Dirt Bike Suspension
Dirt Bike Suspension Parts at JJ Motorsports
Fine-tune your ride with advanced suspension components from JJ Motorsports. From rear suspension upgrades to precision-manufactured forks, these products ensure improved handling and shock absorption. Find complementary off-road dirt bike parts to optimize every ride on the track or trail.
Shop trusted brands like Progressive Suspension for adjustable shocks and Fox for high-performance forks. Explore related categories such as Dirt Bike Braking for stopping power or Dirt Bike Tires and Wheels for complete setups.
Browse our in-stock inventory below with same-day shipping and expert support. Questions? Contact us for fitment advice!
- Product
- Qty in Cart
- Quantity
- Price
- Subtotal
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LEAKPROOF SEALS Classic Leak Proof Fork Seals - 49 mm ID x 60 mm OD x 10 mm T 7261
LEAKPROOF SEALS
$28.95Fork seal failure leads to oil weeping, loss of damping control, and premature wear on your stanchions—all problems that compromise handling and safety. The LEAKPROOF SEALS Classic Leak Proof Fork Seals (49mm ID x 60mm OD x 10mm T) deliver a...7261- SKU:
- 7261
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- OUTSIDE DIAMETER METRIC:
- 60.00 MM
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.39'
- PRODUCT NAME:
- FORK SEAL
- THICKNESS METRIC:
- 10.00 MM
- INSIDE DIAMETER METRIC:
- 49.00 MM
- TYPE:
- STANDARD
- MODEL:
- FOR SHOWA FORKS
- UNITS:
- PAIR
$28.95 -
LEAKPROOF SEALS Classic Leak Proof Fork Seals - 40 mm ID x 52 mm OD x 10.5 mm T 7234
LEAKPROOF SEALS
$28.95Fork seal degradation doesn't just cause messy leaks—it compromises suspension performance and accelerates wear on internal components. The LEAKPROOF SEALS Classic Leak Proof Fork Seals deliver a 20% reduction in stiction compared to stock OEM seals...7234- SKU:
- 7234
- Availability:
- Ships Same Business Day
- Weight:
- 0.13 LBS
- INSIDE DIAMETER METRIC:
- 40.00 MM
- OUTSIDE DIAMETER METRIC:
- 52.00 MM
- PRODUCT NAME:
- FORK SEAL
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0.41'
- THICKNESS METRIC:
- 10.50 MM
- TYPE:
- STANDARD
- MODEL:
- FOR STANDARD FORKS
- UNITS:
- PAIR
$28.95 -
KYB Fork Piston Bushing Set - 41 mm - Metal 110034100102
KYB
$14.95Fork piston bushings are critical wear items that directly impact suspension responsiveness and damping consistency. Over time, these bushings degrade under compression cycles, leading to sluggish damping response and unpredictable handling...04130018- SKU:
- 04130018
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- FOR FORK TUBE DIAMETER METRIC:
- 41.00 MM
- PRODUCT NAME:
- RING PISTON
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
$14.95 -
KYB Fork Piston Bushing Set - 43 mm - Metal 110034300102
KYB
$14.95Fork piston bushings are critical wear items that directly impact suspension responsiveness and damping consistency. A worn or degraded bushing creates excessive play in the fork internals, leading to a vague, unpredictable ride and compromised braking...04130019- SKU:
- 04130019
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- PRODUCT NAME:
- RING PISTON
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- FOR FORK TUBE DIAMETER METRIC:
- 43.00 MM
$14.95 -
KYB Fork Piston Bushing Set - 46 mm - Metal 110034600102
KYB
$18.95Fork piston bushings are critical wear items that directly impact your suspension's damping consistency and responsiveness. As these components degrade, you'll experience inconsistent braking performance, reduced cornering confidence, and accelerated...04130020- SKU:
- 04130020
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- FOR FORK TUBE DIAMETER METRIC:
- 46.00 MM
- PRODUCT NAME:
- RING PISTON
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
$18.95 -
KYB Fork Piston Bushing Set - 48 mm - Metal 110034800102
KYB
$13.95Worn fork pistons compromise suspension responsiveness and increase internal friction, directly impacting handling precision and ride quality. The KYB Fork Piston Bushing Set restores OE-spec clearances and damping characteristics, ensuring your...04130021- SKU:
- 04130021
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- FOR FORK TUBE DIAMETER METRIC:
- 48.00 MM
- UNITS:
- SET
- PRODUCT NAME:
- RING PISTON
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
$13.95 -
KYB Front Fork Rebound Piston Ring 110610000801
KYB
$5.95A worn or damaged rebound piston ring compromises your fork's damping consistency, leading to unpredictable suspension behavior and reduced control. This OE replacement ring restores proper hydraulic sealing in your KYB front fork, ensuring smooth...04500078- SKU:
- 04500078
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- EACH
- PRODUCT NAME:
- REBOUND PISTON RING
$5.95 -
KYB Front Fork Rebound Piston Ring 110610000901
KYB
$5.95The rebound piston ring is a critical hydraulic seal that directly affects your fork's damping responsiveness and oil containment. A worn or damaged ring compromises pressure integrity, leading to sluggish rebound and potential oil leakage that degrades...04500079- SKU:
- 04500079
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- REBOUND PISTON RING
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- EACH
$5.95 -
KYB Front Fork Flat Lock Nut - 6 mm - Compression/Rebound Base Valve 110650000301
KYB
$1.95Your KYB fork's compression and rebound damping rely on precise valve assembly—and a loose base valve jam nut compromises both performance and reliability. This OE-specification 6mm flat lock nut secures the compression/rebound base valve with the...04500080- SKU:
- 04500080
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- MOUNTING POSITION:
- FRONT
- PRODUCT NAME:
- LOCK NUT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- INSIDE DIAMETER IMPERIAL:
- 0.24'
- UNITS:
- EACH
$1.95 -
KYB Lock Nut - 8MM - Compression/Rebound Base Valve 110650000201
KYB
$1.95A properly secured base valve is critical to suspension performance—even a loose jam nut can compromise damping consistency and create unpredictable handling characteristics. This OE replacement lock nut from KYB ensures your compression and rebound base...04500081- SKU:
- 04500081
- Availability:
- Ships Same Business Day
- Weight:
- 0.02 LBS
- MOUNTING POSITION:
- FRONT
- INSIDE DIAMETER IMPERIAL:
- 0.32'
- PRODUCT NAME:
- LOCK NUT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
$1.95 -
KYB Fork Service Kit - 36 mm 119993600201
KYB
$75.95Fork seals degrade over time, allowing hydraulic fluid to weep and compromising your suspension's damping performance and ride quality. The KYB Fork Service Kit gives you everything needed to restore your front forks to factory specifications without...04500082- SKU:
- 04500082
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- FOR FORK TUBE DIAMETER METRIC:
- 36.00 MM
- PRODUCT NAME:
- BUSHING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- KIT
$75.95 -
KYB Fork Service Kit - 46 mm/15 mm 119994600201
KYB
$82.95Proper fork maintenance is critical for suspension performance, handling precision, and rider safety on both street and track. The KYB Fork Service Kit provides all necessary components to rebuild your front forks to OEM specifications, restoring...04500086- SKU:
- 04500086
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- FOR FORK TUBE DIAMETER METRIC:
- 46.00 MM
- PRODUCT NAME:
- BUSHING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- KIT
$82.95Qty in Cart: 0Quantity:Price:$82.95Subtotal: -
KYB Fork Service Kit - 48 mm/12 mm 119994800101
KYB
$79.95Fork seals deteriorate with use, leading to oil leakage, reduced damping performance, and potential fork failure. This KYB service kit provides everything needed to completely rebuild your front forks and restore their original responsiveness and...04500087- SKU:
- 04500087
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- PRODUCT NAME:
- BUSHING KIT
- FOR FORK TUBE DIAMETER METRIC:
- 48.00 MM
- UNITS:
- KIT
$79.95Qty in Cart: 0Quantity:Price:$79.95Subtotal: -
KYB Rear Shock Spring - Black - Spring Rate 285.99 lbs/in 120535000401
KYB
$164.95Proper rear shock spring rates are critical for maintaining consistent suspension geometry and predictable handling throughout your performance driving. The KYB Rear Shock Spring delivers a 285.99 lbs/in spring rate that balances responsive cornering...13120448- SKU:
- 13120448
- Availability:
- Ships Same Business Day
- Weight:
- 3.40 LBS
- LENGTH IMPERIAL:
- 10.25'
- LINEAR SPRING RATE IMPERIAL:
- 285.59 LB/IN
- MOUNTING POSITION:
- REAR
- TYPE:
- SHOCK
- PRODUCT NAME:
- SPRING
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- SILVER
- UNITS:
- EACH
$164.95 -
KYB Shock Bladder - Rear - 46 mm/103 mm 120104600201
KYB
$15.95A worn or failing shock bladder compromises your suspension's ability to maintain consistent damping and ride height, leading to unpredictable handling and accelerated wear on other suspension components. The KYB Shock Bladder is an OE-equivalent...13140056- SKU:
- 13140056
- Availability:
- Ships Same Business Day
- Weight:
- 0.09 LBS
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- BLADDER
- TYPE:
- SHOCK
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 1.81'
- OUTSIDE DIAMETER IMPERIAL:
- 4.06'
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
$15.95 -
KYB Shock Bumper Rubber - Rear - 12.5 mm 120341200101
KYB
$13.95Shock bumpers are a critical wear item that directly impacts suspension comfort and longevity. When your shocks bottom out under hard braking or aggressive cornering, the rubber bumper absorbs impact energy that would otherwise damage internal components...13140098- SKU:
- 13140098
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- COLOR/FINISH:
- YELLOW
- INSIDE DIAMETER IMPERIAL:
- 0.49'
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SHOCK
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- BUMPER
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
$13.95 -
KYB Shock Bumper Rubber - Rear - 14 mm 120341400101
KYB
$12.95Shock absorbers experience tremendous stress at their limits, and worn bump stops accelerate wear throughout your suspension system. The KYB Shock Bumper Rubber prevents metal-to-metal contact when your suspension reaches full compression, protecting...13140099- SKU:
- 13140099
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- COLOR/FINISH:
- YELLOW
- RIDING STYLE:
- OFF-ROAD
- INSIDE DIAMETER IMPERIAL:
- 0.55'
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- BUMPER
- UNITS:
- EACH
- MATERIAL:
- RUBBER
- TYPE:
- SHOCK
$12.95 -
KYB Shock Bumper Rubber - Rear - 18 mm 120341800101
KYB
$13.95Shock bottoming is a common wear point that compromises suspension performance and longevity. This KYB rubber bumper absorbs the harshness of full compression, preventing metal-to-metal contact that degrades your shocks over time. Installing this wear...13140101- SKU:
- 13140101
- Availability:
- Ships Same Business Day
- Weight:
- 0.07 LBS
- MATERIAL:
- RUBBER
- PRODUCT NAME:
- BUMPER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SHOCK
- UNITS:
- EACH
- COLOR/FINISH:
- YELLOW
- INSIDE DIAMETER IMPERIAL:
- 0.709'
- MOUNTING POSITION:
- REAR
$13.95 -
KYB Rear Shock Service Kit - 36 mm/12.5 mm 129993600101
KYB
$118.95A worn-out rear shock compromises your suspension's ability to handle lateral loads, absorb impacts, and maintain consistent tire contact—all critical for lap times and daily driving safety. The KYB Rear Shock Service Kit gives you everything needed for...13140102- SKU:
- 13140102
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- OUTSIDE DIAMETER IMPERIAL:
- 1.42'
- COLOR/FINISH:
- TAN
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- REBUILD KIT
- TYPE:
- SHOCK
- COLOR/FINISH:
- BLACK
- INSIDE DIAMETER IMPERIAL:
- 0.49'
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
$118.95Qty in Cart: 0Quantity:Price:$118.95Subtotal: -
KYB Rear Shock Service Kit - 40 mm/14 mm 129994000101
KYB
$123.95A worn-out rear shock doesn't just compromise ride quality—it affects handling precision, braking stability, and tire contact during aggressive driving. This KYB service kit gives you everything needed for a complete rear suspension rebuild, restoring...13140104- SKU:
- 13140104
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- TAN
- OUTSIDE DIAMETER IMPERIAL:
- 1.58'
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SHOCK
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.55'
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- REBUILD KIT
$123.95
