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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On Sale
RACE TECH Fork Springs - 0.46 kg/mm FRSP 444746
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Precision fork tuning demands springs that deliver consistent performance lap after lap without deflection or fatigue. The RACE TECH 0.46 kg/mm fork springs combine shot-peened chromium silicon steel...04050097- SKU:
- 04050097
- Availability:
- Ships Same Business Day
- Weight:
- 2.95 LBS
- OUTSIDE DIAMETER METRIC:
- 43.60 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- PRODUCT NAME:
- SPRING KIT
- SPRING RATE IMPERIAL:
- 25.80 LB/IN
- UNITS:
- PAIR
- LENGTH IMPERIAL:
- 18.58'
MSRP: $149.99Now: $134.99Was: $149.99Qty in Cart: 0Quantity:Price:MSRP: $149.99Now: $134.99Was: $149.99Subtotal: -
On Sale
RACE TECH Fork Springs - 0.54 kg/mm FRSP 444754
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Fork spring performance directly impacts your suspension's responsiveness, bottoming resistance, and overall chassis control. The RACE TECH 0.54 kg/mm springs deliver the precise spring rate needed...04050101- SKU:
- 04050101
- Availability:
- Ships Same Business Day
- Weight:
- 3.10 LBS
- PRODUCT NAME:
- SPRING KIT
- LENGTH IMPERIAL:
- 18.58'
- SPRING RATE IMPERIAL:
- 30.20 LB/IN
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 43.60 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
MSRP: $149.99Now: $134.99Was: $149.99Qty in Cart: 0Quantity:Price:MSRP: $149.99Now: $134.99Was: $149.99Subtotal: -
On Sale
RACE TECH Fork Springs - 0.40 kg/mm FRSP 434640
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Front-end geometry and ride quality depend entirely on consistent spring rates, and any variance throws off your suspension tuning across the entire range. The RACE TECH Fork Springs deliver rate...04050024- SKU:
- 04050024
- Availability:
- Ships Same Business Day
- Weight:
- 2.71 LBS
- RIDING STYLE:
- OFF-ROAD
- SPRING RATE IMPERIAL:
- 22.40 LB/IN
- TYPE:
- FORK
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 43.50 MM
- PRODUCT NAME:
- SPRING KIT
- LENGTH IMPERIAL:
- 18.15'
MSRP: $149.99Now: $134.99Was: $149.99 -
On Sale
RACE TECH Fork Springs - 0.48 kg/mm FRSP 434648
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Precision fork control directly impacts your lap times and rider confidence—especially in high-speed corners and aggressive braking zones. RACE TECH Fork Springs deliver consistent, predictable...04050028- SKU:
- 04050028
- Availability:
- Ships Same Business Day
- Weight:
- 2.90 LBS
- OUTSIDE DIAMETER METRIC:
- 43.50 MM
- SPRING RATE IMPERIAL:
- 26.90 LB/IN
- LENGTH IMPERIAL:
- 18.15'
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
MSRP: $149.99Now: $134.99Was: $149.99 -
On Sale
RACE TECH Fork Springs - 0.38 kg/mm FRSP 444838
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Precision fork control starts with the right spring rate, and the RACE TECH 0.38 kg/mm fork springs deliver the consistency your suspension demands. Whether you're dialing in front-end geometry on a...04050029- SKU:
- 04050029
- Availability:
- Ships Same Business Day
- Weight:
- 3.00 LBS
- SPRING RATE IMPERIAL:
- 21.30 LB/IN
- LENGTH IMPERIAL:
- 18.90'
- OUTSIDE DIAMETER METRIC:
- 43.60 MM
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
MSRP: $149.99Now: $134.99Was: $149.99Qty in Cart: 0Quantity:Price:MSRP: $149.99Now: $134.99Was: $149.99Subtotal: -
On Sale
RACE TECH Gold Valve Cartridge Fork Emulators for Damping Rod Forks - 41 mm FEGV 4101
RACE TECH
MSRP: $199.99Now: $179.99Was: $199.99Damping rod forks limit your tuning options and performance potential—especially if you're pushing harder on the track or trail. The RACE TECH Gold Valve Cartridge Fork Emulators transform your...FEGV4101- SKU:
- FEGV4101
- Availability:
- Ships Same Business Day
- Weight:
- 0.56 LBS
- COLOR/FINISH:
- GOLD
- RIDING STYLE:
- OFF-ROAD
- MODEL:
- GOLD VALVE
- PRODUCT NAME:
- CARTRIDGE EMULATOR
- OUTSIDE DIAMETER IMPERIAL:
- 1.61'
- TYPE:
- FORK
- UNITS:
- KIT
MSRP: $199.99Now: $179.99Was: $199.99 -
On Sale
RACE TECH Front/Rear Spring - Blue - Race Series - Spring Rate 280 lbs/in SRSP 652650
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Precision suspension geometry demands springs that deliver consistent performance lap after lap without compromise. The RACE TECH 280 lbs/in front/rear spring is engineered for racers who need...13120328- SKU:
- 13120328
- Availability:
- Ships Same Business Day
- Weight:
- 3.64 LBS
- COLOR/FINISH:
- SHOT PEENED
- LENGTH IMPERIAL:
- 10.125'
- LINEAR SPRING RATE IMPERIAL:
- 280.00 LB/IN
- MOUNTING POSITION:
- REAR
- COLOR/FINISH:
- BLUE
- LINEAR SPRING RATE METRIC:
- 5.00 KG/MM
- MODEL:
- RACE SERIES®
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- SHOCK SPRING
- UNITS:
- EACH
MSRP: $149.99Now: $134.99Was: $149.99 -
On Sale
RACE TECH Front/Rear Spring - Blue - Race Series - Spring Rate 290 lbs/in SRSP 652652
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99A precision-engineered suspension component demands a spring that matches your performance expectations—and the RACE TECH Front/Rear Spring delivers exactly that. Built from premium chrome silicon...13120329- SKU:
- 13120329
- Availability:
- Ships Same Business Day
- Weight:
- 3.93 LBS
- LENGTH IMPERIAL:
- 10.125'
- MOUNTING POSITION:
- REAR
- LINEAR SPRING RATE IMPERIAL:
- 290.00 LB/IN
- PRODUCT NAME:
- SHOCK SPRING
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- COLOR/FINISH:
- BLUE
- LINEAR SPRING RATE METRIC:
- 5.20 KG/MM
- MODEL:
- RACE SERIES®
- COLOR/FINISH:
- SHOT PEENED
- RIDING STYLE:
- OFF-ROAD
MSRP: $149.99Now: $134.99Was: $149.99 -
On Sale
RACE TECH Progressively Wound Shock Spring - Blue - P30 - Spring Rate 532 lbs/in SRSP 6326P30
RACE TECH
MSRP: $199.99Now: $179.99Was: $199.99Rear suspension geometry demands precision—too stiff and your chassis chatters; too soft and you're kissing the bump stops. RACE TECH's progressively wound shock spring solves this compromize by...13120121- SKU:
- 13120121
- Availability:
- Ships Same Business Day
- Weight:
- 6.75 LBS
- COLOR/FINISH:
- BLUE
- COLOR/FINISH:
- SHOT PEENED
- PROGRESSIVE SPRING RATE IMPERIAL:
- 532.00 LB/IN INITIAL
- PROGRESSIVE SPRING RATE METRIC:
- 9.50 KG/MM INITIAL
- RIDING STYLE:
- OFF-ROAD
- LENGTH IMPERIAL:
- 10.25'
- MOUNTING POSITION:
- REAR
- SPRING TYPE:
- PROGRESSIVE WOUND SPRING
- PRODUCT NAME:
- SHOCK SPRING
- TYPE:
- P30
- UNITS:
- EACH
MSRP: $199.99Now: $179.99Was: $199.99Qty in Cart: 0Quantity:Price:MSRP: $199.99Now: $179.99Was: $199.99Subtotal: -
On Sale
RACE TECH Front Spring - Blue - Sport Series - Spring Rate 258 lbs/in SRSP 462046
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99A properly tuned front spring is fundamental to consistent lap times and predictable handling—this is where suspension geometry meets physics. The RACE TECH Sport Series spring delivers a 258 lbs/in...13120018- SKU:
- 13120018
- Availability:
- Ships Same Business Day
- Weight:
- 2.10 LBS
- MODEL:
- SPORT SERIES
- PRODUCT NAME:
- SHOCK SPRING
- LINEAR SPRING RATE METRIC:
- 4.60 KG/MM
- MOUNTING POSITION:
- FRONT
- UNITS:
- EACH
- COLOR/FINISH:
- BLUE
- LENGTH IMPERIAL:
- 8.00'
- LINEAR SPRING RATE IMPERIAL:
- 258.00 LB/IN
- RIDING STYLE:
- OFF-ROAD
MSRP: $149.99Now: $134.99Was: $149.99Qty in Cart: 0Quantity:Price:MSRP: $149.99Now: $134.99Was: $149.99Subtotal: -
On Sale
RACE TECH Rear Spring - Blue - Sport Series - Spring Rate 280 lbs/in SRSP 462050
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99A properly tuned rear spring is fundamental to consistent cornering performance and predictable weight transfer during competitive driving. The RACE TECH Sport Series delivers the precision stiffness...13120020- SKU:
- 13120020
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- MODEL:
- SPORT SERIES
- COLOR/FINISH:
- BLUE
- LENGTH IMPERIAL:
- 8.00'
- LINEAR SPRING RATE IMPERIAL:
- 280.00 LB/IN
- LINEAR SPRING RATE METRIC:
- 5.00 KG/MM
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SHOCK SPRING
MSRP: $149.99Now: $134.99Was: $149.99 -
On Sale
RACE TECH Rear Spring - Blue - Sport Series - Spring Rate 300 lbs/in SRSP 462054
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99If you're serious about corner speed and consistent lap times, suspension geometry matters—and that starts with a spring that delivers predictable, linear rate characteristics without fade. The RACE...13120021- SKU:
- 13120021
- Availability:
- Ships Same Business Day
- Weight:
- 2.05 LBS
- LINEAR SPRING RATE METRIC:
- 5.40 KG/MM
- LINEAR SPRING RATE IMPERIAL:
- 300.00 LB/IN
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SHOCK SPRING
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- EACH
- COLOR/FINISH:
- BLUE
- LENGTH IMPERIAL:
- 8.00'
- MODEL:
- SPORT SERIES
MSRP: $149.99Now: $134.99Was: $149.99 -
On Sale
RACE TECH Progressively Wound Shock Spring - Orange - P15 - Spring Rate 195 lbs/in - 285 lbs/in SRSP 6326P15
RACE TECH
MSRP: $199.99Now: $179.99Was: $199.99Rear suspension that punishes you on every bump doesn't belong on a track car—or a street machine. This RACE TECH progressive spring solves the dual problem of harshness and bottoming by ramping up...13120022- SKU:
- 13120022
- Availability:
- Ships Same Business Day
- Weight:
- 5.20 LBS
- PROGRESSIVE SPRING RATE IMPERIAL:
- 420.00 LB/IN INITIAL
- COLOR/FINISH:
- SHOT PEENED
- LENGTH IMPERIAL:
- 10.25'
- PROGRESSIVE SPRING RATE METRIC:
- 7.50 KG/MM INITIAL
- SPRING TYPE:
- PROGRESSIVE WOUND SPRING
- COLOR/FINISH:
- BLUE
- PRODUCT NAME:
- SHOCK SPRING
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- P15
- UNITS:
- EACH
- MOUNTING POSITION:
- REAR
MSRP: $199.99Now: $179.99Was: $199.99Qty in Cart: 0Quantity:Price:MSRP: $199.99Now: $179.99Was: $199.99Subtotal: -
On Sale
RACE TECH Progressively Wound Shock Spring - Gray - P20 - Spring Rate 454 lbs/in SRSP 6326P20
RACE TECH
MSRP: $199.99Now: $179.99Was: $199.99Rear suspension that's constantly harsh or prone to bottoming compromises both comfort and control—especially under demanding track conditions. The RACE TECH Progressively Wound Shock Spring solves...13120023- SKU:
- 13120023
- Availability:
- Ships Same Business Day
- Weight:
- 6.40 LBS
- LENGTH IMPERIAL:
- 10.25'
- MOUNTING POSITION:
- REAR
- PRODUCT NAME:
- SHOCK SPRING
- PROGRESSIVE SPRING RATE IMPERIAL:
- 454.00 LB/IN INITIAL
- RIDING STYLE:
- OFF-ROAD
- COLOR/FINISH:
- SHOT PEENED
- COLOR/FINISH:
- SILVER
- PROGRESSIVE SPRING RATE METRIC:
- 8.10 KG/MM INITIAL
- SPRING TYPE:
- PROGRESSIVE WOUND SPRING
- TYPE:
- P20
- UNITS:
- EACH
MSRP: $199.99Now: $179.99Was: $199.99Qty in Cart: 0Quantity:Price:MSRP: $199.99Now: $179.99Was: $199.99Subtotal: -
On Sale
RACE TECH Progressively Wound Shock Spring - Orange - P25 - Spring Rate 493 lbs/in SRSP 6326P25
RACE TECH
MSRP: $199.99Now: $179.99Was: $199.99Rear suspension that's simultaneously compliant and responsive is rare—until now. This progressively wound spring solves the dual problem of harshness over small bumps and insufficient bottoming...13120024- SKU:
- 13120024
- Availability:
- Ships Same Business Day
- Weight:
- 5.60 LBS
- LENGTH IMPERIAL:
- 10.25'
- MOUNTING POSITION:
- REAR
- COLOR/FINISH:
- SHOT PEENED
- PRODUCT NAME:
- SHOCK SPRING
- SPRING TYPE:
- PROGRESSIVE WOUND SPRING
- UNITS:
- EACH
- COLOR/FINISH:
- BLUE
- PROGRESSIVE SPRING RATE IMPERIAL:
- 493.00 LB/IN INITIAL
- TYPE:
- P25
- PROGRESSIVE SPRING RATE METRIC:
- 8.80 KG/MM INITIAL
- RIDING STYLE:
- OFF-ROAD
MSRP: $199.99Now: $179.99Was: $199.99 -
On Sale
RACE TECH Gold Valve Cartridge Fork Emulators for Damping Rod Forks FEGV 3301
RACE TECH
MSRP: $199.99Now: $179.99Was: $199.99Stock damping rod forks limit your suspension's potential, forcing you to choose between comfort and control. The RACE TECH Gold Valve Cartridge Fork Emulators transform your existing fork internals...FEGV3301- SKU:
- FEGV3301
- Availability:
- Ships Same Business Day
- Weight:
- 0.40 LBS
- TYPE:
- FORK
- PRODUCT NAME:
- CARTRIDGE EMULATOR
- COLOR/FINISH:
- GOLD
- OUTSIDE DIAMETER IMPERIAL:
- 0.94'
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- KIT
- MODEL:
- GOLD VALVE
MSRP: $199.99Now: $179.99Was: $199.99 -
On Sale
RACE TECH Super Slick Inner Fork Bushing - 47 mm X 20 mm W x 1 mm T FMBI 47201 P
RACE TECH
MSRP: $31.95Now: $28.76Was: $31.95Suspension performance hinges on reducing friction at every contact point—and fork bushings are critical. The RACE TECH Super Slick Inner Fork Bushing delivers measurably lower friction than standard...FMBI47201P- SKU:
- FMBI47201P
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- THICKNESS METRIC:
- 1.00 MM
- UNITS:
- PAIR
- FOR FORK TUBE DIAMETER METRIC:
- 47.00 MM
- INNER BUSHING WIDTH METRIC:
- 20.00 MM
- MOUNTING POSITION:
- INNER
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- MODEL:
- SUPER SLICK
- PRODUCT NAME:
- BUSHING KIT
MSRP: $31.95Now: $28.76Was: $31.95 -
On Sale
RACE TECH Fork Springs - 0.32 kg/mm FRSP 324532
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Suspension geometry demands precision, and your fork springs are no exception. RACE TECH Fork Springs deliver repeatability within 2% accuracy—essential for dialing in consistent front-end feel...FRSP324532- SKU:
- FRSP324532
- Availability:
- Ships Same Business Day
- Weight:
- 1.81 LBS
- OUTSIDE DIAMETER METRIC:
- 32.60 MM
- PRODUCT NAME:
- SPRING KIT
- LENGTH IMPERIAL:
- 17.56'
- UNITS:
- PAIR
- RIDING STYLE:
- OFF-ROAD
- SPRING RATE IMPERIAL:
- 17.90 LB/IN
- TYPE:
- FORK
MSRP: $149.99Now: $134.99Was: $149.99Qty in Cart: 0Quantity:Price:MSRP: $149.99Now: $134.99Was: $149.99Subtotal: -
On Sale
RACE TECH Fork Springs - 0.46 kg/mm FRSP 364746
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Fork springs are critical to suspension performance—they directly control your bike's ability to absorb impacts, maintain chassis geometry, and transfer power to the track. The RACE TECH 0.46 kg/mm...FRSP364746- SKU:
- FRSP364746
- Availability:
- Ships Same Business Day
- Weight:
- 2.88 LBS
- LENGTH IMPERIAL:
- 18.58'
- PRODUCT NAME:
- SPRING KIT
- OUTSIDE DIAMETER METRIC:
- 35.80 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- SPRING RATE IMPERIAL:
- 25.80 LB/IN
MSRP: $149.99Now: $134.99Was: $149.99 -
On Sale
RACE TECH Fork Springs - 0.46 kg/mm FRSP 375046
RACE TECH
MSRP: $149.99Now: $134.99Was: $149.99Precision fork performance demands springs engineered to exact specifications—and RACE TECH delivers. These 0.46 kg/mm springs combine shot-peened, heat-treated chrome silicon steel with a...FRSP375046- SKU:
- FRSP375046
- Availability:
- Ships Same Business Day
- Weight:
- 2.95 LBS
- OUTSIDE DIAMETER METRIC:
- 36.80 MM
- LENGTH IMPERIAL:
- 18.58'
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
- SPRING RATE IMPERIAL:
- 25.80 LB/IN
- TYPE:
- FORK
MSRP: $149.99Now: $134.99Was: $149.99
