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!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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MOOSE RACING Rear Shock Bumper 37-1216
MOOSE RACING
$27.95The rear shock bumper is a critical wear component that absorbs impact energy and protects your suspension from bottom-out damage during aggressive riding or racing. When your OEM bumper deteriorates or fails, you lose that essential cushioning—risking...13140666- SKU:
- 13140666
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- PRODUCT NAME:
- SHOCK BUMPER
- MOUNTING POSITION:
- REAR
$27.95 -
MOOSE RACING Shock Seal Head - 12.5 mm ID x 40 mm OD 37-1115
MOOSE RACING
$61.95Shock seal degradation compromises damping performance and introduces contamination that accelerates internal wear—this complete MOOSE RACING seal head assembly restores proper oil containment and responsiveness in a single bolt-on installation. Built...13140270- SKU:
- 13140270
- Availability:
- Ships Same Business Day
- Weight:
- 0.24 LBS
- INSIDE DIAMETER IMPERIAL:
- 0.49'
- MATERIAL:
- 6061-T6 ALUMINUM
- RIDING STYLE:
- ATV
- TYPE:
- SHOCK
- OUTSIDE DIAMETER IMPERIAL:
- 1.58'
- RIDING STYLE:
- UTV
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- SEAL KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- COLOR/FINISH:
- CHROME
- COLOR/FINISH:
- RED
- MOUNTING POSITION:
- REAR
$61.95 -
MOOSE RACING Shock Bearing Kit - Rear Upper 29-1026
MOOSE RACING
$9.95Worn shock bearings compromise suspension geometry and introduce unwanted play that degrades handling precision and increases tire wear. This complete rebuild kit restores your rear upper shock mounting to factory specifications without the premium cost...13130196- SKU:
- 13130196
- Availability:
- Ships Same Business Day
- Weight:
- 0.46 LBS
- UNITS:
- KIT
- PRODUCT NAME:
- BEARING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SHOCK
- MOUNTING POSITION:
- REAR - UPPER
$9.95Qty in Cart: 0Quantity:Price:$9.95Subtotal: -
MOOSE RACING Shock Bearing Kit - Back Lower 29-5045
MOOSE RACING
$26.95Worn shock bearings compromise your suspension's geometry and responsiveness, leading to unpredictable handling and accelerated wear on surrounding components. The MOOSE RACING Back Lower Shock Bearing Kit restores your suspension to factory...13130197- SKU:
- 13130197
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MOUNTING POSITION:
- REAR - LOWER
- PRODUCT NAME:
- BEARING KIT
- TYPE:
- SHOCK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$26.95 -
MOOSE RACING Shock Bearing Kit - Back Upper/Lower 29-5075
MOOSE RACING
$32.95Worn shock bearings compromise suspension geometry and introduce unwanted play that degrades handling precision and accelerates wear on adjacent components. This complete rebuild kit restores your shock bearings to factory specifications without the...13130199- SKU:
- 13130199
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- MOUNTING POSITION:
- REAR - UPPER
- MOUNTING POSITION:
- REAR - LOWER
- PRODUCT NAME:
- BEARING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SHOCK
- UNITS:
- KIT
$32.95 -
MOOSE RACING Shock Bearing Kit - Back Lower 29-1018
MOOSE RACING
$32.95Worn shock bearings compromise suspension geometry and handling precision, leading to unpredictable behavior on track and accelerated wear of surrounding components. This complete rebuild kit restores your shock bearings to factory specifications without...13130205- SKU:
- 13130205
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- MOUNTING POSITION:
- REAR - LOWER
- PRODUCT NAME:
- BEARING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SHOCK
- UNITS:
- KIT
$32.95 -
On Sale
Pro Circuit Linkage Arm Yamaha YZ450F 2010-2025 YPA10450
PRO CIRCUIT
MSRP: $224.95Now: $202.46Was: $224.95If your YZ450F feels wallowy on corner entry or lacks mid-turn precision, your linkage arm is likely the culprit. The Pro Circuit linkage arm restores chassis geometry to factory specs while improving the suspension's overall responsiveness, giving you...13020335- SKU:
- 13020335
- Availability:
- Ships Same Business Day
- Weight:
- 1.20 LBS
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- LINKAGE ARM
- UNITS:
- EACH
- COLOR/FINISH:
- BRONZE
- MATERIAL:
- ALUMINUM
- TYPE:
- SWINGARM
- RIDING STYLE:
- OFF-ROAD
MSRP: $224.95Now: $202.46Was: $224.95 -
On Sale
Pro Circuit Linkage Arm 2018-2025 Suzuki RM-Z450 SPA18450
PRO CIRCUIT
MSRP: $316.95Now: $285.26Was: $316.95Factory linkage arms wear and flex under load, introducing play into your suspension geometry and creating that vague, wallowy mid-corner feel that costs you lap time. The PRO CIRCUIT Linkage Arm SPA18450 is CNC-machined from billet aluminum to eliminate...13020653- SKU:
- 13020653
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- MATERIAL:
- ALUMINUM
- COLOR/FINISH:
- BRONZE
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- PRODUCT NAME:
- LINKAGE ARM
MSRP: $316.95Now: $285.26Was: $316.95 -
On Sale
Pro Circuit Linkage Arm Honda CRF450R 2017-2018 146 mm HPA17450
PRO CIRCUIT
MSRP: $224.95Now: $202.46Was: $224.95If your CRF450R feels loose or wallowy in the corners, a worn or poorly-optimized linkage arm is likely the culprit. The PRO CIRCUIT Linkage Arm restores precise chassis geometry and eliminates that initial soft response, giving you the stability and...13020649- SKU:
- 13020649
- Availability:
- Ships Same Business Day
- Weight:
- 0.95 LBS
- MATERIAL:
- BILLET ALUMINUM
- COLOR/FINISH:
- BRONZE
- UNITS:
- EACH
- PRODUCT NAME:
- LINKAGE ARM
- RIDING STYLE:
- OFF-ROAD
MSRP: $224.95Now: $202.46Was: $224.95Qty in Cart: 0Quantity:Price:MSRP: $224.95Now: $202.46Was: $224.95Subtotal: -
MOOSE RACING Shock Bearing Kit - Front Upper/Lower | Rear Upper/Lower 29-1003
MOOSE RACING
$29.95Worn shock bearings compromise your suspension's responsiveness and can lead to premature component failure. The MOOSE RACING Shock Bearing Kit 29-1003 restores your shocks to factory specifications with OEM-quality components at a fraction of OEM...A291003- SKU:
- A291003
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MOUNTING POSITION:
- FRONT - LOWER
- UNITS:
- KIT
- PRODUCT NAME:
- BEARING KIT
- RIDING STYLE:
- OFF-ROAD
- MOUNTING POSITION:
- FRONT - UPPER
- TYPE:
- SHOCK
- MOUNTING POSITION:
- REAR - LOWER
- MOUNTING POSITION:
- REAR - UPPER
- RIDING STYLE:
- ATV
$29.95 -
MOOSE RACING Shock Bearing Kit - Back Upper 29-1006
MOOSE RACING
$31.95Worn shock bearings compromise suspension responsiveness and increase component wear across your rear suspension geometry. This complete rebuild kit restores your shock's factory performance specifications without the expense of OEM replacement, giving...A291006- SKU:
- A291006
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- PRODUCT NAME:
- BEARING KIT
- TYPE:
- SHOCK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- MOUNTING POSITION:
- REAR - UPPER
$31.95 -
MOOSE RACING Shock Bearing Kit - Upper 29-1013
MOOSE RACING
$30.95Worn shock bearings compromise suspension geometry and create unpredictable handling characteristics that cost you lap time and consistency. This complete rebuild kit restores your upper shock bearing to factory specifications without the premium price...A291013- SKU:
- A291013
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- SHOCK
- MOUNTING POSITION:
- REAR - UPPER
- PRODUCT NAME:
- BEARING KIT
$30.95 -
MOOSE RACING Swing Arm Link Kit 27-1131
MOOSE RACING
$107.95A worn suspension linkage compromises handling precision and can introduce dangerous play in your swing arm geometry. The MOOSE RACING Swing Arm Link Kit 27-1131 supplies all the components needed to rebuild your suspension linkage to factory...13020138- SKU:
- 13020138
- Availability:
- Ships Same Business Day
- Weight:
- 0.76 LBS
- PRODUCT NAME:
- BEARING KIT
- STYLE:
- LINKAGE
- MOUNTING POSITION:
- REAR LOWER
- TYPE:
- SWINGARM
- COLOR/FINISH:
- SILVER
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$107.95 -
MOOSE RACING Swing Arm Link Kit 27-1132
MOOSE RACING
$107.95A compromised swing arm linkage accelerates wear across your entire suspension system, leading to unpredictable handling and costly failures mid-race or mid-season. The MOOSE RACING Swing Arm Link Kit 27-1132 gives you a complete rebuild solution with...13020139- SKU:
- 13020139
- Availability:
- Ships Same Business Day
- Weight:
- 1.03 LBS
- PRODUCT NAME:
- BEARING KIT
- COLOR/FINISH:
- SILVER
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- MOUNTING POSITION:
- REAR LOWER
- UNITS:
- KIT
- STYLE:
- LINKAGE
- TYPE:
- SWINGARM
$107.95 -
MOOSE RACING Swing Arm Link Kit 27-1125
MOOSE RACING
$107.95When suspension linkage wear compromises your setup, precision and predictability suffer. The MOOSE RACING Swing Arm Link Kit 27-1125 delivers a complete rebuild solution with OEM-quality components engineered to restore tight tolerances and eliminate...13020055- SKU:
- 13020055
- Availability:
- Ships Same Business Day
- Weight:
- 1.11 LBS
- TYPE:
- SWINGARM
- COLOR/FINISH:
- SILVER
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- LINKAGE
- UNITS:
- KIT
- MOUNTING POSITION:
- REAR LOWER
- PRODUCT NAME:
- BEARING KIT
$107.95 -
MOOSE RACING Swingarm Bearing Kit 28-1127
MOOSE RACING
$93.95A worn or damaged swingarm bearing directly compromises your bike's handling precision, cornering stability, and overall suspension performance. The MOOSE RACING Swingarm Bearing Kit 28-1127 gives you a complete rebuild solution with OEM-quality...13020057- SKU:
- 13020057
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- TYPE:
- SWINGARM
- UNITS:
- KIT
- MATERIAL:
- STEEL
- PRODUCT NAME:
- BEARING KIT
- RIDING STYLE:
- OFF-ROAD
$93.95 -
MOOSE RACING Swingarm Bearing Kit 28-1128
MOOSE RACING
$93.95Swingarm bearing wear compromises handling precision and accelerates suspension damage—replacing worn bearings restores responsive steering geometry and extends component lifespan. The MOOSE RACING 28-1128 kit delivers a complete rebuild solution with...13020058- SKU:
- 13020058
- Availability:
- Ships Same Business Day
- Weight:
- 1.28 LBS
- TYPE:
- SWINGARM
- PRODUCT NAME:
- BEARING KIT
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$93.95 -
MOOSE RACING Swing Arm Link Kit 27-1176
MOOSE RACING
$109.95A worn suspension linkage compromises handling precision and creates unpredictable feedback—especially critical on the track where fraction-of-a-second responses matter. The MOOSE RACING Swing Arm Link Kit 27-1176 delivers a complete rebuild solution...13020338- SKU:
- 13020338
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- TYPE:
- SWINGARM
- MOUNTING POSITION:
- REAR LOWER
- PRODUCT NAME:
- BEARING KIT
- COLOR/FINISH:
- SILVER
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- LINKAGE
- RIDING STYLE:
- STREET
- UNITS:
- KIT
$109.95Qty in Cart: 0Quantity:Price:$109.95Subtotal: -
MOOSE RACING Swing Arm Link Kit 27-1180
MOOSE RACING
$107.95A worn suspension linkage is a silent performance killer—sloppy bearings and degraded seals rob you of precise handling, increase unsprung weight sensitivity, and accelerate component failure across your entire rear suspension system. The MOOSE RACING...13020341- SKU:
- 13020341
- Availability:
- Ships Same Business Day
- Weight:
- 1.42 LBS
- COLOR/FINISH:
- SILVER
- MATERIAL:
- STEEL
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- LINKAGE
- MOUNTING POSITION:
- REAR LOWER
- PRODUCT NAME:
- BEARING KIT
- RIDING STYLE:
- STREET
- TYPE:
- SWINGARM
- UNITS:
- KIT
$107.95 -
MOOSE RACING Swing Arm Link Kit - YZ125 27-1170
MOOSE RACING
$109.95The suspension linkage on your YZ125 endures relentless stress—worn bearings and seized joints rob you of precise handling and cost you races. This MOOSE RACING Swing Arm Link Kit gives you a complete rebuild solution with premium bearing steel and...13020269- SKU:
- 13020269
- Availability:
- Ships Same Business Day
- Weight:
- 0.83 LBS
- COLOR/FINISH:
- SILVER
- RIDING STYLE:
- OFF-ROAD
- STYLE:
- LINKAGE
- UNITS:
- KIT
- TYPE:
- SWINGARM
- MATERIAL:
- STEEL
- MOUNTING POSITION:
- REAR LOWER
- PRODUCT NAME:
- BEARING KIT
$109.95
