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
-
UFO Fork Cover - Blue YA03803-089
UFO
$29.95Fork tube protectors are color matched to OEM or optional works colors, Pre-drilled pieces mount easily to stock locations04120015- SKU:
- 04120015
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- TYPE:
- FORK TUBE
- COLOR/FINISH:
- REFLEX BLUE
- UNITS:
- PAIR
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- BLUE
- MATERIAL:
- PLASTIC
$29.95 -
UFO Fork Cover - Black YA03872-001
UFO
$29.95Fork tube protectors are color matched to OEM or optional works colors, Pre-drilled pieces mount easily to stock locations04120055- SKU:
- 04120055
- Availability:
- Ships Same Business Day
- Weight:
- 0.75 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- PLASTIC
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- TYPE:
- FORK TUBE
- BASE COLOR:
- BLACK
$29.95 -
UFO Fork Cover - White YA03872-046
UFO
$29.95Fork tube protectors are color matched to OEM or optional works colors, Pre-drilled pieces mount easily to stock locations04120056- SKU:
- 04120056
- Availability:
- Ships Same Business Day
- Weight:
- 0.76 LBS
- COLOR/FINISH:
- WHITE
- TYPE:
- FORK TUBE
- UNITS:
- PAIR
- MATERIAL:
- PLASTIC
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- BASE COLOR:
- WHITE
$29.95 -
UFO Fork Cover - Orange - KTM85 KT03091127
UFO
$29.95Fork tube protectors are color matched to OEM or optional works colors, Pre-drilled pieces mount easily to stock locations04120101- SKU:
- 04120101
- Availability:
- Ships Same Business Day
- Weight:
- 0.53 LBS
- COLOR/FINISH:
- KTM ORANGE
- PRODUCT NAME:
- PROTECTOR
- BASE COLOR:
- ORANGE
- MATERIAL:
- PLASTIC
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK SLIDER
- UNITS:
- PAIR
$29.95Qty in Cart: 0Quantity:Price:$29.95Subtotal: -
UFO Fork Cover - Black - KXF - '06 KA03778001
UFO
$29.95Pre-drilled pieces mount easily to stock locations04120102- SKU:
- 04120102
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- MATERIAL:
- PLASTIC
- UNITS:
- PAIR
- BASE COLOR:
- BLACK
- PRODUCT NAME:
- PROTECTORS
- TYPE:
- FORK SLIDER
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
$29.95 -
UFO Fork Cover - White - KXF - '06 KA03778280
UFO
$29.95Pre-drilled pieces mount easily to stock locations04120103- SKU:
- 04120103
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- COLOR/FINISH:
- WHITE
- TYPE:
- FORK SLIDER
- PRODUCT NAME:
- PROTECTORS
- BASE COLOR:
- WHITE
- MATERIAL:
- PLASTIC
- UNITS:
- PAIR
- RIDING STYLE:
- OFF-ROAD
$29.95Qty in Cart: 0Quantity:Price:$29.95Subtotal: -
UFO Fork Slider Protectors - Black HO04695001
UFO
$29.95Pre-drilled pieces mount easily to stock locations04120442- SKU:
- 04120442
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- COLOR/FINISH:
- BLACK
- MATERIAL:
- PLASTIC
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- PRODUCT NAME:
- PROTECTOR
- BASE COLOR:
- BLACK
- TYPE:
- FORK TUBE
$29.95 -
UFO Fork Slider Protectors - White HO04695041
UFO
$29.95Pre-drilled pieces mount easily to stock locations04120443- SKU:
- 04120443
- Availability:
- Ships Same Business Day
- Weight:
- 0.55 LBS
- BASE COLOR:
- WHITE
- TYPE:
- FORK TUBE
- MATERIAL:
- PLASTIC
- COLOR/FINISH:
- WHITE
- PRODUCT NAME:
- PROTECTOR
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
$29.95 -
UFO Fork Cover - Flo Green - KXF250/450 KA04701-AFLU
UFO
$29.95Pre-drilled pieces mount easily to stock locations04120379- SKU:
- 04120379
- Availability:
- Ships Same Business Day
- Weight:
- 0.65 LBS
- MATERIAL:
- PLASTIC
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- BASE COLOR:
- GREEN
- TYPE:
- FORK SLIDER
- COLOR/FINISH:
- FLOURESCENT GREEN
- PRODUCT NAME:
- PROTECTORS
$29.95 -
UFO Fork Cover - Blue - YZ85 YA04874-089
UFO
$29.95Fork tube protectors are color matched to OEM or optional works colors, Pre-drilled pieces mount easily to stock locations04120499- SKU:
- 04120499
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- BASE COLOR:
- BLUE
- MATERIAL:
- PLASTIC
- PRODUCT NAME:
- COVER
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- BLUE
- TYPE:
- FORK TUBE
- UNITS:
- PAIR
$29.95 -
UFO Fork Cover - Black - YZ85 YA04874-001
UFO
$29.95Fork tube protectors are color matched to OEM or optional works colors, Pre-drilled pieces mount easily to stock locations04120500- SKU:
- 04120500
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- TYPE:
- FORK TUBE
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- BASE COLOR:
- BLACK
- MATERIAL:
- PLASTIC
- PRODUCT NAME:
- COVER
$29.95 -
RACE TECH Fork Springs - 0.80 kg/mm FRSP 4374080
RACE TECH
$109.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performance04050301- SKU:
- 04050301
- Availability:
- Ships Same Business Day
- Weight:
- 2.55 LBS
- OUTSIDE DIAMETER METRIC:
- 40.00 MM - 43.00 MM
- SPRING RATE IMPERIAL:
- 44.80 LB/IN
- TYPE:
- FORK
- LENGTH IMPERIAL:
- 29.13'
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
$109.99Qty in Cart: 0Quantity:Price:$109.99Subtotal: -
RACE TECH Fork Springs - 0.85 kg/mm FRSP 4374085
RACE TECH
$115.95High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performance04050302- SKU:
- 04050302
- Availability:
- Ships Same Business Day
- Weight:
- 2.75 LBS
- LENGTH IMPERIAL:
- 29.13'
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- OUTSIDE DIAMETER METRIC:
- 40.00 MM - 43.00 MM
- SPRING RATE IMPERIAL:
- 47.60 LB/IN
- TYPE:
- FORK
- UNITS:
- PAIR
$115.95Qty in Cart: 0Quantity:Price:$115.95Subtotal: -
RACE TECH Fork Springs - 0.48 kg/mm FRSP 444648
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performance04050267- SKU:
- 04050267
- Availability:
- Ships Same Business Day
- Weight:
- 2.30 LBS
- SPRING RATE IMPERIAL:
- 26.90 LB/IN
- LENGTH IMPERIAL:
- 18.19'
- OUTSIDE DIAMETER METRIC:
- 44.00 MM
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
RACE TECH Fork Springs - 0.42 kg/mm FRSP 444942
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performance04050832- SKU:
- 04050832
- Availability:
- Ships Same Business Day
- Weight:
- 2.65 LBS
- OUTSIDE DIAMETER METRIC:
- 44.00 MM
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 23.50 LB/IN
- UNITS:
- PAIR
- LENGTH IMPERIAL:
- 19.57'
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
$149.99 -
RACE TECH Fork Springs - 0.52 kg/mm FRSP 444952
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performance04050838- SKU:
- 04050838
- Availability:
- Ships Same Business Day
- Weight:
- 2.95 LBS
- LENGTH IMPERIAL:
- 19.57'
- SPRING RATE IMPERIAL:
- 29.10 LB/IN
- TYPE:
- FORK
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 44.00 MM
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
RACE TECH Fork Springs - 0.46 kg/mm FRSP 224446
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performance04050158- SKU:
- 04050158
- Availability:
- Ships Same Business Day
- Weight:
- 1.85 LBS
- LENGTH IMPERIAL:
- 17.32'
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 25.80 LB/IN
- OUTSIDE DIAMETER METRIC:
- 22.50 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
RACE TECH Fork Springs - 0.48 kg/mm FRSP 444748
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performance04050098- SKU:
- 04050098
- Availability:
- Ships Same Business Day
- Weight:
- 2.80 LBS
- OUTSIDE DIAMETER METRIC:
- 43.60 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- LENGTH IMPERIAL:
- 18.58'
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 26.90 LB/IN
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
RACE TECH Gold Valve Cartridge Fork Emulators for Damping Rod Forks FEGV 3001
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 preferencesFEGV3001- SKU:
- FEGV3001
- Availability:
- Ships Same Business Day
- Weight:
- 0.50 LBS
- MODEL:
- GOLD VALVE
- PRODUCT NAME:
- CARTRIDGE EMULATOR
- COLOR/FINISH:
- GOLD
- OUTSIDE DIAMETER IMPERIAL:
- 1.38'
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- TYPE:
- FORK
$199.99Qty in Cart: 0Quantity:Price:$199.99Subtotal: -
RACE TECH Fork Springs - 0.26 kg/mm FRSP 274326
RACE TECH
$149.99High stiffness-to-mass ratio, shot-peened, heat-treated and preset chrome silicon steel, Accurate rates to within 2%, Accuracy and performanceFRSP274326- SKU:
- FRSP274326
- Availability:
- Ships Same Business Day
- Weight:
- 1.50 LBS
- SPRING RATE IMPERIAL:
- 14.60 LB/IN
- LENGTH IMPERIAL:
- 16.93'
- PRODUCT NAME:
- SPRING KIT
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 27.00 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal:
