- Either original equipment in the Comet drive clutches or a popular replacement for trail riding or racing
- 102-C, 108-C and 108-EXP clutches all use the same basic cam arm
- 108 4-PRO clutches use FOUR cam arms. (To find the required cam arm weight, add the weight of three cam arms used in a 108-EXP or other three-post clutch, add 14%, then divide by FOUR. This will give you the required new cam arm weight.)
- When ordering cam arms for a 108 4-PRO clutch, you must order FOUR cam arms to get the correct weight
- Comet arm weight objective is within .75 grams of that listed. Certified weights would be significantly more expensive. The variance may occasionally exceed 2 grams and is a result of greater or lesser arm density.
Fixed Weight: 48.5 g
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 1985-1994 | Arctic Cat | Cougar | |
| 1989-1991 | Arctic Cat | Jag AFS | |
| 1992-1997 | Arctic Cat | Jag Deluxe | |
| 1992 | Arctic Cat | Jag Special | |
| 1993-1994 | Arctic Cat | Jag Z | |
| 1998-2002 | Arctic Cat | Panther 440 | |
| 1994-1995 | Arctic Cat | Panther Deluxe | |
| 1994-1997 | Arctic Cat | Puma 2 Up | |
| 1994-1997 | Arctic Cat | Puma Deluxe | |
| 1988-1992 | Arctic Cat | Super Jag | |
| 1995-1997 | Arctic Cat | Z 440 | |
| 2003 | Arctic Cat | Z 440 ESR | |
| 2004-2006 | Arctic Cat | Z 440 LX | |
| 1997-2000 | Arctic Cat | ZL 440 | |
| 2003-2005 | Kawasaki | KX125 | |
| 2003-2005 | Kawasaki | KX250 | |
| 2004-2005 | Kawasaki | KX250F | |
| 1985-1991 | Polaris | 400 | |
| 1995 | Polaris | 500 EFI | |
| 1985-1987 | Polaris | 600 | |
| 1988 | Polaris | Classic | |
| 1995 | Polaris | Classic | |
| 2004-2006 | Polaris | Classic 340 | |
| 2001-2003 | Polaris | Classic 500 Touring | |
| 2003 | Polaris | Edge 340 | |
| 2003 | Polaris | Edge Classic 340 | |
| 2004 | Polaris | Indy 340 Touring | |
| 1998 | Polaris | Indy 440 | |
| 2000-2002 | Polaris | Magnum 325 4X4 | |
| 2003-2004 | Polaris | PRO X 600 | |
| 1999-2002 | Polaris | RMK 500 | |
| 2001-2002 | Polaris | Scrambler 500 2x4 | |
| 1998-2003 | Polaris | Scrambler 500 4X4 | |
| 1995 | Polaris | SKS 500 EFI | |
| 1997 | Polaris | Sport | |
| 1997 | Polaris | Sport Touring | |
| 2000-2004 | Polaris | Sport Touring | |
| 2001 | Polaris | Sport Touring ES | |
| 1993-1996 | Polaris | Sportsman 400 4X4 | |
| 1998-1999 | Polaris | Super Sport | |
| 2003-2005 | Polaris | Super Sport | |
| 2006-2007 | Polaris | Super Sport 550 | |
| 1992 | Polaris | Supertrak | |
| 2003 | Polaris | Touring 340 | |
| 1997-1999 | Polaris | Trail | |
| 1990-1995 | Polaris | Trail Blazer 250 | |
| 1994-1998 | Polaris | Trail Boss 250 | |
| 1991-1993 | Polaris | Trail Boss 250 2x4 | |
| 1991 | Polaris | Trail Boss 350L 2x4 | |
| 1991 | Polaris | Trail Boss 350L 4X4 | |
| 1998-2006 | Polaris | Trail RMK | |
| 1997-2000 | Polaris | Trail Touring | |
| 2002-2006 | Polaris | Trail Touring | |
| 1996-1997 | Polaris | Tran Sport | |
| 1991-1993 | Polaris | WideTrak | |
| 1993-1997 | Polaris | WideTrak GT | |
| 1994-2001 | Polaris | WideTrak LX | |
| 2003-2005 | Polaris | WideTrak LX | |
| 2008 | Polaris | WideTrak LX | |
| 2010 | Polaris | WideTrak LX | |
| 1999-2003 | Polaris | XC 500 | |
| 1997-1999 | Polaris | XCF | |
| 2000-2002 | Polaris | Xplorer 250 4X4 | |
| 1996 | Polaris | Xpress 300 | |
| 1999 | Polaris | Xpress 300 | |
| 1990 | Ski-Doo | Alpine 508 | |
| 1987 | Ski-Doo | Escapade | |
| 2006-2008 | Ski-Doo | Expedition 550F Sport | |
| 2005 | Ski-Doo | Expedition 600 TUV | |
| 2006-2008 | Ski-Doo | Expedition 600 TUV HO SDI | |
| 1999 | Ski-Doo | Formula 380 Deluxe Fan | |
| 2000 | Ski-Doo | Formula 380F Deluxe Fan | |
| 1997 | Ski-Doo | Formula 500 | |
| 1998 | Ski-Doo | Formula 500 Deluxe | |
| 1999-2000 | Ski-Doo | Formula 500 Deluxe LC | |
| 1993-1995 | Ski-Doo | Formula MXZ | |
| 1987-1991 | Ski-Doo | Formula Plus | |
| 1999-2000 | Ski-Doo | Formula S | |
| 1995-1999 | Ski-Doo | Formula SL | |
| 1999 | Ski-Doo | Formula Z 500 | |
| 2007-2009 | Ski-Doo | Freestyle 550F Back Country | |
| 2007-2008 | Ski-Doo | Freestyle 550F Park | |
| 2007 | Ski-Doo | Freestyle 550F Session | |
| 2003 | Ski-Doo | Grand Touring 380F Fan | |
| 2003 | Ski-Doo | Grand Touring 500 Sport | |
| 2003 | Ski-Doo | Grand Touring 500F Fan | |
| 2010 | Ski-Doo | Grand Touring 550F Sport | |
| 2005-2006 | Ski-Doo | GSX 380F Fan | |
| 2005-2008 | Ski-Doo | GSX 550F Fan | |
| 2005-2008 | Ski-Doo | GSX 600 Limited HO SDI | |
| 2005 | Ski-Doo | GSX 600 Sport HO | |
| 2006-2007 | Ski-Doo | GSX 600 Sport HO SDI | |
| 2005-2006 | Ski-Doo | GTX 380F Fan | |
| 2005-2008 | Ski-Doo | GTX 550F Fan | |
| 2005 | Ski-Doo | GTX 600 Limited HO | |
| 2006-2008 | Ski-Doo | GTX 600 Limited HO SDI | |
| 2005 | Ski-Doo | GTX 600 Sport HO | |
| 2006-2008 | Ski-Doo | GTX 600 Sport HO SDI | |
| 2004 | Ski-Doo | Legend 380 Fan | |
| 2002-2003 | Ski-Doo | Legend 380F Fan | |
| 2004 | Ski-Doo | Legend 550 Fan | |
| 2002 | Ski-Doo | Legend 600 GS | |
| 2003 | Ski-Doo | Legend 600 SE | |
| 2004 | Ski-Doo | Legend 600 SE HO SDI | |
| 2002 | Ski-Doo | Legend 600 SE RER | |
| 2002-2003 | Ski-Doo | Legend 600 Sport | |
| 2004 | Ski-Doo | Legend 600 Sport HO SDI | |
| 2004-2006 | Ski-Doo | MXZ 380 Fan | |
| 2001 | Ski-Doo | MXZ 380F Fan | |
| 2003 | Ski-Doo | MXZ 380F Fan | |
| 1997 | Ski-Doo | MXZ 440F | |
| 2001 | Ski-Doo | MXZ 440F Fan | |
| 2004-2006 | Ski-Doo | MXZ 550 Fan | |
| 2003 | Ski-Doo | MXZ 550F Fan | |
| 2007-2008 | Ski-Doo | MXZ 550F Fan | |
| 1996-1998 | Ski-Doo | MXZ 583 | |
| 2006-2009 | Ski-Doo | MXZ X 550 | |
| 1993 | Ski-Doo | Safari Rally E | |
| 1999-2000 | Ski-Doo | Skandic 380 | |
| 2002-2005 | Ski-Doo | Skandic 440 LT | |
| 2006-2007 | Ski-Doo | Skandic 440F LT | |
| 1999-2000 | Ski-Doo | Skandic 500 | |
| 2001-2003 | Ski-Doo | Skandic 500F SWT | |
| 2004-2010 | Ski-Doo | Skandic 550F SUV | |
| 1993-1994 | Ski-Doo | Skandic II 377 | |
| 1999-2000 | Ski-Doo | Skandic SWT | |
| 1994 | Ski-Doo | Summit 470 | |
| 2004-2005 | Ski-Doo | Summit 550 Fan | |
| 2003 | Ski-Doo | Summit 550F Fan | |
| 2006-2009 | Ski-Doo | Summit 550F Fan | |
| 1999-2001 | Ski-Doo | Summit 600 | |
| 1999-2000 | Ski-Doo | Touring E | |
| 2004-2006 | Suzuki | RMZ250 | |
| 1997-2001 | Yamaha | Bravo LT BR250T | |
| 1988 | Yamaha | Enticer 340 ET340 | |
| 1988 | Yamaha | Excel III EC340 | |
| 1987-1989 | Yamaha | Exciter EX570 | |
| 1991-1993 | Yamaha | Exciter II EX570 | |
| 1990 | Yamaha | High Altitude EX570H | |
| 1999-2001 | Yamaha | Phazer 500 PZ500 | |
| 2001 | Yamaha | Phazer 500 PZ500DX Deluxe | |
| 2007 | Yamaha | Phazer FX PZ50FX | |
| 2007 | Yamaha | Phazer GT PZ50GT | |
| 1992-1996 | Yamaha | Phazer II PZ480 | |
| 2000-2001 | Yamaha | Phazer Mountain Lite PZ500ML | |
| 2007 | Yamaha | Phazer Mountain Lite PZ50MT | |
| 2008 | Yamaha | Phazer MTX PZ50MT | |
| 1984-1989 | Yamaha | Phazer PZ480 | |
| 1980-1983 | Yamaha | SR540 | |
| 1984-1990 | Yamaha | SRV SR540 | |
| 1998-1999 | Yamaha | Venture 500 VT500 | |
| 1992-1993 | Yamaha | Venture GT VT480GT | |
| 2007-2008 | Yamaha | Venture Lite PZ50VT | |
| 1991-1996 | Yamaha | Venture XL VT480 | |
| 2000-2001 | Yamaha | VMAX 500 VX500DX Deluxe | |
| 1998 | Yamaha | VMAX 500 XT VX500XT | |
| 1998 | Yamaha | VMAX 500 XTC VX500XTC | |
| 1988-1990 | Yamaha | XLV XL540 | |