SDI
SDI specializes in high-performance suspension components and tuning parts for motorcycles, ATVs, UTVs and motocross applications. The brand is known for precision-engineered fork service kits, lowering pull rods and suspension linkage systems designed to improve handling and ride control. Its product range supports key categories like motorcycle suspension tuning, fork rebuild kits and off-road suspension upgrades for Yamaha, KTM, Honda and other major platforms.
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Sdi - 05211922 - Accessory Mount - Hook
SDI
$19.95Sdi - 05211922 - Accessory Mount - HookFeaturesDesigned to rotate on impactMultipurpose clamping system; seven different accessories utilize the same mounting pointTwenty preset pivot positions allow...$19.95 -
Sdi - 05211921 - Accessory Mount - Sleeve - 1.75" Tube
SDI
$5.95Sdi - 05211921 - Accessory Mount - Sleeve - 1.75" TubeFeaturesDesigned to rotate on impactMultipurpose clamping system; seven different accessories utilize the same mounting postTwenty preset pivot...$5.95 -
Sdi - 05211920 - Accessory Mount - Sleeve - 1.5" Tube
SDI
$5.95Sdi - 05211920 - Accessory Mount - Sleeve - 1.5" TubeFeaturesDesigned to rotate on impactMultipurpose clamping system; seven different accessories utilize the same mounting postTwenty preset pivot...$5.95 -
Out of stock
Sdi - 05211919 - Accessory Mount - Clamp
SDI
$29.95Sdi - 05211919 - Accessory Mount - ClampFeaturesDesigned to rotate on impactMultipurpose clamping system; seven different accessories utilize the same mounting pointTwenty preset pivot positions...$29.95 -
Sdi - 04500672 - Sway Bar Link - Rear
SDI
$159.99Sdi - 04500672 - Sway Bar Link - RearFeaturesHeavy duty equipment replaces OEM rods and hardwareFully adjustableRace proven, race winning performanceFlats on rods allow for easy adjustmentComes with...$159.99 -
Sdi - 04500671 - Sway Bar Link - Rear
SDI
$159.99Sdi - 04500671 - Sway Bar Link - RearFeaturesHeavy duty equipment replaces OEM rods and hardwareFully adjustableRace proven, race winning performanceFlats on rods allow for easy adjustmentComes with...$159.99 -
Sdi - 04500665 - Sway Bar Link - Front
SDI
$159.99Sdi - 04500665 - Sway Bar Link - FrontFeaturesHeavy duty equipment replaces OEM rods and hardwareFully adjustableRace proven, race winning performanceFlats on rods allow for easy adjustmentComes with...$159.99 -
Out of stock
Sdi - 04500595 - Swaybar Endlink - Heavy Duty
SDI
$202.95Sdi - 04500595 - Swaybar Endlink - Heavy DutyFeaturesHeavy-duty equipment replaces OEM rods and hardwareRace proven, race winning performanceFlats on rods allow for easy adjustmentMade in the U.S...$202.95 -
Out of stock
Sdi - 04500594 - Swaybar Endlink - Rear - Heavy Duty
SDI
$169.95Sdi - 04500594 - Swaybar Endlink - Rear - Heavy DutyFeaturesHeavy-duty equipment replaces OEM rods and hardwareRace proven, race winning performanceFlats on rods allow for easy adjustmentMade in the...$169.95 -
Out of stock
Sdi - 04500593 - Swaybar Endlink - Rear - Heavy Duty
SDI
$139.95Sdi - 04500593 - Swaybar Endlink - Rear - Heavy DutyFeaturesHeavy-duty equipment replaces OEM rods and hardwareRace proven, race winning performanceFlats on rods allow for easy adjustmentMade in the...$139.95 -
Out of stock
Sdi - 04500592 - Swaybar Endlink - Rear - Heavy Duty
SDI
$167.95Sdi - 04500592 - Swaybar Endlink - Rear - Heavy DutyFeaturesHeavy-duty equipment replaces OEM rods and hardwareRace proven, race winning performanceFlats on rods allow for easy adjustmentMade in the...$167.95 -
Sdi - 04301174 - Tie Rods - YXZ1000R
SDI
$291.95Sdi - 04301174 - Tie Rods - YXZ1000RFeaturesHeavy-duty equipment replaces OEM rods and hardwareStandard lengthRace proven, race winning performanceFlats on rods allow for easy adjustmentIncludes all...$291.95 -
Out of stock
Sdi - 04301173 - Tie Rods
SDI
$291.95Sdi - 04301173 - Tie RodsFeaturesHeavy-duty equipment replaces OEM rods and hardwareStandard lengthRace proven, race winning performanceFlats on rods allow for easy adjustmentIncludes all necessary...$291.95 -
Out of stock
Sdi - 04301172 - Tie Rods - RZR 900
SDI
$249.95Sdi - 04301172 - Tie Rods - RZR 900FeaturesHeavy-duty equipment replaces OEM rods and hardwareStandard lengthRace proven, race winning performanceFlats on rods allow for easy adjustmentIncludes all...$249.95 -
Out of stock
Sdi - 04301171 - Tie Rods - 60"
SDI
$249.95Sdi - 04301171 - Tie Rods - 60" Features Heavy-duty equipment replaces OEM rods and hardware Standard length Race proven, race winning performance Flats on rods allow for easy...$249.95 -
Out of stock
Sdi - 04301170 - Tie Rods - 50"
SDI
$249.95Sdi - 04301170 - Tie Rods - 50"FeaturesHeavy-duty equipment replaces OEM rods and hardwareStandard lengthRace proven, race winning performanceFlats on rods allow for easy adjustmentIncludes all...$249.95 -
Out of stock
Sdi - 04301168 - Tie Rods - +3"
SDI
$259.95Sdi - 04301168 - Tie Rods - +3"FeaturesHeavy-duty equipment replaces OEM rods and hardwareStandard lengthRace proven, race winning performanceFlats on rods allow for easy adjustmentIncludes all...$259.95 -
Out of stock
Sdi - 04301167 - Tie Rods - RZR
SDI
$262.95Sdi - 04301167 - Tie Rods - RZRFeaturesHeavy-duty equipment replaces OEM rods and hardwareStandard lengthRace proven, race winning performanceFlats on rods allow for easy adjustmentIncludes all...$262.95 -
Sdi - 04301166 - Tie Rods - +4"
SDI
$259.95Sdi - 04301166 - Tie Rods - +4"FeaturesHeavy-duty equipment replaces OEM rods and hardwareStandard lengthRace proven, race winning performanceFlats on rods allow for easy adjustmentIncludes all...$259.95 -
Out of stock
Sdi - 04301165 - Tie Rods - +3"
SDI
$259.95Sdi - 04301165 - Tie Rods - +3"FeaturesHeavy-duty equipment replaces OEM rods and hardwareStandard lengthRace proven, race winning performanceFlats on rods allow for easy adjustmentIncludes all...$259.95 -
Sdi - 04301164 - Tie Rods - RZR
SDI
$262.95Sdi - 04301164 - Tie Rods - RZRFeaturesHeavy-duty equipment replaces OEM rods and hardwareStandard lengthRace proven, race winning performanceFlats on rods allow for easy adjustmentIncludes all...$262.95 -
Out of stock
Sdi - 04301163 - Tie Rods - RZR
SDI
$249.95Sdi - 04301163 - Tie Rods - RZRFeaturesHeavy-duty equipment replaces OEM rods and hardwareStandard lengthRace proven, race winning performanceFlats on rods allow for easy adjustmentIncludes all...$249.95 -
Sdi - 04301162 - Tie Rods - Turbo S
SDI
$304.95Sdi - 04301162 - Tie Rods - Turbo S Features Heavy-duty equipment replaces OEM rods and hardware Standard length Race proven, race winning performance Flats on rods allow for easy...$304.95 -
Out of stock
Sdi - 04301161 - Tie Rods - 72"
SDI
$129.95Sdi - 04301161 - Tie Rods - 72"FeaturesHeavy-duty equipment replaces OEM rods and hardwareStandard lengthRace proven, race winning performanceFlats on rods allow for easy adjustmentIncludes all...$129.95 -
Out of stock
Sdi - 04301160 - Tie Rods - 64"
SDI
$129.95Sdi - 04301160 - Tie Rods - 64"FeaturesHeavy-duty equipment replaces OEM rods and hardwareStandard lengthRace proven, race winning performanceFlats on rods allow for easy adjustmentIncludes all...$129.95 -
Out of stock
Sdi - 04301159 - Tie Rods - Maverick
SDI
$272.95Sdi - 04301159 - Tie Rods - Maverick Features Heavy-duty equipment replaces OEM rods and hardware Standard length Race proven, race winning performance Flats on rods allow for easy...$272.95 -
Out of stock
Sdi - 04301158 - Tie Rods - Commander
SDI
$272.95Sdi - 04301158 - Tie Rods - Commander Features Heavy-duty equipment replaces OEM rods and hardware Standard length Race proven, race winning performance Flats on rods allow for easy...$272.95 -
Out of stock
Sdi - 04301157 - Tie Rods - Talon X
SDI
$129.95Sdi - 04301157 - Tie Rods - Talon X Features Heavy-duty equipment replaces OEM rods and hardware Standard length Race proven, race winning performance Flats on rods allow for easy...$129.95 -
Sdi - 04301156 - Tie Rods - Talon R
SDI
$129.95Sdi - 04301156 - Tie Rods - Talon R Features Heavy-duty equipment replaces OEM rods and hardware Standard length Race proven, race winning performance Flats on rods allow for easy...$129.95 -
Sdi - 02130860 - Hub - Heavy-Duty - Rear - Polaris RZR
SDI
$299.95Sdi - 02130860 - Hub - Heavy-Duty - Rear - Polaris RZRFeaturesSuperior strength in comparison to stock componentLightweight design, reducing rotating massSpecsDutyHeavy-DutyBase FinishRawMounting...$299.95 -
Sdi - 02130859 - Hub - Heavy-Duty - Front - Polaris RZR
SDI
$461.95Sdi - 02130859 - Hub - Heavy-Duty - Front - Polaris RZRFeaturesSuperior strength in comparison to stock componentLightweight design, reducing rotating massSpecsUnitsEachRiding...$461.95 -
Out of stock
Sdi - 02130858 - Steering Knuckle - Easy Steer Edition
SDI
$136.95Sdi - 02130858 - Steering Knuckle - Easy Steer Edition Features Reduces bump steer and increases safety Specs Units Kit Riding Style UTV Product Name Steering...$136.95
SDI Suspension Performance Systems – Motorcycle & Powersports Suspension Tuning, Fork Service Kits & Linkage Components
SDI is a performance-focused brand recognized in the powersports industry for its advanced suspension tuning components and precision-machined upgrade parts. The company develops high-quality solutions such as fork service kits, shock components and linkage systems that improve suspension response, stability and rider control across motocross, enduro and UTV applications. With a strong emphasis on durability and engineering accuracy, SDI products are widely used in both professional racing and recreational off-road environments.
The SDI product lineup includes a wide range of fork service kits, bladder caps, lowering pull rods, linkage arms and shock rebuild components designed for major OEM platforms like Yamaha YZ series, KTM/Husqvarna, Honda CRF and Polaris RZR models. These products create strong internal-link opportunities across categories such as motorcycle suspension parts, fork rebuild kits, shock tuning components and UTV suspension upgrades. Additional solutions like DU piston bushing conversion kits, spring perch sets and floating piston assemblies further expand its presence in advanced suspension tuning systems.
Built for performance and reliability, SDI components are engineered to enhance suspension responsiveness, adjust ride height and optimize handling under demanding riding conditions. Riders benefit from improved traction, better shock absorption and precise suspension tuning for both motocross tracks and off-road terrain. With compatibility across motorcycles, dirt bikes and UTV platforms, SDI continues to be a trusted choice for suspension upgrades, rebuild kits and performance tuning solutions.