Street Bike Suspension
Street Bike Suspension Upgrades at JJ Motorsports
Improve your street bike's handling and ride quality with advanced suspension kits from JJ Motorsports. Our range includes complete front-end kits, fork emulators, springs, and shocks engineered for better damping, reduced dive, and customizable firmness on the street or track. Compatible with Honda CBR, Suzuki GSX-R, Yamaha R1, and more, these upgrades enhance stability, comfort, and control for sportbikes, cruisers, or tourers, whether lowering for style or tuning for performance.
Shop trusted brands like Race Tech for gold valve kits and Progressive Suspension for adjustable shocks. Explore related categories such as street bike brakes for stopping power or street bike drivetrain for balanced setups.
Top Street Bike Suspension Products
- Race Tech Complete Front End Suspension Kit - 1.50 kg/mm Spring FLEK S49150 – For heavier riders seeking firm control.
- Race Tech Complete Front End Suspension Kit - 0.95 kg/mm Spring FLEK S49095 – Balanced for standard street use.
- Race Tech Complete Front End Suspension Kit - 1.30 kg/mm Spring FLEK S49130 – Enhanced damping for aggressive riding.
- Race Tech Complete Front End Suspension Kit - 1.00 kg/mm Spring FLEK S3810 – Versatile for daily commuters.
- Race Tech Complete Front End Suspension Kit - 1.10 kg/mm Spring FLEK S49110 – Optimized for track-like precision.
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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PIVOT WORKS Fork Seal Kit - 38 mm x 51 mm x 9 mm | 38 mm x 55 mm x 11 mm PWFSK-Z028
PIVOT WORKS
$61.37Leaking fork seals compromise suspension performance and can lead to costly damage to internal components if left unaddressed. The PIVOT WORKS Fork Seal Kit delivers OEM-quality sealing with a complete replacement package, restoring your forks to proper...04070373- SKU:
- 04070373
- Availability:
- Ships Same Business Day
- Weight:
- 0.25 LBS
- PRODUCT NAME:
- FORK SEAL KIT
- THICKNESS METRIC:
- 11.00 MM
- OUTSIDE DIAMETER METRIC:
- 55.00 MM
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0.35'
- THICKNESS METRIC:
- 9.00 MM
- THICKNESS IMPERIAL:
- 0.43'
- INSIDE DIAMETER METRIC:
- 38.00 MM
- OUTSIDE DIAMETER METRIC:
- 51.00 MM
- UNITS:
- KIT
$61.37 -
PIVOT WORKS Fork Seal Kit - 43 mm x 54 mm x 11 mm | 43 mm x 59/54 mm x 6 mm PWFSK-Z031
PIVOT WORKS
$60.74Leaking fork seals compromise both performance and safety, allowing hydraulic fluid loss that degrades suspension response and increases wear on internal components. This PIVOT WORKS fork seal kit delivers OEM-equivalent sealing integrity with a complete...04070376- SKU:
- 04070376
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- FORK SEAL KIT
- THICKNESS IMPERIAL:
- 0.43'
- THICKNESS METRIC:
- 11.00 MM
- INSIDE DIAMETER METRIC:
- 43.00 MM
- OUTSIDE DIAMETER METRIC:
- 59.00 MM/54.00 MM
- UNITS:
- KIT
- OUTSIDE DIAMETER METRIC:
- 54.00 MM
- THICKNESS IMPERIAL:
- 0.24'
- THICKNESS METRIC:
- 6.00 MM
$60.74 -
RACE TECH Gold Valve Fork Kit FMGV S2040
RACE TECH
$199.99If you're running a front cartridge fork, the stock valving is likely limiting your suspension's potential. The RACE TECH Gold Valve Fork Kit puts precise flow control back in your hands, letting you dial in compression, rebound, plushness, and bottoming...FMGVS2040- SKU:
- FMGVS2040
- Availability:
- Ships Same Business Day
- Weight:
- 0.76 LBS
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER IMPERIAL:
- 0.79'
- PRODUCT NAME:
- FORK KIT
- TYPE:
- STANDARD
- COLOR/FINISH:
- GOLD
- MODEL:
- GOLD VALVE
- UNITS:
- KIT
$199.99 -
RACE TECH RT Gold Valve Fork Kit FMGV S2043
RACE TECH
$199.99If you're running a front cartridge fork, the stock valving is likely limiting your suspension's potential—especially when you're chasing consistent performance across varying track conditions. The RACE TECH RT Gold Valve Fork Kit gives you precise...FMGVS2043- SKU:
- FMGVS2043
- Availability:
- Ships Same Business Day
- Weight:
- 0.81 LBS
- MODEL:
- GOLD VALVE
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- GOLD
- PRODUCT NAME:
- FORK KIT
- UNITS:
- KIT
- OUTSIDE DIAMETER IMPERIAL:
- 0.79'
- TYPE:
- STANDARD
$199.99 -
RACE TECH Super Slick Inner Fork Bushing - 43 mm x 20 mm W x 1 mm T FMBI 43201 P
RACE TECH
$42.95Suspension performance hinges on friction control—and cheap bushings rob you of both responsiveness and consistency. These RACE TECH Super Slick Inner Fork Bushings deliver the low-friction properties your fork needs to perform predictably lap after lap,...FMBI43201P- SKU:
- FMBI43201P
- Availability:
- Ships Same Business Day
- Weight:
- 0.12 LBS
- UNITS:
- PAIR
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- FOR FORK TUBE DIAMETER METRIC:
- 43.00 MM
- INNER BUSHING WIDTH METRIC:
- 20.00 MM
- MODEL:
- SUPER SLICK
- MOUNTING POSITION:
- INNER
- THICKNESS METRIC:
- 1.00 MM
- PRODUCT NAME:
- BUSHING KIT
$42.95 -
RACE TECH Fork Springs - 0.85 kg/mm FRSP S3234085
RACE TECH
$149.99Precision fork performance demands springs engineered to exact specifications—not approximations. The RACE TECH 0.85 kg/mm fork springs deliver consistent, predictable damping characteristics that translate directly to improved handling and reduced setup...FRSPS323485- SKU:
- FRSPS323485
- Availability:
- Ships Same Business Day
- Weight:
- 2.50 LBS
- OUTSIDE DIAMETER METRIC:
- 31.70 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- UNITS:
- PAIR
- LENGTH IMPERIAL:
- 13.39'
- SPRING RATE IMPERIAL:
- 47.60 LB/IN
- PRODUCT NAME:
- SPRING KIT
$149.99 -
RACE TECH Fork Springs - 0.90 kg/mm FRSP S3234090
RACE TECH
$149.99Precision fork tuning demands springs that deliver consistent, predictable performance lap after lap. The RACE TECH 0.90 kg/mm fork springs are engineered with shot-peened, heat-treated chrome silicon steel to provide the stiffness-to-mass ratio serious...FRSPS323490- SKU:
- FRSPS323490
- Availability:
- Ships Same Business Day
- Weight:
- 2.35 LBS
- LENGTH IMPERIAL:
- 13.39'
- OUTSIDE DIAMETER METRIC:
- 31.70 MM
- PRODUCT NAME:
- SPRING KIT
- RIDING STYLE:
- OFF-ROAD
- SPRING RATE IMPERIAL:
- 50.40 LB/IN
- TYPE:
- FORK
- UNITS:
- PAIR
$149.99 -
RACE TECH Fork Springs - 0.95 kg/mm FRSP S3234095
RACE TECH
$149.99Precision fork tuning demands springs that respond predictably under load—Race Tech's 0.95 kg/mm fork springs deliver exactly that through meticulous heat treatment and shot-peening processes that ensure rate accuracy within 2%. Whether you're dialing in...FRSPS323495- SKU:
- FRSPS323495
- Availability:
- Ships Same Business Day
- Weight:
- 2.25 LBS
- UNITS:
- PAIR
- LENGTH IMPERIAL:
- 13.39'
- SPRING RATE IMPERIAL:
- 53.20 LB/IN
- OUTSIDE DIAMETER METRIC:
- 31.70 MM
- RIDING STYLE:
- OFF-ROAD
- TYPE:
- FORK
- PRODUCT NAME:
- SPRING KIT
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
RACE TECH Shock Lowering Spacer - For 14 mm Shock SPLS 14
RACE TECH
$29.99Ride height directly impacts your bike's handling dynamics, weight transfer, and cornering clearance—all critical factors in competitive racing and aggressive street riding. The RACE TECH Shock Lowering Spacer lets you dial in your suspension geometry...13140037- SKU:
- 13140037
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- UNITS:
- KIT
- COLOR/FINISH:
- GREEN
- PRODUCT NAME:
- SPACER KIT
- TYPE:
- SHOCK
- COLOR/FINISH:
- WHITE
- RIDING STYLE:
- STREET
$29.99 -
RACE TECH Shock Lowering Spacer - For 18 mm Shock SPLS 18
RACE TECH
$29.99Ride height directly impacts handling geometry, weight distribution, and cornering performance—and most stock suspensions sit too high for serious track work. The RACE TECH Shock Lowering Spacer lets you dial in the exact ride height your setup demands,...13140039- SKU:
- 13140039
- Availability:
- Ships Same Business Day
- Weight:
- 0.08 LBS
- COLOR/FINISH:
- BLUE
- COLOR/FINISH:
- YELLOW
- UNITS:
- KIT
- PRODUCT NAME:
- SPACER KIT
- TYPE:
- SHOCK
- RIDING STYLE:
- STREET
$29.99 -
RACE TECH Rear Seal Head Assembly - 46 mm ID Body x 14 mm OD Shaft x 13 mm SYSH 461413
RACE TECH
$59.99A quality rear seal head assembly is critical to preventing fluid leakage and maintaining pressure integrity in high-performance applications. The RACE TECH SYSH 461413 delivers precision engineering with tight tolerances that keep your system sealed...13140199- SKU:
- 13140199
- Availability:
- Ships Same Business Day
- Weight:
- 0.20 LBS
- OUTSIDE DIAMETER IMPERIAL:
- 1.81'
- RIDING STYLE:
- STREET
- TYPE:
- STANDARD
- PRODUCT NAME:
- SEAL HEAD ASSEMBLY
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- UTV
- RIDING STYLE:
- ATV
- UNITS:
- EACH
- INSIDE DIAMETER IMPERIAL:
- 0.55'
- MATERIAL:
- ALUMINUM
- MOUNTING POSITION:
- REAR
$59.99 -
RACE TECH Rear Spring - Blue - Sport Series - Spring Rate 498.38 lbs/in SRSP 5818089
RACE TECH
$149.99If you're serious about chassis dynamics and lap times, your suspension geometry is only as good as your springs. The RACE TECH Rear Spring delivers the consistent spring rate you need to dial in your setup without the weight penalty, giving you the...13120146- SKU:
- 13120146
- Availability:
- Ships Same Business Day
- Weight:
- 2.60 LBS
- COLOR/FINISH:
- BLUE
- MODEL:
- SPORT SERIES
- LINEAR SPRING RATE IMPERIAL:
- 498.38 LB/IN
- PRODUCT NAME:
- SHOCK SPRING
- UNITS:
- EACH
- LENGTH IMPERIAL:
- 7.01'
- LINEAR SPRING RATE METRIC:
- 8.90 KG/MM
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
$149.99 -
RACE TECH Rear Spring - Blue - Sport Series - Spring Rate 599 lbs/in SRSP 5818107
RACE TECH
$149.99If you're serious about rear-end performance, spring rate is everything—and this 599 lbs/in RACE TECH rear spring delivers the precision damping your suspension needs to stay planted under load. Built from premium chrome silicon wire and shot-peened for...13120149- SKU:
- 13120149
- Availability:
- Ships Same Business Day
- Weight:
- 2.85 LBS
- MOUNTING POSITION:
- REAR
- RIDING STYLE:
- STREET
- LINEAR SPRING RATE METRIC:
- 10.70 KG/MM
- COLOR/FINISH:
- BLUE
- LENGTH IMPERIAL:
- 7.01'
- PRODUCT NAME:
- SHOCK SPRING
- LINEAR SPRING RATE IMPERIAL:
- 599.00 LB/IN
- MODEL:
- SPORT SERIES
- UNITS:
- EACH
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
RACE TECH Rear Spring - Blue - Sport Series - Spring Rate 649.58 lbs/in SRSP 5818116
RACE TECH
$149.99A properly matched rear spring is foundational to chassis balance and predictable handling dynamics—especially in competitive environments where microsecond improvements matter. The RACE TECH Rear Spring delivers the precision tolerances and material...13120150- SKU:
- 13120150
- Availability:
- Ships Same Business Day
- Weight:
- 3.28 LBS
- COLOR/FINISH:
- BLUE
- LENGTH IMPERIAL:
- 7.01'
- PRODUCT NAME:
- SHOCK SPRING
- LINEAR SPRING RATE METRIC:
- 11.60 KG/MM
- MODEL:
- SPORT SERIES
- UNITS:
- EACH
- LINEAR SPRING RATE IMPERIAL:
- 649.58 LB/IN
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- REAR
$149.99Qty in Cart: 0Quantity:Price:$149.99Subtotal: -
RACE TECH Gold Valve Fork Kit - G2-R FMGV S2040G
RACE TECH
$229.99If your front suspension feels inconsistent through corners or fails to maintain control under heavy braking, your fork valving is likely the culprit. The RACE TECH Gold Valve Fork Kit replaces restrictive OEM pistons with dual-port designs that triple...04500062- SKU:
- 04500062
- Availability:
- Ships Same Business Day
- Weight:
- 0.52 LBS
- MODEL:
- GOLD VALVE
- UNITS:
- KIT
- COLOR/FINISH:
- GOLD
- TYPE:
- TYPE 2
- PRODUCT NAME:
- FORK KIT
- OUTSIDE DIAMETER IMPERIAL:
- 0.79'
- RIDING STYLE:
- STREET
$229.99Qty in Cart: 0Quantity:Price:$229.99Subtotal: -
RACE TECH Gold Valve Fork Kit FMGV S3701C
RACE TECH
$299.99If you're running a front cartridge fork, you're limited by factory valve design—restrictive piston flow that fights your suspension's natural response. The RACE TECH Gold Valve Fork Kit replaces those constraints with dual-port pistons that triple flow...04500183- SKU:
- 04500183
- Availability:
- Ships Same Business Day
- Weight:
- 0.71 LBS
- COLOR/FINISH:
- GOLD
- MODEL:
- GOLD VALVE
- UNITS:
- KIT
- OUTSIDE DIAMETER IMPERIAL:
- 1.46'
- PRODUCT NAME:
- FORK KIT
- RIDING STYLE:
- STREET
- TYPE:
- STANDARD
$299.99 -
RACE TECH Gold Valve Fork Kit FMGV S2047C
RACE TECH
$449.99Front fork performance directly impacts your bike's handling, braking stability, and cornering confidence—especially at racing speeds where milliseconds matter. The RACE TECH Gold Valve Fork Kit gives you precise, independent control over compression and...04500186- SKU:
- 04500186
- Availability:
- Ships Same Business Day
- Weight:
- 0.76 LBS
- COLOR/FINISH:
- GOLD
- MODEL:
- GOLD VALVE
- OUTSIDE DIAMETER IMPERIAL:
- 0.79'
- UNITS:
- KIT
- PRODUCT NAME:
- FORK KIT
- RIDING STYLE:
- STREET
- TYPE:
- STANDARD
$449.99Qty in Cart: 0Quantity:Price:$449.99Subtotal: -
RACE TECH Gold Valve Fork Kit FMGV S2048C
RACE TECH
$299.99Stock fork cartridges sacrifice tunability for simplicity, leaving you fighting vague damping characteristics and unpredictable bottoming behavior. Race Tech's Gold Valve system relocates valving control to a precision shim stack, tripling piston flow...04500187- SKU:
- 04500187
- Availability:
- Ships Same Business Day
- Weight:
- 0.41 LBS
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER IMPERIAL:
- 0.79'
- TYPE:
- STANDARD
- MODEL:
- GOLD VALVE
- COLOR/FINISH:
- GOLD
- PRODUCT NAME:
- FORK KIT
- UNITS:
- KIT
$299.99Qty in Cart: 0Quantity:Price:$299.99Subtotal: -
RACE TECH Gold Valve Fork Kit FMGV S2050C
RACE TECH
$199.99If you're running cartridge forks and tired of compromised suspension feel—whether it's unpredictable bottoming, excessive harshness, or lag in traction—the RACE TECH Gold Valve Fork Kit delivers the tuning control you need without a complete fork...04500189- SKU:
- 04500189
- Availability:
- Ships Same Business Day
- Weight:
- 0.30 LBS
- PRODUCT NAME:
- FORK KIT
- MODEL:
- GOLD VALVE
- RIDING STYLE:
- STREET
- TYPE:
- TYPE 3
- UNITS:
- KIT
- COLOR/FINISH:
- GOLD
- OUTSIDE DIAMETER IMPERIAL:
- 0.79'
$199.99 -
RACE TECH Shock Rebound Separator Valve SMRS 1212500
RACE TECH
$59.99Stock shock shafts compromise your suspension's responsiveness by applying identical damping rates during compression and rebound, resulting in mushy bottoming and poor feedback during aggressive driving. The RACE TECH Shock Rebound Separator Valve SMRS...04500091- SKU:
- 04500091
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- UTV
- PRODUCT NAME:
- REBOUND VALVE
- RIDING STYLE:
- ATV
- RIDING STYLE:
- OFF-ROAD
- RIDING STYLE:
- STREET
- MOUNTING POSITION:
- REAR
- TYPE:
- SHOCK
- UNITS:
- EACH
$59.99
