Dirt Bike Rear Suspension
Dirt Bike Rear Suspension Parts: Lowering Rods, Swingarm Bearings & Shock Springs at JJ Motorsports
Upgrade your dirt bike's rear suspension with premium parts from JJ Motorsports, designed for better damping and durability in motocross, enduro, and trail riding. These components improve handling and reduce wear for reliable performance.
Shop Moose Offroad, Moose Racing, and Factory Connection rear suspension parts for durable, easy-to-install upgrades. Explore related categories such as dirt bike suspension for front forks and shocks, or dirt bike frame and body for guards and panels to complete your build and achieve balanced, responsive ride quality across all conditions, from high-speed jumps to technical singletrack.
Top Dirt Bike Rear Suspension Parts
- Moose Offroad Lowering Pull Rod 0419-0022 – Adjustable aluminum rod for lowering rear suspension; fits Honda CRF and Yamaha YZ for improved ergonomics.
- Moose Racing Swingarm Bearing Kit 28-1231 – Complete sealed bearing kit for swingarms; smooth rotation on Kawasaki KX models.
- Factory Connection Shock Spring ANB-0034 – Progressive rear shock spring for Factory Connection shocks; tunes damping for KTM SX.
Browse our in-stock inventory below with same-day shipping and expert support. Free shipping on orders over $99! Questions? Contact us for fitment advice!
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- Qty in Cart
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- Price
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SDI Shock Lowering Stop Washer - Rear - Lowers 3 mm SDERLWK16-3
SDI
$24.95Lowering your bike's rear suspension by 3 mm sharpens handling response and improves weight distribution for better cornering stability. This simple adjustment reduces the rear ride height without sacrificing shock performance, making it ideal for riders...13140741- SKU:
- 13140741
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$24.95 -
SDI Shock Lowering Stop Washer - Rear - Lowers 9 mm SDERWK16-9
SDI
$26.95Lowering your motorcycle's rear end doesn't require expensive suspension rebuilds or permanent modifications. The SDI Shock Lowering Stop Washer delivers a quick, reversible 9 mm drop by simply replacing your stock washer—perfect for riders seeking...13140742- SKU:
- 13140742
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$26.95 -
SDI Shock Lowering Stop Washer - Rear - Lowers 2 mm SDERLWXPL-2
SDI
$20.95Lowering your bike's ride height doesn't require cutting, welding, or permanent modifications—the SDI Shock Lowering Stop Washer delivers a straightforward 2mm drop with a simple bolt-on installation. Whether you're fine-tuning your bike's geometry for...13140743- SKU:
- 13140743
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$20.95 -
SDI Shock Lowering Stop Washer - Rear - Lowers 6.5 mm SDERLWXPL-6.5
SDI
$21.95Lowering your bike's rear end doesn't require extensive fabrication or permanent modifications—the SDI Shock Lowering Stop Washer delivers a straightforward 6.5 mm drop with a simple bolt-on installation. Built from precision-machined chromoly, this...13140744- SKU:
- 13140744
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$21.95 -
SDI Schrader Valve Assembly - Heat Resistance DRAVASS-HR
SDI
$9.95High-temperature racing environments demand valve components that won't fail under extreme pressure and heat cycles. The SDI Schrader Valve Assembly with heat-resistant construction ensures reliable tire pressure monitoring and inflation consistency,...13140746- SKU:
- 13140746
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$9.95 -
SDI Schrader Valve Assembly - Long Brass Air (For Showa forks) DRAVASS-SHOWA
SDI
$9.95Maintaining proper air pressure in your Showa fork suspension is critical for consistent handling, ride quality, and performance on the track or trail. This genuine SDI Schrader Valve Assembly ensures a reliable, leak-free seal for your fork's air...13140747- SKU:
- 13140747
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$9.95Qty in Cart: 0Quantity:Price:$9.95Subtotal: -
SDI Schrader Valve Assembly - Standard DRAVAAA-STD
SDI
$9.95A reliable Schrader valve assembly is critical for maintaining proper tire pressure and fuel system integrity across your vehicles. Whether you're running a daily driver or a track car, a quality valve core ensures a secure seal and consistent...13140748- SKU:
- 13140748
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$9.95 -
SDI Schrader Valve Assembly - Long Brass Air (For WP forks) DRAVAAA-WPD
SDI
$9.95Maintaining proper tire pressure in your WP fork suspension is critical for consistent handling, reduced tire wear, and optimal damping performance. This genuine SDI Schrader valve assembly delivers reliable air retention without the hassle of frequent...13140749- SKU:
- 13140749
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$9.95 -
SDI Showa Bladder Cap SRBLH05
SDI
$24.95If you're running a high-performance suspension system with Showa dampers, maintaining proper bladder cap function is critical to consistent ride quality and damper longevity. The SDI Showa Bladder Cap SRBLH05 ensures reliable pressure retention and...13140750- SKU:
- 13140750
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$24.95 -
SDI Showa Bladder Cap SRBLH105
SDI
$21.95The SDI Showa Bladder Cap SRBLH105 is an essential maintenance component for SDI Showa suspension systems, designed to maintain consistent pressure and prevent fluid loss during intense track sessions or daily driving. A properly functioning bladder cap...13140751- SKU:
- 13140751
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$21.95 -
SDI Showa Bladder Cap SRBLH17
SDI
$20.95Showa suspension systems demand precision components that maintain consistent damping performance under extreme conditions. The SDI Showa Bladder Cap SRBLH17 is a direct replacement that restores proper pressurization in your shock absorber, ensuring...13140752- SKU:
- 13140752
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$20.95 -
SDI Showa Bladder Cap SRBLK072
SDI
$18.95The SDI Showa Bladder Cap SRBLK072 is engineered to maintain optimal pressure integrity in high-performance suspension systems, preventing fluid loss and performance degradation during aggressive driving conditions. Whether you're running a...13140753- SKU:
- 13140753
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$18.95 -
SDI Showa Bladder Cap SRBLK19
SDI
$17.95The SDI Showa Bladder Cap SRBLK19 is essential for maintaining optimal suspension performance and preventing fluid contamination in your shock absorber system. This OEM-quality replacement ensures proper pressure retention and extends the service life of...13140754- SKU:
- 13140754
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
$17.95Qty in Cart: 0Quantity:Price:$17.95Subtotal: -
SDI Showa Bladder Cap SRBLS05
SDI
$24.95A quality bladder cap is critical to maintaining system integrity and preventing fluid loss during high-demand racing or track use. The SDI Showa Bladder Cap SRBLS05 delivers a secure, leak-proof seal with straightforward installation—no special tools or...13140755- SKU:
- 13140755
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$24.95 -
SDI Showa Bladder Cap SRBLS18
SDI
$16.95If you're running a Showa coilover suspension system, the bladder cap is critical to maintaining consistent damping performance and preventing air infiltration that degrades ride quality. This OEM-spec replacement ensures your suspension maintains its...13140756- SKU:
- 13140756
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
$16.95 -
SDI Shock Reservoir Piston WRFP46-PDS
SDI
$6.95A properly functioning shock reservoir piston is critical to maintaining consistent damping performance and preventing aeration in your suspension system. The SDI Shock Reservoir Piston WRFP46-PDS is engineered to deliver reliable pressure management...13140757- SKU:
- 13140757
- Availability:
- Ships Same Business Day
- Weight:
- 0.14 LBS
$6.95 -
SDI Floating Piston - O-Ring WRFPOR48-PDS
SDI
$1.95A floating piston design with precision O-ring sealing delivers superior pressure consistency across varying load conditions, critical for maintaining optimal brake or suspension performance under extreme racing demands. The O-ring configuration...13140758- SKU:
- 13140758
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$1.95 -
SDI Floating Piston - O-Ring - 50 mm WRFPOR50-16
SDI
$6.95A reliable floating piston seal is critical for maintaining consistent pressure and preventing costly fluid loss in high-performance hydraulic systems. The SDI Floating Piston with O-Ring design delivers precision engineering that keeps your system...13140760- SKU:
- 13140760
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
$6.95 -
MOOSE OFFROAD Linkage Guard PX1610
MOOSE OFFROAD
$30.95Linkage damage is one of the most expensive failures on any off-road bike, and a single crash can sideline you for weeks. The MOOSE OFFROAD Linkage Guard PX1610 forms a protective cage around your swingarm linkage, absorbing impact and preventing...13020694- SKU:
- 13020694
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
$30.95 -
MOOSE OFFROAD Shock Absorber Body - Rear - 50 mm x 225 mm 311-305-020
MOOSE OFFROAD
$149.95A worn or damaged shock absorber body compromises your suspension's ability to handle aggressive terrain and impacts, leading to poor ride quality and accelerated wear on other components. This MOOSE OFFROAD rear shock body replaces OEM units with a...13140841- SKU:
- 13140841
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
$149.95
