Dirt Bike Suspension

Sdi - 04500611 - Spring Perch Set - KTM/HusqvarnaFeaturesGreatly improves bottoming resistance and deep stroke performanceRequires some modification to suit your needs, comes with guideMade in the U...

Sdi - 04500615 - DU Piston Bushing Conversion Kit - 50 mmFeaturesDesigned to lower friction and create consistent damping for the life of your oilSpecs

Sdi - 04500608 - Spring Perch Set - YZ250F/450FFeaturesGreatly improves bottoming resistance and deep stroke performanceRequires some modification to suit your needs, comes with guideMade in the U.S...

Sdi - 04500605 - Fork Preload Spacer - 10 mmFeaturesMade in the U.S.ASpecsRiding StyleOff-Road

Sdi - 04500606 - Fork Preload Spacer - 2.5 mmFeaturesMade in the U.S.ASpecsRiding StyleOff-Road

Sdi - 04500603 - Fork Preload Spacer - 2.5 mmFeaturesMade in the U.S.ASpecsProduct NameSpacer

Sdi - 04500636 - Fork Service Kit - 48 mmFeaturesSpecsRiding StyleOff-Road

Sdi - 04500602 - Fork Preload Spacer - 10 mmFeaturesMade in the U.S.ASpecsFork Tube Diameter Metric10.0

Sdi - 04500629 - Fork Service Kit - 47 mmFeaturesSpecsProduct NameService Kit

Sdi - 04500628 - Fork Service Kit - 37 mmFeaturesSpecsUnitsEachProduct

Sdi - 04500597 - Free Piston Assembly - 49 mmFeaturesImproved designComes assembled with all necessary bushings, o-rings and sealsCompletely rebuildable for serviceMade in the USASpecs

Sdi - 04500616 - DU Piston Bushing Conversion Kit - 40 mmFeaturesDesigned to lower friction and create consistent damping for the life of your oilSpecs

Sdi - 04500612 - Spring Perch Set - YZ250F/450FFeaturesGreatly improves bottoming resistance and deep stroke performanceRequires some modification to suit your needs, comes with guideMade in the U.S...

Sdi - 04500627 - Fork Service Kit - 48 mmFeaturesSpecsRiding StyleOff-Road

Sdi - 04500609 - Spring Perch SetFeaturesGreatly improves bottoming resistance and deep stroke performanceRequires some modification to suit your needs, comes with guideMade in the U.S.ASpecs

Sdi - 04500633 - Fork Service Kit - 35 mmFeaturesSpecsFork Tube Diameter Imperial1.38''

Sdi - 04500600 - Free Piston Assembly - 48 mmFeaturesImproved designComes assembled with all necessary bushings, o-rings and sealsCompletely rebuildable for serviceMade in the USASpecs

Sdi - 04500601 - Fork Preload Spacer - 5 mmFeaturesMade in the U.S.ASpecsProduct NameSpacer

Sdi - 04500631 - Fork Service Kit - 49 mmFeaturesSpecsFork Tube Diameter Imperial1.93''

Sdi - 04500621 - DU Piston Bushing Conversion Kit - 50 mmFeaturesDesigned to lower friction and create consistent damping for the life of your oilSpecs

Sdi - 04500614 - DU Piston Bushing Conversion Kit - 46 mmFeaturesDesigned to lower friction and create consistent damping for the life of your oilSpecs

Sdi - 04500619 - DU Piston Bushing Conversion Kit - 46 mmFeaturesDesigned to lower friction and create consistent damping for the life of your oilSpecs

Sdi - 04500610 - Spring Perch SetFeaturesGreatly improves bottoming resistance and deep stroke performanceRequires some modification to suit your needs, comes with guideMade in the U.S.ASpecs

Sdi - 04500598 - Free Piston Assembly - 49 mmFeaturesImproved designComes assembled with all necessary bushings, o-rings and sealsCompletely rebuildable for serviceMade in the USASpecs

Sdi - 04500607 - Spring Perch Set - CRFFeaturesGreatly improves bottoming resistance and deep stroke performanceRequires some modification to suit your needs, comes with guideMade in the U.S.ASpecs

Sdi - 04500599 - Free Piston Assembly - 48 mmFeaturesImproved designComes assembled with all necessary bushings, o-rings and sealsCompletely rebuildable for serviceMade in the USASpecs

Sdi - 13140710 - Bladder Cap - Orange - Husqvarna/KTMFeaturesGreatly reduces friction caused by the stock floating pistonIncreases volume, giving the shock a plusher, more linear feelGreatly...

Sdi - 13140702 - Bladder Cap - Blue - Kawasaki/YamahaFeaturesIncreases volume, giving the shock a more linear feelHelps keep shock coolerUses easy-to-service standard Schrader valveSpecs

Sdi - 04500604 - Fork Preload Spacer - 5 mmFeaturesMade in the U.S.ASpecsProduct NameSpacer

Sdi - 04500596 - Free Piston AssemblyFeaturesImproved designComes assembled with all necessary bushings, o-rings and sealsCompletely rebuildable for serviceMade in the USASpecs

Sdi - 13140709 - Bladder Cap - Blue - Husqvarna/KTMFeaturesGreatly reduces friction caused by the stock floating pistonIncreases volume, giving the shock a plusher, more linear feelGreatly increases...

Sdi - 13140700 - Bladder Cap - Black - Kawasaki/YamahaFeaturesIncreases volume, giving the shock a more linear feelHelps keep shock coolerUses easy-to-service standard Schrader valveSpecs

Sdi - 13041063 - Lowering Pull Rod - BlackFeaturesReduces deep stroke harshness and hookCan lower seat up to 5-10 mm on some bikesImproves chassis balancePrecision machined to be lightweight, but...

Sdi - 13041064 - Lowering Pull Rod - BlackFeaturesReduces deep stroke harshness and hookCan lower seat up to 5-10 mm on some bikesImproves chassis balancePrecision machined to be lightweight, but...

Sdi - 13140713 - Bladder Cap - Blue - Husqvarna/KTMFeaturesGreatly reduces friction caused by the stock floating pistonIncreases volume, giving the shock a plusher, more linear feelGreatly increases...

Sdi - 13140738 - Shock Lowering Stop Washer - Rear - Lowers 3 mmFeaturesAble to easily remove and restore the shock to stockPrecision machined out of chromolySpecs

Sdi - 13140733 - Adjuster Spring - High Speed - ShortFeaturesGreatly reduces spike feel on square edge bumpsSpecs

Sdi - 13140737 - Shock Lowering Stop Washer - Rear - Lowers 2 mmFeaturesAble to easily remove and restore the shock to stockPrecision machined out of chromolySpecs

Sdi - 13140708 - Bladder Cap - RedFeaturesIncreases volume, giving the shock a more linear feelHelps keep shock coolerUses easy-to-service standard Schrader valveSpecs

Sdi - 13140721 - Bladder Cap - Black - HondaFeaturesIncreases volume, giving the shock a more linear feelHelps keep shock coolerUses easy-to-service standard Schrader valveSpecs