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.S.ASpecsProduct NameSpring PerchRiding...

Sdi - 04500615 - DU Piston Bushing Conversion Kit - 50 mmFeaturesDesigned to lower friction and create consistent damping for the life of your oilSpecsUnitsKitFork Tube Diameter Imperial1.97''TypePistonRiding StyleOff-RoadProduct...

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.ASpecsUnitsSetProduct NameSpring PerchRiding...

Sdi - 04500605 - Fork Preload Spacer - 10 mmFeaturesMade in the U.S.ASpecsRiding StyleOff-RoadTypeForkProduct NameSpacerFork Tube Diameter Metric10.00...

Sdi - 04500606 - Fork Preload Spacer - 2.5 mmFeaturesMade in the U.S.ASpecsRiding StyleOff-RoadTypeForkUnitsPairFork Tube Diameter Metric2.50 mmProduct...

Sdi - 04500603 - Fork Preload Spacer - 2.5 mmFeaturesMade in the U.S.ASpecsProduct NameSpacerFork Tube Diameter Metric2.50 mmRiding...

Sdi - 04500636 - Fork Service Kit - 48 mmFeaturesSpecsRiding StyleOff-RoadTypeForkRiding StyleStreetUnitsEachFork Tube Diameter Imperial1.89''Product NameService KitFitment2014-2019HusqvarnaTE3002011-2012,...

Sdi - 04500602 - Fork Preload Spacer - 10 mmFeaturesMade in the U.S.ASpecsFork Tube Diameter Metric10.00 mmProduct NameSpacerRiding...

Sdi - 04500629 - Fork Service Kit - 47 mmFeaturesSpecsProduct NameService KitUnitsEachFork Tube Diameter Imperial1.85''Riding StyleOff-RoadTypeForkFitment2001-2007SuzukiRM1252004-2017HondaCRF250X2004-2009HondaCRF2502008SuzukiRM...

Sdi - 04500628 - Fork Service Kit - 37 mmFeaturesSpecsUnitsEachProduct NameService KitRiding StyleOff-RoadTypeForkFork Tube Diameter Imperial1.46''Fitment1996-2007HondaCR852007-2021HondaCRF150R2010-2011HondaCRF150RB Expert2007-2009, 2012-2021HondaCRF150R...

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

Sdi - 04500616 - DU Piston Bushing Conversion Kit - 40 mmFeaturesDesigned to lower friction and create consistent damping for the life of your oilSpecsFork Tube Diameter Imperial1.58''Product NameBushingRiding...

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.ASpecsRiding StyleOff-RoadUnitsSetProduct NameSpring...

Sdi - 04500627 - Fork Service Kit - 48 mmFeaturesSpecsRiding StyleOff-RoadTypeForkProduct NameService KitUnitsEachFork Tube Diameter Imperial1...

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.ASpecsUnitsSetProduct NameSpring PerchRiding...

Sdi - 04500633 - Fork Service Kit - 35 mmFeaturesSpecsFork Tube Diameter Imperial1.38''Riding StyleOff-RoadTypeForkUnitsEachProduct NameService KitFitment2017-2021HusqvarnaTC502017-2021HusqvarnaTC652012-2021KTM50 SX2021Gas GasMC 502021Gas GasMC...

Sdi - 04500600 - Free Piston Assembly - 48 mmFeaturesImproved designComes assembled with all necessary bushings, o-rings and sealsCompletely rebuildable for serviceMade in the USASpecsFork Tube Diameter Imperial1.89''Riding...

Sdi - 04500601 - Fork Preload Spacer - 5 mmFeaturesMade in the U.S.ASpecsProduct NameSpacerFork Tube Diameter Metric5.00 mmRiding...

Sdi - 04500631 - Fork Service Kit - 49 mmFeaturesSpecsFork Tube Diameter Imperial1.93''UnitsEachProduct NameService KitRiding StyleOff-RoadTypeForkFitment2015-2016, 2019-2021KawasakiKX450F2015-2020HondaCRF250R2015-2021SuzukiRMZ4502017-2020HondaCRF450R

Sdi - 04500621 - DU Piston Bushing Conversion Kit - 50 mmFeaturesDesigned to lower friction and create consistent damping for the life of your oilSpecsFork Tube Diameter Imperial1.97''UnitsKitRiding StyleOff-RoadProduct...

Sdi - 04500614 - DU Piston Bushing Conversion Kit - 46 mmFeaturesDesigned to lower friction and create consistent damping for the life of your oilSpecsTypePistonRiding StyleOff-RoadUnitsKitProduct NameBushingFork Tube Diameter Imperial1...

Sdi - 04500619 - DU Piston Bushing Conversion Kit - 46 mmFeaturesDesigned to lower friction and create consistent damping for the life of your oilSpecsFork Tube Diameter Imperial1.81''UnitsKitRiding StyleOff-RoadProduct...

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.ASpecsRiding StyleOff-RoadUnitsSetProduct NameSpring...

Sdi - 04500598 - Free Piston Assembly - 49 mmFeaturesImproved designComes assembled with all necessary bushings, o-rings and sealsCompletely rebuildable for serviceMade in the USASpecsUnitsSetRiding StyleOff-RoadProduct NameFree Piston AssemblyFork Tube...

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.ASpecsProduct NameSpring PerchUnitsSetRiding...

Sdi - 04500599 - Free Piston Assembly - 48 mmFeaturesImproved designComes assembled with all necessary bushings, o-rings and sealsCompletely rebuildable for serviceMade in the USASpecsFork Tube Diameter Imperial1.89''Riding...

Sdi - 13140710 - Bladder Cap - Orange - Husqvarna/KTMFeaturesGreatly reduces friction caused by the stock floating pistonIncreases volume, giving the shock a plusher, more linear feelGreatly increases damping consistency and life of the shock, reducing...

Sdi - 13140702 - Bladder Cap - Blue - Kawasaki/YamahaFeaturesIncreases volume, giving the shock a more linear feelHelps keep shock coolerUses easy-to-service standard Schrader valveSpecsTypeBladderHeight Imperial0.94''Color/FinishBlueOutside Diameter...

Sdi - 04500604 - Fork Preload Spacer - 5 mmFeaturesMade in the U.S.ASpecsProduct NameSpacerRiding StyleOff-RoadTypeForkFork Tube Diameter Metric5.00...

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

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 damping consistency and life of the shock, reducing...

Sdi - 13140700 - Bladder Cap - Black - Kawasaki/YamahaFeaturesIncreases volume, giving the shock a more linear feelHelps keep shock coolerUses easy-to-service standard Schrader valveSpecsColor/FinishBlackRiding StyleOff-RoadUnitsEachHeight Imperial0...

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 stronger than stockComes complete with pull rod, seals and...

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 stronger than stockComes complete with pull rod, seals and...

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 damping consistency and life of the shock, reducing...

Sdi - 13140738 - Shock Lowering Stop Washer - Rear - Lowers 3 mmFeaturesAble to easily remove and restore the shock to stockPrecision machined out of chromolySpecsUnitsEachHeight Adjustment ImperialLowers 0.12''TypeShock Lowering StopProduct...

Sdi - 13140733 - Adjuster Spring - High Speed - ShortFeaturesGreatly reduces spike feel on square edge bumpsSpecsRiding StyleOff-RoadTypeAdjusterUnitsEachProduct NameSpringFitment2009-2013HondaCRF4502010-2022YamahaYZ450F2019-2021YamahaYZ250F

Sdi - 13140737 - Shock Lowering Stop Washer - Rear - Lowers 2 mmFeaturesAble to easily remove and restore the shock to stockPrecision machined out of chromolySpecsHeight Adjustment ImperialLowers 0.08''TypeShock Lowering StopRiding StyleOff-RoadMounting...

Sdi - 13140708 - Bladder Cap - RedFeaturesIncreases volume, giving the shock a more linear feelHelps keep shock coolerUses easy-to-service standard Schrader valveSpecsTypeShock BladderUnitsEachOutside Diameter Imperial1.06''Riding...

Sdi - 13140721 - Bladder Cap - Black - HondaFeaturesIncreases volume, giving the shock a more linear feelHelps keep shock coolerUses easy-to-service standard Schrader valveSpecsProduct NameCapUnitsEachTypeBladderColor/FinishBlackRiding...