Dirt Bike
Browse over 50,000+ off-roading dirt bike parts and gear ready to be delivered to your doorstep. We offer riding gear & apparel at great prices. Along with parts and tools you need to keep the bike on the track or trails. Shop the biggest names in the motocross industry from Renthal, Dunlop, Thor, Maxima, Pro Circuit, Bill's Pipes, FMF, Excel and so many more. From dirt bike engine parts to new clutches we have what you need to stay one step ahead of your competition. Have a fitment question? reach out to our phone line at (231) 767-5055
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On Sale
SDI Lowering Pull Rod - Black SDECPRY18-B
SDI
MSRP: $219.95Now: $141.00Was: $219.95If your suspension setup feels soft through corners or wallows under hard acceleration, a lowering pull rod transforms your chassis dynamics by stiffening the initial curve of your suspension while maintaining comfort on the street. This...13041071- SKU:
- 13041071
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
MSRP: $219.95Now: $141.00Was: $219.95 -
On Sale
SDI Lowering Pull Rod - Blue SDECPRY15-BLU
SDI
MSRP: $219.95Now: $141.00Was: $219.95If you're running a motorcycle that wallows through corners or harshes over deep bumps, your suspension geometry is working against you. The SDI Lowering Pull Rod fine-tunes your bike's chassis balance by stiffening the initial suspension curve,...13041072- SKU:
- 13041072
- Availability:
- Ships Same Business Day
- Weight:
- 0.90 LBS
MSRP: $219.95Now: $141.00Was: $219.95 -
On Sale
SDI Bladder Cap - Blue SDESBC52BLU-L
SDI
MSRP: $62.95Now: $40.00Was: $62.95Shock performance hinges on consistent damping characteristics, and a larger bladder cap directly improves this by increasing internal volume and promoting a more linear pressure curve throughout the suspension's travel. A cooler shock is a more...13140701- SKU:
- 13140701
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
MSRP: $62.95Now: $40.00Was: $62.95Qty in Cart: 0Quantity:Price:MSRP: $62.95Now: $40.00Was: $62.95Subtotal: -
SDI Bladder Cap - Blue SDESBC52BLU-S
SDI
$66.95If you're running performance shocks, the SDI Bladder Cap directly impacts how your suspension behaves under load. By increasing shock volume, this precision-machined cap delivers a more linear, predictable feel through compression cycles while keeping...13140702- SKU:
- 13140702
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$66.95Qty in Cart: 0Quantity:Price:$66.95Subtotal: -
SDI Bladder Cap - Blue SDESBCAKT11-BLU
SDI
$136.95If you're running a stock OEM floating piston setup, you're dealing with unnecessary friction that degrades shock performance over time. The SDI Bladder Cap converts your suspension to a conventional bladder system—the same proven technology found on...13140709- SKU:
- 13140709
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
$136.95 -
SDI Bladder Cap - Orange SDESBCAKT11-ORG
SDI
$143.95If you're running a stock OEM floating piston accumulator, you're dealing with unnecessary friction and inconsistent damping that degrades shock performance over time. The SDI Bladder Cap converts your shock to a conventional bladder system—the same...13140710- SKU:
- 13140710
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$143.95 -
SDI Bladder Cap - Blue SDESBCAKT17-BLU
SDI
$143.95If you're running a stock floating piston accumulator, you're dealing with unnecessary friction and inconsistent damping that degrades shock performance over time. The SDI Bladder Cap converts your system to a proven conventional bladder design,...13140715- SKU:
- 13140715
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
$143.95Qty in Cart: 0Quantity:Price:$143.95Subtotal: -
SDI Bladder Cap - Black SDESBCH09B
SDI
$59.95If you're running a performance suspension setup, shock fluid temperature directly impacts damping consistency and longevity. The SDI Bladder Cap increases your shock's internal volume, delivering a more linear pressure curve while actively managing heat...13140717- SKU:
- 13140717
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
$59.95 -
SDI Bladder Cap - Black SDESBCH17B
SDI
$59.95If you're running a performance shock setup, your bladder cap is doing critical work—and an undersized or worn unit will compromise both feel and longevity. The SDI Bladder Cap increases usable volume in your shock, delivering a more linear damping curve...13140721- SKU:
- 13140721
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$59.95 -
SDI Bladder Cap - Red SDESBCH17R
SDI
$59.95If you're running a shock-dependent suspension setup, shock volume directly impacts your damping characteristics and thermal stability under sustained racing conditions. The SDI Bladder Cap increases effective shock volume to deliver a more linear...13140722- SKU:
- 13140722
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$59.95 -
On Sale
SDI Bladder Cap - Black SDESBCH250B
SDI
MSRP: $59.95Now: $38.00Was: $59.95Bladder caps are essential upgrades for any serious shock setup, directly impacting how your suspension responds under load. This precision-machined cap increases effective shock volume, delivering a more linear feel throughout your suspension travel...13140723- SKU:
- 13140723
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
MSRP: $59.95Now: $38.00Was: $59.95 -
On Sale
SDI Bladder Cap - Gray SDESBCH250G
SDI
MSRP: $59.95Now: $38.00Was: $59.95If you're running a performance shock setup, volume matters—and the SDI Bladder Cap directly impacts how your suspension feels on track. By increasing internal volume, this cap delivers a more linear damping curve throughout the stroke, reducing the...13140724- SKU:
- 13140724
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
MSRP: $59.95Now: $38.00Was: $59.95 -
SDI Bladder Cap - Black SDESBCK19-S
SDI
$62.95Shock performance depends on maintaining consistent damping characteristics and operating temperature—two areas where reservoir volume and thermal management make measurable differences. The SDI Bladder Cap increases your shock's internal volume for a...13140726- SKU:
- 13140726
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$62.95 -
SDI Bladder Cap - Blue SDESBCK19-BLU
SDI
$59.95If you're running coilovers or high-performance shocks, shock volume directly impacts your suspension's ability to handle sustained track sessions and aggressive driving. The SDI Bladder Cap increases that volume while maintaining precise pressure...13140727- SKU:
- 13140727
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$59.95Qty in Cart: 0Quantity:Price:$59.95Subtotal: -
SDI Bladder Cap - Black SDESBCY18-B
SDI
$61.95If you're running a performance suspension setup, shock bladder volume directly impacts your damper's ability to maintain consistent oil temperature and deliver predictable ride quality under sustained racing or aggressive driving. The SDI Bladder Cap...13140730- SKU:
- 13140730
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$61.95Qty in Cart: 0Quantity:Price:$61.95Subtotal: -
SDI Bladder Cap - Blue SDESBCY18-BLU
SDI
$62.95Bladder caps are critical for maximizing shock performance, especially in high-demand racing and off-road applications. This SDI unit increases shock volume while delivering a more linear, predictable feel through the suspension stroke. The anodized blue...13140731- SKU:
- 13140731
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$62.95 -
SDI Adjuster Spring - High Speed - Long SDEHSAL
SDI
$33.95Square-edge bumps and abrupt track transitions can introduce unwanted suspension spike, throwing off your setup balance and compromising driver feedback. The SDI Adjuster Spring – High Speed – Long is engineered to smooth initial control response,...13140732- SKU:
- 13140732
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$33.95Qty in Cart: 0Quantity:Price:$33.95Subtotal: -
SDI Adjuster Spring - High Speed - Short SDEHSAS
SDI
$33.95Precision suspension tuning demands components that respond instantly to track conditions without introducing harshness into your chassis. The SDI Adjuster Spring – High Speed – Short delivers predictable initial control that keeps your setup dialed in...13140733- SKU:
- 13140733
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$33.95 -
SDI Shock Check Valve - M12 x 1.25 SDESCV125
SDI
$61.95Precise damping control separates a competitive setup from a mediocre one. The SDI Shock Check Valve adds low-speed compression control without sacrificing high-speed responsiveness, giving you the fine-tuning capability that dedicated racers demand. The...13140734- SKU:
- 13140734
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$61.95Qty in Cart: 0Quantity:Price:$61.95Subtotal: -
SDI Shock Check Valve - M12 x 1.50 SDESCV150
SDI
$61.95Fine-tuning your suspension's damping characteristics requires precision control at low speeds—this is where a quality check valve becomes essential. The SDI Shock Check Valve adds a secondary flow path with adjustable pilot pressure, giving you the...13140735- SKU:
- 13140735
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
$61.95Qty in Cart: 0Quantity:Price:$61.95Subtotal:
