Motorcycle Fork Compression Adjuster Parts
Fork Compression Assembly Parts
If your motorbike has modern "Separate Function Forks", you probably have a comp adjustment clicker on one top cap & reb on the other, but for many adjustable designs both caps have compression damping adjusters - learn more about open or closed chamber front forks. If you've never adjusted your dampers, read our clickers article — they control how much suspension oil flows.
Compression adjuster assemblies for precise fork damping
- Fine-tune compression damping with top-cap clickers and bleed screws
- Replace or rebuild compact clicker assemblies, O-rings and centre shafts
- Alter Inner Chamber Spring strength to change initial plushness
- Upgrade valving with free pistons, shim stacks and revalving kits
Adjuster assemblies are compact but complex: top caps house the clicker assembly and bleed screw, sealed to the fork tube; a centre shaft carries a free piston with inner and outer seals plus bushes. Comp valving uses shims, washers and a pushrod that compresses the piston stack. If you need small parts or upgrades see Fork Adjuster Parts, clicker knobs, free pistons and revalving kits.
Recommended Pairings
Consider pairing these parts with Suspension Tools for installation and setup.
Shop Fork Compression Assembly Parts
Browse our range of OEM-fit and performance compression assemblies and internals.
Kayaba (KYB) Genuine Parts Top cap STD YZ85 19-on
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060000201)
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Kayaba (KYB) Genuine Parts Top cap KX450F 07 BLACK
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060000901)
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Kayaba (KYB) Genuine Parts Top cap STD YZ85
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060001301)
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Kayaba (KYB) Genuine Parts Top cap STD KX 2003-2004 YZ 2004 RM 2004 WR 2005-2007
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060002801)
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Front Fork Top End Cap - CR 03-06
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060003101)
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Front Fork Top End Cap - KX250 05-07
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060003701)
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Front Fork Top End Cap - GSXR1000 05-06
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060003801)
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Kayaba (KYB) Genuine Parts Top cap STD YZ 2006-2014 CRF450 2009-2012 KX450F 2008-2010
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060003901)
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Kayaba (KYB) Genuine Parts Front Fork Top End Cap - R1 07
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060004101)
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Kayaba (KYB) Genuine Parts Top cap YZ85 rebound adjuster
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060004401)
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Kayaba (KYB) Genuine Parts Front Fork Top End Cap - KX450F 06-07
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060004501)
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Kayaba (KYB) Genuine Parts Front Fork Top End Cap
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060005101)
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Kayaba (KYB) Genuine Parts Front Fork Top End Cap
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060005201)
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KYB Genuine Top cap STD CRF450 13-14
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060005901)
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KYB Genuine Top cap STD KX450F 13-14
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060006001)
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Kayaba (KYB) Genuine Parts Top cap pressure valve KX450F13-14
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060006301)
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Kayaba (KYB) Genuine Parts Top cap STD YZ450F 2018-
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060007001)
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Kayaba (KYB) Genuine Parts Top cap assy STD right CRF450 2015
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060007101)
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Kayaba (KYB) Genuine Parts Top cap assy STD left CRF450 2015
Original KYB Japan Motorcycle Suspension Parts(SKU: 110060007201)
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