Yamaha Clarinet Models and Specifications

Bb/A Clarinets

Model Number
Series / Range
Key
Year Introduced
Year Discontinued
Body Material
Key System
Key Material / Finish
Tone Holes
Bore Size
Remarks
YCL-950 Ideal
Custom "Ideal" Series
Bb
2004
2009
null
null
null
null
null
Japan only
AD-CL1
Standard "Advantage"
Bb
2001
2003
ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Silver
Straight with tapered undercut.
unknown
null
YCL-20
Standard
Bb
1984
2001
ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Nickel
Straight with tapered undercut.
unknown
Replaced by the YCL-250A
YCL-200AD
Standard "Advantage"
Bb
2004
2011.1
ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Nickel
Straight with tapered undercut.
Molded
null
YCL-200AD(II)
Standard "Advantage"
Bb
2011.12
Current
null
null
null
null
null
null
YCL-200DR
Standard
Bb
2011.1
Current
ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Nickel
unknown
unknown
China only?
YCL-200DT
Standard
Bb
2011.1
Current
ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Nickel
unknown
unknown
China only?
YCL-20CA
Standard
Bb
1984
2001
ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Nickel
Straight with tapered undercut.
unknown
"CA" = Carry All case, clarinet the same as YCL-20
YCL-22
Standard
Bb
1969
unknown
Plastic
Boehm
Nickel / Nickel
unknown
unknown
null
YCL-23N
Standard
Bb
1968
1971
Plastic
Boehm
Nickel / Nickel
unknown
unknown
"N" = Nickel plated keys
YCL-24(II)
Standard
Bb
1979
1986
MMA Resin
Boehm
Nickel / Nickel
unknown
14.85mm
null
YCL-24(N)
Standard
Bb
1972
1978
ABS Resin
Boehm
Nickel / Nickel
unknown
14.70mm
null
YCL-25
Standard
Bb
unknown
unknown
null
null
null
null
null
null
YCL-250 ( #001001 < )
Standard
Bb
2001
2011.1
Matt ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Nickel
Straight with tapered undercut.
Molded
Assembled in Japan vs the YCL-250A assembled in America, both models identical
YCL-250A
Standard
Bb
unknown
2011.11
Matt ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Nickel
Straight with tapered undercut.
Molded
"A" = Assembled in America
YCL-250CA
Standard
Bb
unknown
2011.11
Matt ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Nickel
Straight with tapered undercut.
Molded
"CA" = Carry All case, clarinet the same as YCL-250
YCL-250E
Standard
Bb
2007.06
2011.11
Matt ABS Resin
Boehm, 18 keys, 6 rings
Nickel / Nickel
Straight with tapered undercut.
Molded
"E" = with Eb lever
YCL-250SUK
Standard
Bb
1993
2001
Matt ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Silver
Straight with tapered undercut.
Molded
"S" = Silver plated keywork, "UK" = United Kingdom market only
YCL-251
Standard
Bb
unknown
unknown
null
null
null
null
null
Japan only?
YCL-252
Standard
Bb
unknown
unknown
null
null
null
null
null
null
YCL-255
Standard
Bb
2011.11
Current
Matt ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Nickel
Straight with tapered undercut.
Molded
Adjustable thumb rest, no ring on bell for lightness
YCL-255E
Standard
Bb
2011.12
Current
Matt ABS Resin
Boehm, 18 keys, 6 rings
Nickel / Nickel
Straight with tapered undercut.
Molded
"E" = with Eb lever
YCL-255S
Standard
Bb
2011.11
Current
Matt ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Silver
Straight with tapered undercut.
Molded
"S" = Silver Plated Keys
YCL-26
Standard
Bb
1974
1984
ABS Resin
Boehm
Nickel / Nickel
unknown
14.70mm
null
YCL-26(II)
Standard
Bb
1984
2001
null
null
null
null
null
null
YCL-26(II)M
Standard
Bb
1993
2001
null
null
null
null
null
null
YCL-26(II)MSUK-T
Standard
Bb
1992
2001
null
null
null
null
null
null
YCL-27
Standard
Bb
unknown
unknown
null
null
null
null
null
null
YCL-32
Standard
Bb
1970 (1972?)
1978
Wood
Boehm, 17 keys, 6 rings
Nickel / Nickel
unknown
14.70mm
null
YCL-33
Standard
Bb
unknown
unknown
null
null
null
null
null
null
YCL-34 ( < #22321 )
Standard
Bb
1974 (1978?)
1984
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Nickel
Straight
14.70mm
null
YCL-34(II)
Standard
Bb
1984
2001
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Nickel
unknown
unknown
null
YCL-34(II)S
Standard
Bb
1987
2001
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
"S" = Silver plated keywork?
YCL-35
Standard
Bb
unknown
unknown
null
null
null
null
null
null
YCL-350DX
Standard
Bb
2006
2011.1
ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Nickel
unknown
unknown
China only?
YCL-352
Standard
Bb
unknown
unknown
null
null
null
null
null
null
YCL-355
Standard
Bb
2011.1
Current
ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Nickel
unknown
unknown
China only?
YCL-355BL
Standard "Anniversary"
Bb
2010
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Nickel
unknown
unknown
Celebrating 10 years of Yamaha production in China, China only
YCL-400AD ( #300001 < )
Intermediate "Advantage"
Bb
2004
2010.09
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Nickel
Straight inset with tapered undercut
Machined
null
YCL-450 ( #101001 < )
Intermediate
Bb
2001
2009
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Straight inset with tapered undercut
Machined
Fixed Thumb Rest
YCL-450AL
Intermediate "Allegro"
Bb
unknown
unknown
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver / Gold Plated Posts
Straight inset with tapered undercut
Machined
Adjustable thumb rest, "French" style case.
YCL-450CA
Intermediate
Bb
2001
2009
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Straight inset with tapered undercut
Machined
Fixed Thumb Rest, "CA" = Carry ALL case supplied as standard
YCL-450E
Intermediate
Bb
2001
2005
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Straight inset with tapered undercut
Machined
"E" = with Eb Lever
YCL-450M
Intermediate "Duet+"
Bb
unknown
Current
Grenadilla & injected ABS resin (upper joint)
Boehm, 17 keys, 6 rings
Nickel / Silver
Straight inset with tapered undercut
Machined
"M" = Molded inner bore = Duet+
YCL-450N
Intermediate
Bb
2001 (2002)
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Nickel
Straight inset with tapered undercut
Machined
"N" = Nickel Plated Keys
YCL-450NCA
Intermediate
Bb
2001 (2002)
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Nickel
Straight inset with tapered undercut
Machined
"N" = Nickel Plated Keys
YCL-450NE
Intermediate
Bb
2001
2010.09
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Nickel
Straight inset with tapered undercut
Machined
"E" = with Eb Lever, "N" = Nickel plated Keys
YCL-450NM
Intermediate "Duet+"
Bb
unknown
Current
Grenadilla & injected ABS resin (upper joint)
Boehm, 17 keys, 6 rings
Nickel / Nickel
Straight inset with tapered undercut
Machined
"M" = Molded inner bore = Duet+, "N" = Nickel Plated Keys
YCL-452
Intermediate
Bb
unknown
unknown
null
null
null
null
null
null
YCL-457-18
Intermediate
Bb
2002
Current
Grenadilla
Oehler, 18 keys, 4 rings
Nickel / Silver
Straight with tapered undercut
Machined
Discontinued in US @ March 2013
YCL-457-20
Intermediate
Bb
2002
Current
Grenadilla
Oehler, 20 keys, 6 rings
Nickel / Silver
Straight with tapered undercut
Machined
Discontinued in US @ March 2013
YCL-457-22
Intermediate
Bb
2002
Current
Grenadilla
Oehler, 22 keys, 6 rings
Nickel / Silver
Straight with tapered undercut
Machined
Discontinued in US @ March 2013
YCL-458-20
Intermediate
Bb
2002
Current
Grenadilla
Oehler, 20 keys, 6 rings
Nickel / Silver
unknown
Machined
Discontinued in US @ March 2013, "Austria" model with larger bore
YCL-458-22
Intermediate
Bb
2002
Current
Grenadilla
Oehler, 22 keys, 6 rings
Nickel / Silver
unknown
Machined
Discontinued in US @ March 2013, "Austria" model with larger bore
YCL-52
Intermediate
Bb
1984
2001
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Straight with tapered undercut.
14.70mm
null
YCL-550AL
Intermediate "Allegro"
Bb
1996
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver / Gold Plated Posts
Straight inset with tapered undercut
Machined
null
YCL-61
Professional
Bb
1972
1978
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
14.70mm
null
YCL-62
Professional
Bb
1978
1984
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
14.55mm
null
YCL-62(II)
Professional
Bb
1984
1988
null
null
null
null
null
null
YCL-64
Professional
Bb
1996 (1995)
2001 (2002)
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
14.65mm
null
YCL-647
Professional
A
1991
Current
Grenadilla
Oehler, 27 keys, 5 rings
Nickel / Silver
Straight with tapered undercut
Machined
Discontinued in US @ March 2013, E/F bell mechanism
YCL-65
Professional
A
1978 (1976)
1984
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
14.75mm
null
YCL-65(II)
Professional
A
1985
1988
null
null
null
null
null
null
YCL-650 ( #101001 < )
Professional
Bb
2001
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered inset with tapered undercut
Machined
features very close to those of the Custom SEV model
YCL-650E
Professional
Bb
2001
Current
Grenadilla
Boehm, 18 keys, 6 rings
Nickel / Silver
Tapered inset with tapered undercut
Machined
features very close to those of the Custom SEV model, "E" = with optional Eb lever
YCL-650U
Professional
Bb
2001
Current
null
null
null
null
null
null
YCL-650WCC
Professional
Bb
2001
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered inset with tapered undercut
Machined
China only?, WCC = ?
YCL-651
Professional
Bb
1984
unknown
null
null
null
null
null
Japan only
YCL-657
Professional
Bb
1990
Current
Grenadilla
Oehler, 27 keys, 5 rings
Nickel / Silver
Straight with tapered undercut
Machined
Discontinued in US @ March 2013
YCL-657-24
Professional
Bb
1990
Current
Grenadilla
Oehler, 24 keys, 5 rings
Nickel / Silver
Straight with tapered undercut
Machined
Discontinued in US @ March 2013
YCL-72
Professional
Bb
1985
1987
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
14.65mm
null
YCL-72ACS
Professional
A
1988
1992 (1994)
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
14.65mm
YCL-CSA is current equivilent
YCL-72ACX
Professional
A
1984 (1988)
1992 (1994)
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
14.51mm
no current equivilent
YCL-72CS
Professional
Bb
1988
1992 (1994)
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
14.65mm
null
YCL-72CX
Professional
Bb
1985 (1988)
1992 (1994)
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
14.65mm
null
YCL-81
Custom
Bb
1974 (1976)
1984
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
14.55mm
no current equivilent
YCL-82
Custom
Bb
1979
1985 (1984)
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
14.75mm
no current equivilent
YCL-82(II)
Custom
Bb
1985
1988
null
null
null
null
null
null
YCL-841
Custom
A
1984
1993
null
null
null
null
null
null
YCL-841(II)
Custom
A
1993
unknown
null
null
null
null
null
null
YCL-842
Custom
A
1984
1993
null
null
null
null
null
null
YCL-842(II)
Custom "CS" Series
A
1993
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
Japan only
YCL-842(II)V
Custom "CS-V" Series
A
1996
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
Japan only
YCL-843
Custom
A
1986
1993
null
null
null
null
null
null
YCL-843(II)
Custom "SE" Series
A
1993
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
Japan only
YCL-843(II)V
Custom "SE-V" Series
A
1996
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
Japan only
YCL-844
Custom
A
1986
1993
null
null
null
null
null
null
YCL-844(II)
Custom
A
1993
unknown
null
null
null
null
null
null
YCL-846
Custom
A
1987
2000
Grenadilla
Boehm, 19 keys, 6 rings
Nickel / Silver
Tapered tone holes with hand-tapered undercut
unknown
German style clarinet with Boehm keywork
YCL-846(2)
Custom
A
2000
2009.08
Grenadilla
Boehm, 19 keys, 6 rings
Nickel / Silver
Tapered tone holes with hand-tapered undercut
unknown
German style clarinet with Boehm keywork
YCL-847
Custom
A
1987
1998
Grenadilla
Oehler, 27 keys, 5 rings
Nickel / Silver
Hand-tapered undercut
unknown
Discontinued in US @ March 2013
YCL-847(2)
Custom
A
1998
Current
Grenadilla
Oehler, 27 keys, 5 rings
Nickel / Silver
Hand-tapered undercut
unknown
Discontinued in US @ March 2013
YCL-85
Custom
Bb
1974 (1976)
1985 (1984)
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
14.75mm
no current equivilent
YCL-85(II)
Custom
Bb
1985
1988
null
null
null
null
null
null
YCL-851
Custom
Bb
1984
1993
null
null
null
null
null
null
YCL-851(II)
Custom "CX" Series
Bb
1993
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
Japan only
YCL-852
Custom
Bb
1984
1993
null
null
null
null
null
null
YCL-852(II)
Custom "CS" Series
Bb
1993
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
Japan only
YCL-852(II)V
Custom "CS-V" Series
Bb
1996
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
Japan only
YCL-853
Custom
Bb
1986
1993
null
null
null
null
null
null
YCL-853(II)
Custom "SE" Series
Bb
1993
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
Japan only
YCL-853(II)V
Custom "SE-V" Series
Bb
1996
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
Japan only
YCL-854
Custom "AE" Series
Bb
1986
1993
null
null
null
null
null
Japan only
YCL-854(II)
Custom
Bb
1993
unknown
null
null
null
null
null
Japan only
YCL-856
Custom
Bb
1987
2000
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered tone holes with hand-tapered undercut
unknown
German style clarinet with Boehm keywork
YCL-856(2)
Custom
Bb
2000
2009.08
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered tone holes with hand-tapered undercut
unknown
German style clarinet with Boehm keywork
YCL-857
Custom
Bb
1987
1998
Grenadilla
Oehler, 27 keys, 5 rings
Nickel / Silver
Hand-tapered undercut
unknown
Discontinued in US @ March 2013
YCL-857(2)
Custom
Bb
1998
Current
Grenadilla
Oehler, 27 keys, 5 rings
Nickel / Silver
Hand-tapered undercut
unknown
Discontinued in US @ March 2013
YCL-940 Ideal
Custom "Ideal" Series
A
2004
2009
null
null
null
null
null
Japan only
YCL-941
Custom "Lab" Series
A
1992
unknown
null
null
null
null
null
Japan only
YCL-942
Custom "Lab" Series
A
1992
unknown
null
null
null
null
null
Japan only
YCL-951
Custom "Lab" Series
Bb
1992
2003
null
null
null
null
null
Japan only
YCL-952
Custom "Lab" Series
Bb
1992
unknown
null
null
null
null
null
Japan only
YCL-953
Custom "Lab" Series "Virtuose"
Bb
1992
unknown
null
null
null
null
null
Japan only
YCL-AE
Custom
Bb
1989 (1995)
2009.11 (1998)
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered tone holes with hand-tapered undercut
14.65mm
null
YCL-AEA
Custom
A
1989 (1995)
2009.11
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered tone holes with hand-tapered undercut
14.78mm
YCL-SEVA is current equivilent
YCL-C100A
Standard
Bb
1992
2001
ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Nickel
unknown
unknown
null
YCL-CS
Custom "CS" Series
Bb
1992 (1994)
2009.11
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered tone holes with hand-tapered undercut
14.65mm
null
YCL-CSA
Custom "CS" Series
A
1992 (1994)
2009.11
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered tone holes with hand-tapered undercut
14.65mm
null
YCL-CSG
Custom "CS" G Series
Bb
2005
2009.11
African Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
Machined & Polished
CSG has longer upper joint (apprx. 10mm) than standard & shorter barrel
YCL-CSG E
Custom "CS" G Series
Bb
2005
2009.11
African Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
Machined & Polished
"E" = with optional Ab/Eb mechanism
YCL-CSG2(US)
Custom "CS" G2 Series
Bb
2009.12
Current
African Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
Machined & Polished
CSG has longer upper joint (apprx. 10mm) than standard & shorter barrel
YCL-CSG2H(US)
Custom "CS" G2 Series
Bb
2009.12
Current
African Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Hamilton Plated
Tapered integral type with hand-sculpted undercut
Machined & Polished
"H" = Hamilton Plated keys = alloy of Nickel Silver & Gold
YCL-CSG2HL(US)
Custom "CS" G2 Series
Bb
2009.12
Current
African Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Hamilton Plated
Tapered integral type with hand-sculpted undercut
Machined & Polished
"H" = Hamilton Plated keys = alloy of Nickel Silver & Gold, "L" = low E/F pitch correction key
YCL-CSG2L(US)
Custom "CS" G2 Series
Bb
2009.12
Current
African Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
Machined & Polished
"L" = low E/F pitch correction key
YCL-CSG3(EU)
Custom "CS" G3 Series
Bb
2009.12
Current
null
null
null
null
null
null
YCL-CSG3H(EU)
Custom "CS" G3 Series
Bb
2009.12
Current
null
null
null
null
null
null
YCL-CSG3HL(EU)
Custom "CS" G3 Series
Bb
2009.12
Current
null
null
null
null
null
null
YCL-CSG3L(EU)
Custom "CS" G3 Series
Bb
2009.12
Current
null
null
null
null
null
null
YCL-CSGA
Custom "CS" G Series
A
2005
2009.11
null
null
null
null
null
null
YCL-CSGA E
Custom "CS" G Series
A
2005
2009.11
null
null
null
null
null
null
YCL-CSGA2(US)
Custom "CS" G2 Series
A
2009.12
Current
African Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
Machined & Polished
null
YCL-CSGA2H(US)
Custom "CS" G2 Series
A
2009.12
Current
African Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Hamilton Plated
Tapered integral type with hand-sculpted undercut
Machined & Polished
"H" = Hamilton Plated keys = alloy of Nickel Silver & Gold
YCL-CSGA2HL(US)
Custom "CS" G2 Series
A
2009.12
Current
African Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Hamilton Plated
Tapered integral type with hand-sculpted undercut
Machined & Polished
"H" = Hamilton Plated keys = alloy of Nickel Silver & Gold, "L" = low E/F pitch correction key
YCL-CSGA2L(US)
Custom "CS" G2 Series
A
2009.12
Current
African Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
Machined & Polished
"L" = low E/F pitch correction key
YCL-CSGA3(EU)
Custom "CS" G3 Series
A
2009.12
Current
null
null
null
null
null
null
YCL-CSGA3H(EU)
Custom "CS" G3 Series
A
2009.12
Current
null
null
null
null
null
null
YCL-CSGA3HL(EU)
Custom "CS" G3 Series
A
2009.12
Current
null
null
null
null
null
null
YCL-CSGA3L(EU)
Custom "CS" G3 Series
A
2009.12
Current
null
null
null
null
null
null
YCL-CSGAH
Custom "CS" G Series
A
2005
2009.11
null
null
null
null
null
null
YCL-CSGAH E
Custom "CS" G Series
A
2005
2009.11
null
null
null
null
null
null
YCL-CSGH
Custom "CS" G Series
Bb
2005
2009.11
African Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Hamilton Plated
Tapered integral type with hand-sculpted undercut
Machined & Polished
"H" = Hamilton Plated keys = alloy of Nickel Silver & Gold
YCL-CSGH E
Custom "CS" G Series
Bb
2005
2009.11
African Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Hamilton Plated
Tapered integral type with hand-sculpted undercut
Machined & Polished
"H" = Hamilton Plated keys = alloy of Nickel Silver & Gold, "E" = with optional Ab/Eb mechanism
YCL-CSV
Custom "CS-V" Series
Bb
1996
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
Machined and polished
null
YCL-CSV-E
Custom "CS-V" Series
Bb
2002
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
Machined and polished
"E" = with optional Ab/Eb mechanism
YCL-CSV-N
Custom "CS-V" Series
Bb
2002
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Nickel
Tapered integral type with hand-sculpted undercut
Machined and polished
"N" = Nickel Silver plated keywork
YCL-CSVA
Custom "CS-V" Series
A
1996 (1999)
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
14.65mm, Machined and polished
null
YCL-CSVA-N
Custom "CS-V" Series
A
2002
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Nickel
Tapered integral type with hand-sculpted undercut
14.65mm, Machined and polished
"N" = Nickel Silver plated keywork
YCL-CSVR
Custom "CS-VRefined" Series
Bb
2015
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered tone holes with hand-tapered undercut
unknown
R = Refined, Launched January 2015 NAMM
YCL-CSVRA
Custom "CS-VRefined" Series
A
2015
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered tone holes with hand-tapered undercut
unknown
R = Refined, Launched January 2015 NAMM
YCL-CSVm
Custom "CS-Vmaster" Series
Bb
2004
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
Japan only?
YCL-CSVmA
Custom "CS-Vmaster" Series
A
2004
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
Japan only?
YCL-CX
Custom "CX" Series
Bb
1992
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
unknown
Discontinued in US @ March 2013
YCL-CXA
Custom "CX" Series
A
1992 (1994)
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
14.51mm
Discontinued in US @ March 2013
YCL-E1
Standard "Education"
Bb
unknown
unknown
Matt ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
"E" = Education series or maybe Europe, need confirmation
YCL-IdealG
Custom "Ideal" Series
Bb
2009
Current
African Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
Machined & Polished
optional Eb lever available, adjustable thumb rest available, Japan only
YCL-IdealGA
Custom "Ideal" Series
A
2009
Current
African Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
Machined & Polished
optional Eb lever available, adjustable thumb rest available, Japan only
YCL-PLU1
Standard "Plutus"
Bb
2011.11
Current
ABS Resin
Oehler, 20 keys, 6 rings
Nickel / Nickel
unknown
unknown
null
YCL-PLU2
Standard "Plutus"
Bb
2011.11
Current
ABS Resin
Oehler, 22 keys, 6 rings
Nickel / Nickel
unknown
unknown
null
YCL-PLU3
Standard "Plutus"
Bb
2011.11
Current
unknown
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
null
YCL-S1
Standard "Schools"
Bb
2011.1
Current
ABS Resin
Boehm, 17 keys, 6 rings
Nickel / Nickel
unknown
unknown
"Schools" model for China only
YCL-SE
Custom "SE" Series
Bb
1992 (1995)
2009.11
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
14.78mm
Lush and muted chamber sound quality
YCL-SE-V
Custom "SE-V" Series
Bb
1996
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
Machined & Polished
wider tone holes than YCL-SE
YCL-SE-V-E
Custom "SE-V" Series
Bb
2002
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
Machined & Polished
"E" = with optional Ab/Eb mechanism
YCL-SE-V-N
Custom "SE-V" Series
Bb
2002
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Nickel
Tapered integral type with hand-sculpted undercut
Machined & Polished
"N" = Nickel Silver plated keywork
YCL-SE-VA
Custom "SE-V" Series
A
1996
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
Machined & Polished
null
YCL-SEA
Custom "SE" Series
A
1992
2009.11
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
Tapered integral type with hand-sculpted undercut
14.66mm
Discontinued in US @ March 2013
YCL-SEVm
Custom "SE-Vmaster" Series
Bb
2004
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
Japan only?
YCL-SEVmA
Custom "SE-Vmaster" Series
A
2004
Current
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
Japan only?
YCL-SEVmAKF
Custom "SE-Vmaster" Limited Series
A
2013.11
Current
Grenadilla
Boehm, 18 key 6 ring, Bass correction
null
null
null
Japan only
YCL-SEVmKF
Custom "SE-Vmaster" Limited Series
Bb
2013.11
Current
Grenadilla
Boehm, 18 key 6 ring, Bass correction
null
null
null
Japan only
YCL-XT1
Professional
Bb
<2005
2005<
Grenadilla
Boehm, 17 keys, 6 rings
Nickel / Silver
unknown
unknown
adjustable thumb rest, assembled in USA, relabelled YCL-650 commisioned by Brooks Mays Music, mid 2000's

Eb Clarinets

Model Number
Series / Range
Key
Year Introduced
Year Discontinued
Body Material
Key System
Key Material / Finish
Tone Holes
Bore Size
Remarks
YCL-280
Standard
Eb
1983
unknown
MMA Resin
Boehm
Nickel / Nickel
Straight
Machined
Discontinued in US @ March 2013
YCL-681
Professional
Eb
1982 (1984?)
1995
Grenadilla
Boehm
Nickel / Silver
Tapered inset, tapered undercut
Machined
null
YCL-681(II)
Professional
Eb
1995
Current
Grenadilla
Boehm
Nickel / Silver
Tapered inset, tapered undercut
Machined
US does not recognised "II" denotation
YCL-881
Custom
Eb
1993 (1994?)
Current
Grenadilla
Boehm
Nickel / Silver
Tapered inset, tapered undercut
Machined
null

Eb Alto Clarinets

Model Number
Series / Range
Key
Year Introduced
Year Discontinued
Body Material
Key System
Key Material / Finish
Tone Holes
Bore Size
Remarks
YCL-230
Standard
Eb Alto
1983
unknown
MMA Resin
Boehm
Nickel / Nickel
Striaght
Machined
Discontinued in US @ March 2013
YCL-631
Professional
Eb Alto
1982 (1984?)
1995
null
null
null
null
null
null
YCL-631(II)
Professional
Eb Alto
1995
Current
Grenadilla
Boehm
Nickel / Silver
Striaght
Machined
null

Bb Bass Clarinets

Model Number
Series / Range
Key
Year Introduced
Year Discontinued
Body Material
Key System
Key Material / Finish
Tone Holes
Bore Size
Remarks
YCL-220L
Standard
Bb Bass
1983
unknown
MMA Resin
Boehm, 20 keys, 7 covered finger holes
Nickel / Nickel
Striaght
unknown
Discontinued in US @ March 2013, "L" = leather pads
YCL-221
Standard
Bb Bass
2001
2005
null
null
null
null
null
null
YCL-221(II) ( #8004 < )
Standard
Bb Bass
2005
Current
MMA Resin
Boehm, 20 keys, 7 covered finger holes
Nickel / Nickel
Straight
Molded
US does not recognised "II" denotation, adjustable thumb rest
YCL-621
Professional
Bb Bass
1981 (1984?)
1995
null
null
null
null
null
null
YCL-621(II)
Professional
Bb Bass
1995
Current
Grenadilla
Boehm, 20 Keys, 7 covered finger holes
Nickel / Silver
Straight with tapered undercut
Machined
US does not recognised "II" denotation, fixed thumb rest
YCL-622
Professional
Bb Bass
1987
1995
null
null
null
null
null
null
YCL-622(II)
Professional
Bb Bass
1995
2008.09
null
null
null
null
null
null
YCL-622(II) ( #002911 < )
Professional
Bb Bass
2008.09
Current
Grenadilla
Boehm, 24 keys, 7 covered finger holes
Nickel / Silver
Straight with tapered undercut
Machined
fixed thumb rest