Gasket Kits & Gaskets & Seals

159 products

Shop the range of aftermarket motorcycle gasket products at Pro Class Custom Parts.

$200.99

Fitment: * 2017->2024 Milwaukee-Eight * Used when upgrading OEM 107ci to 124ci or OEM 114/117ci to 128ci * Head Gaskets MLX 0.030″ thick (thinner than OEM) ** Provides an additional increase i...

COMETIC GASKETS

$201.99

* Replaces OEM # 25701007 & 25701079

COMETIC GASKETS

$201.99

* Replaces OEM # 25700746

Derby Cover Gasket – Pack of 5. Fits most 6Spd Big Twin 2006-2017.

JAMES GASKETS INC

$208.99

Features & Benefits:- * Fits Twin Cam Models with 6 Speed OEM Transmission. * Aluminum Foamet Gasket with Bead. * Replaces OEM # 25416-99C * Sold as a Pack (5) Tech Tips:- * Does Not fit 2016u...

JAMES GASKETS INC

$274.99

Features & Benefits:- * Firering 0.045″ Head Gasket. * Aluminum Foamet Base Gasket. * RCM Rocker Cover Gasket. * Includes all Gaskets, Seals & O’Rings Required for a Top End Rebuild. * Rep...

$605.99

Features & Benefits:- * Sold as a Kit. Proudly Made in the USA by S&S Cycle !

COMETIC GASKETS

$582.99

Note: 883cc Models require additional purchase of # CG-C9006 (Gasket; Cyl Head XL’86up 883cc Pair MLS 0.040″)

JAMES GASKETS INC

$526.99

Features & Benefits:- * 883cc models require 2x JGI-16664-86 * MLS 0.040″ Cylinder Head Gaskets. * RCM Cylinder Base Gasket. * RCM Rocker Base Gasket. * Rubber Rocker Cover Casket. * Includes ...

COMETIC GASKETS

$518.99

Features & Benefits:- * Used for 107ci -> 124ci upgrade or 114ci -> 128ci upgrade * 4.250″ Bore * MLX 0.040″ thick Head Gaskets * Our MLX Gasket (Multi-Layer-Xtreme) features an extra ‘s...

COMETIC GASKETS

$536.99

Fitment: * 2017up Milwaukee-Eight * 4.075″ Bore – OEM CVO 117ci Engines * Used on Stage 3 or 4 Kits & when upgrading OEM 107ci to 114ci or OEM 114ci to 117ci Or Stock 117ci/121ci CVO Models *...

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COMETIC GASKETS

$535.99

* Replaces OEM # 25700730A * Does not fit CVO Touring Models 2023up or Street Glide & Road Glide 2024up

COMETIC GASKETS

$486.99

Features & Benefits:- * Used for 107ci -> 124ci upgrade or 114ci -> 128ci upgrade * 4.250″ Bore * MLS 0.040″ thick Head Gaskets Tech Tips:- * Use of these head gaskets without proper cle...

COMETIC GASKETS

$486.99

Fitment: * Stage 3 or 4. * 2017up Milwaukee-Eight * 4.075″ Bore – OEM CVO 117 Engines * Used when upgrading OEM 107ci to 114ci or OEM 114ci to 117ci Or Stock 117ci/121ci CVO Models * MLS 0.040″ t...

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COMETIC GASKETS

$486.99

Fitment: * Stage 3 or 4 * 2017up Milwaukee-Eight * 4.075″ Bore – OEM CVO 117 Engines * Used when upgrading OEM 107ci to 114ci or OEM 114ci to 117ci Or Stock 117ci/121ci CVO Models * MLS 0.030″ th...

COMETIC GASKETS

$486.99

Fitment: Typically used for aftermarket 107ci -> 120ci upgrade or 114ci -> 124ci upgrade * MLS 0.040″ thick (OEM thickness) * Does not fit CVO Touring Models 2023up or Street Glide & Roa...