Dirt Bike Front Suspension
Dirt Bike Front Suspension Parts: Fork Springs, Guards & Launch Devices for Yamaha at JJ Motorsports
Enhance your dirt bike's front suspension with premium parts from JJ Motorsports, designed for smoother damping and protection in motocross, enduro, and trail riding. These components improve handling and reduce wear for reliable performance.
Shop Works Connection, Moose Racing, and Polisport front suspension parts for durable, easy-to-install upgrades. Explore related categories such as dirt bike suspension for shocks and bushings, or dirt bike for full builds to complete your setup and achieve balanced, responsive handling across all conditions, from high-speed jumps to technical singletrack.
Top Dirt Bike Front Suspension Parts
- Works Connection Pro Launch Start Device Yamaha 12-416 – Adjustable launch device for Yamaha YZ; reduces fork compression for better starts.
- Moose Racing Fork Springs 31 mm 2.4 N/mm 0405-1120 – Progressive fork springs for 31mm tubes; improves damping on Kawasaki KX models.
- Polisport Fork Guard Cover Black 8398100002 – Black plastic fork guards; protects stanchions from rocks on Honda CRF.
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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PIVOT WORKS Fork Seal/Bushing Kit PWFFK-S18-008
PIVOT WORKS
$102.23Come with everything needed to do the job right the first time, Kits contain fork seals, wipers and upper and lower bushings04070284- SKU:
- 04070284
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- PRODUCT NAME:
- SEAL AND BUSHING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- KIT
$102.23 -
PIVOT WORKS Fork Seal/Bushing Kit PWFFK-Y11-008
PIVOT WORKS
$102.23Come with everything needed to do the job right the first time, Kits contain fork seals, wipers and upper and lower bushings04070287- SKU:
- 04070287
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- PRODUCT NAME:
- SEAL AND BUSHING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- KIT
$102.23 -
PIVOT WORKS Fork Seal Kit - 48 mm ID x 58 mm OD PWFSK-Z009
PIVOT WORKS
$60.74For those looking to save money and only want the fork seals, Kits include a pair of oil seals and dust seals; no bushings or other rebuild parts included04070288- SKU:
- 04070288
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- INSIDE DIAMETER METRIC:
- 48.00 MM
- OUTSIDE DIAMETER METRIC:
- 58.00 MM
- PRODUCT NAME:
- FORK SEAL KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$60.74 -
PIVOT WORKS Fork Seal Kit - 48 mm ID x 58 mm OD PWFSK-Z011
PIVOT WORKS
$60.74For those looking to save money and only want the fork seals, Kits include a pair of oil seals and dust seals; no bushings or other rebuild parts included04070290- SKU:
- 04070290
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- OUTSIDE DIAMETER METRIC:
- 58.00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- INSIDE DIAMETER METRIC:
- 48.00 MM
- PRODUCT NAME:
- FORK SEAL KIT
$60.74 -
PIVOT WORKS Fork Seal Kit - 37 mm ID x 50 mm OD PWFSK-Z008
PIVOT WORKS
$61.37For those looking to save money and only want the fork seals, Kits include a pair of oil seals and dust seals; no bushings or other rebuild parts included04070183- SKU:
- 04070183
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- UNITS:
- KIT
- OUTSIDE DIAMETER METRIC:
- 50.00 MM
- PRODUCT NAME:
- FORK SEAL KIT
- RIDING STYLE:
- OFF-ROAD
- INSIDE DIAMETER METRIC:
- 37.00 MM
$61.37 -
PIVOT WORKS Steering Stem Bearing Kit PWSSK-K02-021
PIVOT WORKS
$78.60OEM quality replacement; precision machined, Restore steering and handling control, Eliminate any sticking from pressure washingSSK02021- SKU:
- SSK02021
- Availability:
- Ships Same Business Day
- Weight:
- 0.80 LBS
- PRODUCT NAME:
- STEERING STEM BEARING
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- CHROME
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$78.60 -
RACE TECH Fork Springs - 0.40 kg/mm FRSP 444540
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performance04050148- SKU:
- 04050148
- Availability:
- Ships Same Business Day
- Weight:
- 2.81 LBS
- OUTSIDE DIAMETER METRIC:
- 44.00 MM
- PRODUCT NAME:
- SPRING KIT
- LENGTH IMPERIAL:
- 17.91'
- RIDING STYLE:
- OFF-ROAD
- SPRING RATE IMPERIAL:
- 22.40 LB/IN
- TYPE:
- FORK
- UNITS:
- PAIR
$149.99 -
RACE TECH Fork Springs - 0.42 kg/mm FRSP 444542
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performance04050149- SKU:
- 04050149
- Availability:
- Ships Same Business Day
- Weight:
- 2.70 LBS
- LENGTH IMPERIAL:
- 17.91'
- SPRING RATE IMPERIAL:
- 23.50 LB/IN
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 44.00 MM
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
$149.99 -
RACE TECH Fork Springs - 0.48 kg/mm FRSP 444548
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performance04050152- SKU:
- 04050152
- Availability:
- Ships Same Business Day
- Weight:
- 2.99 LBS
- OUTSIDE DIAMETER METRIC:
- 44.00 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- SPRING RATE IMPERIAL:
- 26.90 LB/IN
- LENGTH IMPERIAL:
- 17.91'
- PRODUCT NAME:
- SPRING KIT
- UNITS:
- PAIR
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
PIVOT WORKS Fork Seal Kit - 48 mm ID x 58 mm OD PWFSK-Z012
PIVOT WORKS
$40.59For those looking to save money and only want the fork seals, Kits include a pair of oil seals and dust seals; no bushings or other rebuild parts included04070302- SKU:
- 04070302
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- INSIDE DIAMETER METRIC:
- 48.00 MM
- PRODUCT NAME:
- FORK SEAL KIT
- OUTSIDE DIAMETER METRIC:
- 58.00 MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$40.59 -
UFO Fork Cover - White - KX80 - '98 KA03711280
UFO
$29.95Pre-drilled pieces mount easily to stock locations1270429- SKU:
- 1270429
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- MATERIAL:
- PLASTIC
- BASE COLOR:
- WHITE
- PRODUCT NAME:
- PROTECTORS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK SLIDER
- COLOR/FINISH:
- WHITE
- UNITS:
- PAIR
$29.95 -
UFO Fork Cover - White YA03803046
UFO
$29.95Fork tube protectors are color matched to OEM or optional works colors, Pre-drilled pieces mount easily to stock locations1271629- SKU:
- 1271629
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- MATERIAL:
- PLASTIC
- PRODUCT NAME:
- COVER
- COLOR/FINISH:
- WHITE
- UNITS:
- PAIR
- BASE COLOR:
- WHITE
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK TUBE
$29.95 -
RACE TECH Fork Springs - 0.27 kg/mm FRSP 314227
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performanceFRSP314227- SKU:
- FRSP314227
- Availability:
- Ships Same Business Day
- Weight:
- 1.84 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- LENGTH IMPERIAL:
- 16.61'
- PRODUCT NAME:
- SPRING KIT
- UNITS:
- PAIR
- SPRING RATE IMPERIAL:
- 15.10 LB/IN
- OUTSIDE DIAMETER METRIC:
- 31.20 MM
$149.99 -
RACE TECH Fork Springs - 0.33 kg/mm FRSP 314233
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performanceFRSP314233- SKU:
- FRSP314233
- Availability:
- Ships Same Business Day
- Weight:
- 2.40 LBS
- OUTSIDE DIAMETER METRIC:
- 31.20 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- SPRING RATE IMPERIAL:
- 18.50 LB/IN
- LENGTH IMPERIAL:
- 16.61'
- PRODUCT NAME:
- SPRING KIT
$149.99 -
RACE TECH Fork Springs - 0.42 kg/mm FRSP 364742
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performanceFRSP364742- SKU:
- FRSP364742
- Availability:
- Ships Same Business Day
- Weight:
- 2.63 LBS
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- SPRING RATE IMPERIAL:
- 23.50 LB/IN
- LENGTH IMPERIAL:
- 18.58'
- OUTSIDE DIAMETER METRIC:
- 35.80 MM
$149.99 -
RACE TECH Billet Dual-Chamber Fork Reservoir Piston FKTC RP3601P
RACE TECH
$129.99Replaces the stock plastic pistons that have a tendency to break in KYB forks, Billet aluminum replacements are extremely durable and lightweight, Anodized coating minimizes friction04500341- SKU:
- 04500341
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- COLOR/FINISH:
- ANODIZED
- MATERIAL:
- BILLET ALUMINUM
- COLOR/FINISH:
- RED
- TYPE:
- FORK RESERVOIR
- MODEL:
- DUAL-CHAMBER
- PRODUCT NAME:
- PISTON
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
$129.99 -
RACE TECH Gold Valve Cartridge Fork Emulators for Damping Rod Forks - 43 mm FEGV 4301
RACE TECH
$199.99Make damping rod forks perform like well-tuned cartridge forks, Tunable valves sit on top of damping rods; held in place by the main springs, Simple to install and tunable for all conditions and rider preferencesFEGV4301- SKU:
- FEGV4301
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- OUTSIDE DIAMETER IMPERIAL:
- 1.69'
- PRODUCT NAME:
- CARTRIDGE EMULATOR
- MODEL:
- GOLD VALVE
- TYPE:
- FORK
- COLOR/FINISH:
- GOLD
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
$199.99 -
RACE TECH Gold Valve Cartridge Fork Emulators for Damping Rod Forks - 43 mm FEGV 4321
RACE TECH
$209.99Make damping rod forks perform like well-tuned cartridge forks, Tunable valves sit on top of damping rods; held in place by the main springs, Simple to install and tunable for all conditions and rider preferencesFEGV4321- SKU:
- FEGV4321
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- TYPE:
- FORK
- UNITS:
- KIT
- COLOR/FINISH:
- GOLD
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- GOLD VALVE
- PRODUCT NAME:
- CARTRIDGE EMULATOR
- OUTSIDE DIAMETER IMPERIAL:
- 1.69'
$209.99 -
FACTORY CONNECTION Front Fork Springs - 0.52 kg/mm LRI-052
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.04050339- SKU:
- 04050339
- Availability:
- Ships Same Business Day
- Weight:
- 3.21 LBS
- TYPE:
- FORK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 29.10 LB/IN
$159.95 -
FACTORY CONNECTION Front Fork Springs - 0.51 kg/mm LSU-051
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.04050511- SKU:
- 04050511
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 28.60 LB/IN
$159.95
