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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FACTORY CONNECTION Front Fork Springs - 0.45 kg/mm LRL-045
FACTORY CONNECTION
$159.95Cold-wound on precision CNC equipment for the ultimate in strength, Heat-tempered, shot-peened and end-ground for durability, Preset for fatigue resistance, Accurate rates and proper fitment assured, Made in the U.S.A.04050044- SKU:
- 04050044
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 25.20 LB/IN
- UNITS:
- PAIR
$159.95 -
FACTORY CONNECTION Front Fork Springs - 0.49 kg/mm LRL-049
FACTORY CONNECTION
$159.95Cold-wound on precision CNC equipment for the ultimate in strength, Heat-tempered, shot-peened and end-ground for durability, Preset for fatigue resistance, Accurate rates and proper fitment assured, Made in the U.S.A.04050047- SKU:
- 04050047
- Availability:
- Ships Same Business Day
- Weight:
- 2.55 LBS
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 27.40 LB/IN
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
$159.95 -
FACTORY CONNECTION Front Fork Springs - 1.00 kg/mm LRV-100
FACTORY CONNECTION
$119.95Cold-wound on precision CNC equipment for the ultimate in strength, Heat-tempered, shot-peened and end-ground for durability, Preset for fatigue resistance, Accurate rates and proper fitment assured, Made in the U.S.A.04050322- SKU:
- 04050322
- Availability:
- Ships Same Business Day
- Weight:
- 2.87 LBS
- SPRING RATE IMPERIAL:
- 56.00 LB/IN
- TYPE:
- FORK
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SPRING KIT
- UNITS:
- EACH
$119.95 -
FACTORY CONNECTION 4CS Fork Compression Piston CAPISTONSET-4CS
FACTORY CONNECTION
$229.95Smoother small-bump ride, Improved stability at speed allows better impact absorption, Increased bottoming resistance13140583- SKU:
- 13140583
- Availability:
- Ships Same Business Day
- Weight:
- 0.05 LBS
- PRODUCT NAME:
- SHOCK COMPRESSION PISTON
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
$229.95 -
FACTORY CONNECTION Bladder Cap - 50 mm - Showa BCS50BRN
FACTORY CONNECTION
$79.95Reservoir volume is increased to help reduce shock fade, Available for most Showa and KYB shocks13140271- SKU:
- 13140271
- Availability:
- Ships Same Business Day
- Weight:
- 0.17 LBS
- OUTSIDE DIAMETER IMPERIAL:
- 1.97'
- TYPE:
- SHOCK BLADDER
- UNITS:
- EACH
- COLOR/FINISH:
- BROWN
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- CAP
- RIDING STYLE:
- OFF-ROAD
$79.95 -
FACTORY CONNECTION Bladder Cap - 59 mm - Showa BCS59BRN
FACTORY CONNECTION
$79.95Reservoir volume is increased to help reduce shock fade, Available for most Showa and KYB shocks13140273- SKU:
- 13140273
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- OUTSIDE DIAMETER IMPERIAL:
- 2.32'
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SHOCK BLADDER
- UNITS:
- EACH
- COLOR/FINISH:
- BROWN
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- CAP
$79.95 -
FACTORY CONNECTION WP/KTM Rebound Adjuster Housing REBADJHOUSWP
FACTORY CONNECTION
$25.95O-ring designed rebound adjuster housing, Helps eliminate corrosion of rebound adjuster, Clevis rebound adjuster hole is completely sealed off13140035- SKU:
- 13140035
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- PRODUCT NAME:
- ADJUSTER HOUSING
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SHOCK REBOUND
- UNITS:
- EACH
$25.95 -
FACTORY CONNECTION Shock Seal FCS-18U
FACTORY CONNECTION
$31.00Made from a more compliant and durable rubber material than stock shock seals, Offer improved flex qualities for varying temperatures, Improved durability over stock seal13140036- SKU:
- 13140036
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- MATERIAL:
- RUBBER
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- SHOCK SHAFT
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
$31.00 -
FACTORY CONNECTION Heavy-Duty Rubber Shock Bumpers - 18 mm SB18
FACTORY CONNECTION
$27.95Improve bottoming feel and wear life13140014- SKU:
- 13140014
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- MATERIAL:
- RUBBER
- RIDING STYLE:
- OFF-ROAD
- INSIDE DIAMETER IMPERIAL:
- 0.55'
- MOUNTING POSITION:
- REAR
- TYPE:
- SHOCK
- PRODUCT NAME:
- BUMPER
- UNITS:
- EACH
$27.95 -
FACTORY CONNECTION Shock Seal FCS-14U
FACTORY CONNECTION
$31.00Made from a more compliant and durable rubber material than stock shock seals, Offer improved flex qualities for varying temperatures, Improved durability over stock seal13140208- SKU:
- 13140208
- Availability:
- Ships Same Business Day
- Weight:
- 0.03 LBS
- PRODUCT NAME:
- SEAL
- TYPE:
- SHOCK SHAFT
- UNITS:
- EACH
- MATERIAL:
- RUBBER
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- MOUNTING POSITION:
- REAR
$31.00 -
PROX Fork Seal/Wiper Kit - 48 mm ID x 58 mm OD x 9.4 mm T 40.S48589.4
PROX
$69.95Genuine NOK replacement fork seals and wipers, Sold in sets of two fork seals and two wipers04070348- SKU:
- 04070348
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- OUTSIDE DIAMETER:
- 58,00 MM (2,28')
- THICKNESS IMPERIAL:
- 0.37'
- PRODUCT NAME:
- FORK SEAL/WIPER
- RIDING STYLE:
- OFF-ROAD
- THICKNESS:
- 9,40 MM (0,37')
- UNITS:
- KIT
- INSIDE DIAMETER:
- 48,00 MM (1,89')
$69.95 -
PROX Fork Seal/Wiper Kit - 35 mm ID x 48 mm OD x 11 mm T 40.S354811
PROX
$39.95Genuine NOK replacement fork seals and wipers, Sold in sets of two fork seals and two wipers04070184- SKU:
- 04070184
- Availability:
- Ships Same Business Day
- Weight:
- 0.22 LBS
- OUTSIDE DIAMETER:
- 48,00 MM (1,89')
- PRODUCT NAME:
- FORK SEAL/WIPER
- THICKNESS IMPERIAL:
- 0.43'
- UNITS:
- KIT
- INSIDE DIAMETER:
- 35,00 MM (1,38')
- RIDING STYLE:
- OFF-ROAD
- THICKNESS:
- 11,00 MM (0,43')
$39.95 -
PROX Fork Seal/Wiper Kit - 48 mm ID x 57.80 mm OD x 9 mm T 40.S4857.89
PROX
$59.95Genuine NOK replacement fork seals and wipers, Sold in sets of two fork seals and two wipers04070188- SKU:
- 04070188
- Availability:
- Ships Same Business Day
- Weight:
- 0.18 LBS
- INSIDE DIAMETER:
- 48,00 MM (1,89')
- RIDING STYLE:
- OFF-ROAD
- OUTSIDE DIAMETER:
- 57,80 MM (2,28')
- THICKNESS:
- 9,00 MM (0,35')
- THICKNESS IMPERIAL:
- 0.35'
- UNITS:
- KIT
- PRODUCT NAME:
- FORK SEAL/WIPER
$59.95 -
PROX Fork Protectors - 130 mm 40.FSP1304450
PROX
$19.95Made of stretchy and durable neoprene, Protect the fork seal from sand, rocks and other hazards, 130 mm length will cover the fork seal and short part of the fork tube, 360 mm will cover the entire fork tube, Simple and easy fit, includes zip ties04060109- SKU:
- 04060109
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- YELLOW
- LENGTH IMPERIAL:
- 5.125'
- TYPE:
- FORK
- UNITS:
- PAIR
- FOR FORK TUBE DIAMETER IMPERIAL:
- 1.73' - 1.98'
- PRODUCT NAME:
- PROTECTOR
- BASE COLOR:
- BLACK
$19.95 -
PROX Fork Protectors - 360 mm 40.FSP3604450
PROX
$24.95Made of stretchy and durable neoprene, Protect the fork seal from sand, rocks and other hazards, 130 mm length will cover the fork seal and short part of the fork tube, 360 mm will cover the entire fork tube, Simple and easy fit, includes zip ties04060110- SKU:
- 04060110
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- YELLOW
- TYPE:
- FORK
- UNITS:
- PAIR
- FOR FORK TUBE DIAMETER IMPERIAL:
- 1.73' - 1.98'
- LENGTH IMPERIAL:
- 14.16'
- PRODUCT NAME:
- PROTECTOR
- BASE COLOR:
- BLACK
$24.95 -
PROX Fork Seal/Wiper Kit - KX65 40.S334611P
PROX
$39.95Genuine NOK replacement fork seals and wipers, Sold in sets of two fork seals and two wipers04070679- SKU:
- 04070679
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- OUTSIDE DIAMETER:
- -
- THICKNESS:
- -
- PRODUCT NAME:
- FORK SEAL/WIPER
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- -
- UNITS:
- KIT
- INSIDE DIAMETER:
- 43,00 MM (1,69')
$39.95 -
PROX Fork Seal/Wiper Kit - KTM 50 40.S354611P
PROX
$39.95Genuine NOK replacement fork seals and wipers, Sold in sets of two fork seals and two wipers04070680- SKU:
- 04070680
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- PRODUCT NAME:
- FORK SEAL/WIPER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- INSIDE DIAMETER:
- 35,00 MM (1,37')
- THICKNESS:
- -
- OUTSIDE DIAMETER:
- -
- THICKNESS IMPERIAL:
- -
$39.95 -
PROX Fork Seal/Wiper Kit 40.S354710P
PROX
$39.95Genuine NOK replacement fork seals and wipers, Sold in sets of two fork seals and two wipers04070308- SKU:
- 04070308
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- THICKNESS IMPERIAL:
- -
- INSIDE DIAMETER:
- 35,00 MM (1,37')
- PRODUCT NAME:
- FORK SEAL/WIPER
- RIDING STYLE:
- OFF-ROAD
- THICKNESS:
- -
- UNITS:
- KIT
- OUTSIDE DIAMETER:
- -
$39.95 -
PROX Fork Seal/Wiper Kit - 37 mm ID x 50 mm OD x 11 mm T 40.S375011
PROX
$49.95Genuine NOK replacement fork seals and wipers, Sold in sets of two fork seals and two wipers402375- SKU:
- 402375
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- INSIDE DIAMETER:
- 37,00 MM (1,46')
- OUTSIDE DIAMETER:
- 50,00 MM (1,97')
- PRODUCT NAME:
- FORK SEAL/WIPER
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- THICKNESS:
- 11,00 MM (0,43')
- THICKNESS IMPERIAL:
- 0.43'
$49.95 -
PROX Fork Seal/Wiper Kit - 45 mm ID x 55 mm OD x 11 mm T 40.S455711
PROX
$49.95Genuine NOK replacement fork seals and wipers, Sold in sets of two fork seals and two wipers402455- SKU:
- 402455
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- THICKNESS:
- 11,00 MM (0,43')
- INSIDE DIAMETER:
- 45,00 MM (1,77')
- THICKNESS IMPERIAL:
- 0.43'
- OUTSIDE DIAMETER:
- 55,00 MM (2,17')
- PRODUCT NAME:
- FORK SEAL/WIPER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$49.95
