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
-
LONE STAR RACING/TECH 5 IND. Steering Stems without Handlebar Clamps - LSR Handlebar A/B 19-1600107
LONE STAR RACING/TECH 5 IND.
$302.40Steering stem is 4130 chromoly, far stronger and much lighter than most stock units, Handlebar clamps are not included so the rider can choose a clamp that suits his or her particular preference, All mounting hardware included04100141- SKU:
- 04100141
- Availability:
- Ships Same Business Day
- Weight:
- 4.20 LBS
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- PRODUCT NAME:
- STEERING STEM
- RIDING STYLE:
- UTV
$302.40Qty in Cart: 0Quantity:Price:$302.40Subtotal: -
LONE STAR RACING/TECH 5 IND. Steering Stems without Handlebar Clamps - LSR Handlebar A/B 19-4000107
LONE STAR RACING/TECH 5 IND.
$302.40Steering stem is 4130 chromoly, far stronger and much lighter than most stock units, Handlebar clamps are not included so the rider can choose a clamp that suits his or her particular preference, All mounting hardware included04100148- SKU:
- 04100148
- Availability:
- Ships Same Business Day
- Weight:
- 3.85 LBS
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- PRODUCT NAME:
- STEERING STEM
- RIDING STYLE:
- UTV
$302.40Qty in Cart: 0Quantity:Price:$302.40Subtotal: -
KYB Fork Slide Metal Set - 36 mm 110043600202
KYB
$16.95Fork slide metal set04130088- SKU:
- 04130088
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
$16.95Qty in Cart: 0Quantity:Price:$16.95Subtotal: -
ACERBIS Lower Fork Covers - Black 2686520001
ACERBIS
$35.95OEM color-matched for direct replacement, Pre-drilled pieces mount easily to stock locations, Made in Italy04120396- SKU:
- 04120396
- Availability:
- Ships Same Business Day
- Weight:
- 0.85 LBS
- BASE COLOR:
- BLACK
- MATERIAL:
- PLASTIC
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK TUBE
- UNITS:
- PAIR
$35.95Qty in Cart: 0Quantity:Price:$35.95Subtotal: -
ACERBIS Lower Fork Covers for Inverted Forks - '16 Orange 2253025226
ACERBIS
$35.95OEM color-matched for direct replacement or works look, Pre-drilled pieces mount easily to stock locations, Made in Italy04120349- SKU:
- 04120349
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- COLOR/FINISH:
- ORANGE 2016
- UNITS:
- PAIR
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- BASE COLOR:
- ORANGE
- MATERIAL:
- PLASTIC
$35.95Qty in Cart: 0Quantity:Price:$35.95Subtotal: -
ACERBIS Lower Fork Covers - Green 2141760006
ACERBIS
$39.95OEM color-matched for direct replacement or works look, Pre-drilled pieces mount easily to stock locations, Made in Italy04120353- SKU:
- 04120353
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- BASE COLOR:
- GREEN
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- COLOR/FINISH:
- GREEN
- MATERIAL:
- PLASTIC
- PRODUCT NAME:
- COVER
$39.95Qty in Cart: 0Quantity:Price:$39.95Subtotal: -
ACERBIS Shoe Protectors for Inverted Forks - Green 2709690006
ACERBIS
$28.95OEM color-matched for direct replacement or works look, Pre-drilled pieces mount easily to stock locations, Disc guards for conventional forks include fork and disc guards; disc guard for inverted forks include disc guard only, Made in Italy04120450- SKU:
- 04120450
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- COLOR/FINISH:
- GREEN
- PRODUCT NAME:
- PROTECTOR
- TYPE:
- FORK SHOE
- BASE COLOR:
- GREEN
- MATERIAL:
- PLASTIC
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
$28.95Qty in Cart: 0Quantity:Price:$28.95Subtotal: -
RACE TECH Fork Pressure Springs for Dual Chamber Forks - 1.0 kg/mm FRPS 261010
RACE TECH
$79.99Fit both Showa and KYB forks04050247- SKU:
- 04050247
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- PRODUCT NAME:
- PRESSURE SPRING
- RIDING STYLE:
- OFF-ROAD
- SPRING RATE IMPERIAL:
- 56.00 LB/IN
- TYPE:
- FORK
- UNITS:
- PAIR
- MODEL:
- FOR DUAL-CHAMBER FORK
$79.99Qty in Cart: 0Quantity:Price:$79.99Subtotal: -
RACE TECH Fork Pressure Springs for Dual Chamber Forks - 1.4 kg/mm FRPS 261014
RACE TECH
$79.99Fit both Showa and KYB forks04050248- SKU:
- 04050248
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- PRODUCT NAME:
- PRESSURE SPRING
- RIDING STYLE:
- OFF-ROAD
- SPRING RATE IMPERIAL:
- 78.40 LB/IN
- TYPE:
- FORK
- UNITS:
- PAIR
- MODEL:
- FOR DUAL-CHAMBER FORK
$79.99Qty in Cart: 0Quantity:Price:$79.99Subtotal: -
RACE TECH Fork Pressure Springs for Dual Chamber Forks - 1.8 kg/mm FRPS 261018
RACE TECH
$79.99Fit both Showa and KYB forks04050249- SKU:
- 04050249
- Availability:
- Ships Same Business Day
- Weight:
- 0.33 LBS
- PRODUCT NAME:
- PRESSURE SPRING
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- MODEL:
- FOR DUAL-CHAMBER FORK
- SPRING RATE IMPERIAL:
- 100.80 LB/IN
$79.99Qty in Cart: 0Quantity:Price:$79.99Subtotal: -
PIVOT WORKS Fork Seal/Bushing Kit PWFFK-K15-001
PIVOT WORKS
$96.62Come with everything needed to do the job right the first time, Kits contain fork seals, wipers and upper and lower bushings04070278- SKU:
- 04070278
- Availability:
- Ships Same Business Day
- Weight:
- 0.45 LBS
- PRODUCT NAME:
- SEAL AND BUSHING KIT
- UNITS:
- KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
$96.62Qty in Cart: 0Quantity:Price:$96.62Subtotal: -
PIVOT WORKS Fork Seal Kit - 48 mm ID x 58 mm OD PWFSK-Z010
PIVOT WORKS
$57.07For 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 included04070289- SKU:
- 04070289
- Availability:
- Ships Same Business Day
- Weight:
- 0.23 LBS
- INSIDE DIAMETER METRIC:
- 48.00 MM
- PRODUCT NAME:
- FORK SEAL KIT
- RIDING STYLE:
- OFF-ROAD
- OUTSIDE DIAMETER METRIC:
- 58.00 MM
- UNITS:
- KIT
$57.07Qty in Cart: 0Quantity:Price:$57.07Subtotal: -
UFO Fork Cover - White - KX - '94-'95 KA02770280
UFO
$29.95Pre-drilled pieces mount easily to stock locations1270629- SKU:
- 1270629
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- COLOR/FINISH:
- WHITE
- TYPE:
- FORK SLIDER
- MATERIAL:
- PLASTIC
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- BASE COLOR:
- WHITE
- PRODUCT NAME:
- PROTECTORS
$29.95 -
UFO Fork Slider Protectors - CR Red '92-'99 HO03672-067
UFO
$29.95Pre-drilled pieces mount easily to stock locations04120494- SKU:
- 04120494
- Availability:
- Ships Same Business Day
- Weight:
- 0.60 LBS
- BASE COLOR:
- RED
- PRODUCT NAME:
- COVER
- MATERIAL:
- PLASTIC
- UNITS:
- PAIR
- COLOR/FINISH:
- CR RED 1992 - 1999
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
$29.95 -
RACE TECH Fork Springs - 0.31 kg/mm FRSP 314231
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performanceFRSP314231- SKU:
- FRSP314231
- Availability:
- Ships Same Business Day
- Weight:
- 1.69 LBS
- OUTSIDE DIAMETER METRIC:
- 31.20 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- SPRING RATE IMPERIAL:
- 17.40 LB/IN
- LENGTH IMPERIAL:
- 16.61'
- PRODUCT NAME:
- SPRING KIT
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
RACE TECH Fork Springs - 0.42 kg/mm FRSP 435142
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performanceFRSP435142- SKU:
- FRSP435142
- Availability:
- Ships Same Business Day
- Weight:
- 2.86 LBS
- OUTSIDE DIAMETER METRIC:
- 43.20 MM
- SPRING RATE IMPERIAL:
- 23.50 LB/IN
- LENGTH IMPERIAL:
- 20'
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- PRODUCT NAME:
- SPRING KIT
- UNITS:
- PAIR
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
RACE TECH Fork Springs - 0.40 kg/mm FRSP 435140
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performanceFRSP435140- SKU:
- FRSP435140
- Availability:
- Ships Same Business Day
- Weight:
- 3.14 LBS
- LENGTH IMPERIAL:
- 20'
- OUTSIDE DIAMETER METRIC:
- 43.20 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 22.40 LB/IN
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
RACE TECH Fork Springs - 0.40 kg/mm FRSP 434940
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performanceFRSP434940- SKU:
- FRSP434940
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- RIDING STYLE:
- OFF-ROAD
- SPRING RATE IMPERIAL:
- 22.40 LB/IN
- LENGTH IMPERIAL:
- 19.41'
- TYPE:
- FORK
- UNITS:
- PAIR
- PRODUCT NAME:
- SPRING KIT
- OUTSIDE DIAMETER METRIC:
- 42.70 MM
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
RACE TECH Fork Springs - 0.44 kg/mm FRSP 434844
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performanceFRSP434844- SKU:
- FRSP434844
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- LENGTH IMPERIAL:
- 18.82'
- SPRING RATE IMPERIAL:
- 24.60 LB/IN
- OUTSIDE DIAMETER METRIC:
- 42.50 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- PRODUCT NAME:
- SPRING KIT
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
RACE TECH Fork Springs - 0.42 kg/mm FRSP 434842
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performanceFRSP434842- SKU:
- FRSP434842
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- LENGTH IMPERIAL:
- 18.82'
- SPRING RATE IMPERIAL:
- 23.50 LB/IN
- OUTSIDE DIAMETER METRIC:
- 42.50 MM
- PRODUCT NAME:
- SPRING KIT
- UNITS:
- PAIR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal:
