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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PROGRESSIVE SUSPENSION Monotube Fork Kit - Standard 31-2511
PROGRESSIVE SUSPENSION
$505.95If your dual damper rod forks are limiting your bike's handling potential, this Progressive Suspension Monotube Fork Kit delivers the cornering precision and brake control you need for serious track...04140401- SKU:
- 04140401
- Availability:
- Ships Same Business Day
- Weight:
- 8.48 LBS
- COLOR/FINISH:
- BLACK
- COLOR/FINISH:
- CHROME
- PRODUCT NAME:
- CARTRIDGE
- RIDING STYLE:
- STREET
- TYPE:
- FORK
- UNITS:
- KIT
- FOR FORK TUBE DIAMETER METRIC:
- 45.00 MM
- HEIGHT ADJUSTMENT IMPERIAL:
- LOWERS 1.00'
- STYLE:
- MONOTUBE
$505.95Qty in Cart: 0Quantity:Price:$505.95Subtotal: -
PROGRESSIVE SUSPENSION Fork Spring Kit 11-1580
PROGRESSIVE SUSPENSION
$129.95Progressive suspension springs deliver superior ride quality by adjusting spring rate as compression increases, giving you plush initial compliance for comfort and firm support under hard...04051098- SKU:
- 04051098
- Availability:
- Ships Same Business Day
- Weight:
- 3.35 LBS
- COLOR/FINISH:
- BLACK
- PRODUCT NAME:
- FORK SPRINGS
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- TYPE:
- PROGRESSIVE SPRING RATE
$129.95Qty in Cart: 0Quantity:Price:$129.95Subtotal: -
PROGRESSIVE SUSPENSION Fork Springs - Triumph 11-1583
PROGRESSIVE SUSPENSION
$151.95Stock fork springs compromise between comfort and performance—they can't do both well. Progressive Suspension's rising-rate design solves this by starting soft for plush low-speed compliance, then...04051099- SKU:
- 04051099
- Availability:
- Ships Same Business Day
- Weight:
- 3.44 LBS
- RIDING STYLE:
- STREET
- COLOR/FINISH:
- BLACK
- FOR FORK TUBE DIAMETER METRIC:
- 41.00 MM
- UNITS:
- PAIR
- MODEL:
- STANDARD
- PRODUCT NAME:
- FORK SPRINGS
$151.95Qty in Cart: 0Quantity:Price:$151.95Subtotal: -
PROGRESSIVE SUSPENSION Front Fork Springs - 30/45 lb/in - 29 mm/502 mm 11-1128
PROGRESSIVE SUSPENSION
$123.95Progressive spring rates eliminate the classic fork compromise: you get plush initial response for small bumps without the dreaded mid-stroke wallowing or harsh bottom-out on larger impacts. This...PS1128- SKU:
- PS1128
- Availability:
- Ships Same Business Day
- Weight:
- 2.81 LBS
- RIDING STYLE:
- OFF-ROAD
- LENGTH IMPERIAL:
- 19.75'
- TYPE:
- FORK
- UNITS:
- PAIR
- OUTSIDE DIAMETER IMPERIAL:
- 1.14'
- PRODUCT NAME:
- SPRING
- SPRING RATE IMPERIAL:
- 30.00 LB/IN - 45.00 LB/IN
$123.95Qty in Cart: 0Quantity:Price:$123.95Subtotal: -
PROGRESSIVE SUSPENSION Front Fork Springs 11-1129
PROGRESSIVE SUSPENSION
$123.95Progressive suspension springs deliver a noticeably softer initial ride quality without sacrificing handling precision—ideal when you need comfort on rough surfaces but won't compromise cornering...PS1129- SKU:
- PS1129
- Availability:
- Ships Same Business Day
- Weight:
- 3.52 LBS
- LENGTH IMPERIAL:
- 18.50'
- PRODUCT NAME:
- SPRING
- RIDING STYLE:
- STREET
- OUTSIDE DIAMETER IMPERIAL:
- 1.20'
- UNITS:
- PAIR
- SPRING RATE IMPERIAL:
- 35.00 LB/IN - 50.00 LB/IN
- TYPE:
- FORK
$123.95 -
PROGRESSIVE SUSPENSION Front Fork Springs 11-1144
PROGRESSIVE SUSPENSION
$123.95Progressive suspension springs deliver a refined balance between comfort and control by starting soft for initial bump absorption, then ramping up resistance as the spring compresses to prevent...PS1144- SKU:
- PS1144
- Availability:
- Ships Same Business Day
- Weight:
- 3.84 LBS
- LENGTH IMPERIAL:
- 15.50'
- TYPE:
- FORK
- UNITS:
- PAIR
- OUTSIDE DIAMETER IMPERIAL:
- 1.45'
- RIDING STYLE:
- STREET
- SPRING RATE IMPERIAL:
- 40.00 LB/IN - 65.00 LB/IN
- PRODUCT NAME:
- SPRING
$123.95 -
PROGRESSIVE SUSPENSION Front Fork Springs 11-1145
PROGRESSIVE SUSPENSION
$123.95Progressive suspension springs transform your ride quality by delivering a plush, compliant feel during normal riding while progressively firming up as you lean into aggressive cornering—eliminating...PS1145- SKU:
- PS1145
- Availability:
- Ships Same Business Day
- Weight:
- 4.24 LBS
- LENGTH IMPERIAL:
- 18.00'
- TYPE:
- FORK
- UNITS:
- PAIR
- SPRING RATE IMPERIAL:
- 40.00 LB/IN - 65.00 LB/IN
- OUTSIDE DIAMETER IMPERIAL:
- 1.35'
- PRODUCT NAME:
- SPRING
- RIDING STYLE:
- STREET
$123.95Qty in Cart: 0Quantity:Price:$123.95Subtotal: -
PROGRESSIVE SUSPENSION Shocks - 12-Series - Black - 13.0" 12-1202B
PROGRESSIVE SUSPENSION
$258.95If you're chasing consistent lap times or rely on your vehicle for high-performance driving, shock fade is your enemy. The PROGRESSIVE SUSPENSION 12-Series delivers gas-charged damping that resists...PS1202BG- SKU:
- PS1202BG
- Availability:
- Ships Same Business Day
- Weight:
- 5.69 LBS
- EXTENDED LENGTH IMPERIAL:
- 13.00'
- MOUNTING POSITION:
- REAR
- RESERVOIR LOCATION:
- INTERNAL
- DAMPING METHOD:
- GAS CHARGED
- RIDING STYLE:
- STREET
- SPRING TYPE:
- SINGLE LINEAR RATE
- COLOR/FINISH:
- BLACK
- MODEL:
- 12 SERIES
- PRODUCT NAME:
- SHOCK ABSORBER
- TYPE:
- COILOVER TWIN-TUBE
- UNITS:
- PAIR
$258.95Qty in Cart: 0Quantity:Price:$258.95Subtotal: -
K&S TECHNOLOGIES Dust Seals - 43.00 mm 16-2049
K&S TECHNOLOGIES
$21.95Dust seals are critical wear components that protect your suspension and drivetrain from contamination, extending the lifespan of expensive internals and maintaining consistent performance lap after...04070602- SKU:
- 04070602
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- OUTSIDE DIAMETER METRIC:
- 54.00 MM
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- OFF-ROAD
- INSIDE DIAMETER METRIC:
- 43.00 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- THICKNESS IMPERIAL:
- 0.37'/0.39'
- THICKNESS METRIC:
- 9.50 MM/10.00 MM
- TYPE:
- DUST
- UNITS:
- PAIR
$21.95 -
K&S TECHNOLOGIES Dust Seals - 46.00 mm 16-2050
K&S TECHNOLOGIES
$21.95Contamination is the silent killer of suspension and drivetrain performance, allowing dirt, moisture, and debris to compromise seal integrity and accelerate wear. K&S Technologies dust seals are...04070603- SKU:
- 04070603
- Availability:
- Ships Same Business Day
- Weight:
- 0.15 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- DUST
- UNITS:
- PAIR
- INSIDE DIAMETER METRIC:
- 46.00 MM
- OUTSIDE DIAMETER METRIC:
- 58.00 MM
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.37'/0.43'
- PRODUCT NAME:
- SEAL
- THICKNESS METRIC:
- 9.50 MM/11.00 MM
$21.95 -
K&S TECHNOLOGIES Dust Seals - 49.00 mm 16-2053
K&S TECHNOLOGIES
$21.95Contamination is the silent killer of suspension performance—dirt, moisture, and debris compromising seal integrity and reducing component lifespan. K&S Technologies Dust Seals keep your fork...04070605- SKU:
- 04070605
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- DUST
- OUTSIDE DIAMETER METRIC:
- 58.00 MM
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- OFF-ROAD
- THICKNESS METRIC:
- 10.00 MM
- UNITS:
- PAIR
- INSIDE DIAMETER METRIC:
- 49.00 MM
- THICKNESS IMPERIAL:
- 0.39'
$21.95 -
K&S TECHNOLOGIES Dust Seals - 45.00 mm 16-2054K
K&S TECHNOLOGIES
$23.95Dust seals are critical for maintaining fork and shock integrity by preventing contamination from mud, sand, and debris that compromise damping performance. K&S Technologies' 45mm dust seals provide...04070606- SKU:
- 04070606
- Availability:
- Ships Same Business Day
- Weight:
- 0.17 LBS
- INSIDE DIAMETER METRIC:
- 45.00 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- THICKNESS METRIC:
- 8.50 MM/11.00 MM
- TYPE:
- DUST
- UNITS:
- PAIR
- PRODUCT NAME:
- SEAL
- THICKNESS IMPERIAL:
- 0.35'/0.43'
- OUTSIDE DIAMETER METRIC:
- 58.00 MM
- RIDING STYLE:
- OFF-ROAD
$23.95 -
K&S TECHNOLOGIES Dust Seals - 43.00 mm 16-2058K
K&S TECHNOLOGIES
$23.95Dust seals are critical protection components that prevent contamination from entering your suspension and drivetrain systems, where microscopic particles can cause premature wear and costly failures...04070608- SKU:
- 04070608
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- INSIDE DIAMETER METRIC:
- 43.00 MM
- PRODUCT NAME:
- SEAL
- RIDING STYLE:
- OFF-ROAD
- THICKNESS IMPERIAL:
- 0.37'/0.41'
- UNITS:
- PAIR
- OUTSIDE DIAMETER METRIC:
- 52.70 MM
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- THICKNESS METRIC:
- 9.50 MM/10.30 MM
- TYPE:
- DUST
$23.95 -
K&S TECHNOLOGIES Dust Seals - 48.00 mm 16-2059K
K&S TECHNOLOGIES
$23.95Dust seals are critical protection for suspension and drivetrain components exposed to harsh track and trail conditions. K&S Technologies' 48mm dust seals prevent abrasive contamination from...04070609- SKU:
- 04070609
- Availability:
- Ships Same Business Day
- Weight:
- 0.16 LBS
- INSIDE DIAMETER METRIC:
- 48.00 MM
- THICKNESS IMPERIAL:
- 0.37'/0.41'
- THICKNESS METRIC:
- 9.50 MM
- THICKNESS METRIC:
- 9.50 MM/10.30 MM
- OUTSIDE DIAMETER METRIC:
- 57.70 MM
- PRODUCT NAME:
- SEAL
- THICKNESS IMPERIAL:
- 0.37'
- RIDING STYLE:
- ADVENTURE TOURING / DUAL-SPORT
- RIDING STYLE:
- STREET
- TYPE:
- DUST
- RIDING STYLE:
- OFF-ROAD
- UNITS:
- PAIR
$23.95 -
K&S TECHNOLOGIES Fork Seals - 31 mm x 43 mm x 10 mm 16-1008
K&S TECHNOLOGIES
$17.95Fork seals are critical wear items that directly impact your suspension's ability to maintain consistent damping and prevent oil leakage onto your brakes and wheels. Over time, dirt, heat, and...04070536- SKU:
- 04070536
- Availability:
- Ships Same Business Day
- Weight:
- 0.10 LBS
- RIDING STYLE:
- STREET
- UNITS:
- PAIR
- INSIDE DIAMETER METRIC:
- 31.00 MM
- RIDING STYLE:
- OFF-ROAD
- PRODUCT NAME:
- FORK SEAL
- THICKNESS METRIC:
- 10.00 MM
- OUTSIDE DIAMETER METRIC:
- 43.00 MM
- THICKNESS IMPERIAL:
- 0.39'
$17.95 -
GPR V5-S Steering Damper - Blue - R6 5-5011-4034B
GPR
$524.95Head shake and tank slap are hazards that compromise both control and rider confidence—especially on sport bikes pushing aggressive geometry. The GPR V5-S Steering Damper eliminates unwanted...04140649- SKU:
- 04140649
- Availability:
- Ships Same Business Day
- Weight:
- 1.55 LBS
- MATERIAL:
- 6061 T6 ALUMINUM
- MODEL:
- V5-S
- COLOR/FINISH:
- BLUE
- TYPE:
- STEERING
- UNITS:
- KIT
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- DAMPER KIT
$524.95Qty in Cart: 0Quantity:Price:$524.95Subtotal: -
GPR V5-S Steering Damper - Red - R6 5-5011-4034R
GPR
$524.95Steering dampers eliminate headshake and tank-slap during aggressive acceleration and braking, keeping your front wheel stable when it matters most. The GPR V5-S delivers precise damping control in a...04140650- SKU:
- 04140650
- Availability:
- Ships Same Business Day
- Weight:
- 0.70 LBS
- MODEL:
- V5-S
- PRODUCT NAME:
- DAMPER KIT
- TYPE:
- STEERING
- MATERIAL:
- 6061 T6 ALUMINUM
- UNITS:
- KIT
- COLOR/FINISH:
- RED
- RIDING STYLE:
- STREET
$524.95Qty in Cart: 0Quantity:Price:$524.95Subtotal: -
GPR V5-S Steering Damper - Black - CBR 929/954 5-5011-4022K
GPR
$524.95Steering dampers eliminate head shake and wobble at high speeds, giving you precise control through technical sections and rough terrain. The GPR V5-S delivers adjustable dampening without the bulk,...04140651- SKU:
- 04140651
- Availability:
- Ships Same Business Day
- Weight:
- 1.40 LBS
- COLOR/FINISH:
- BLACK
- RIDING STYLE:
- STREET
- TYPE:
- STEERING
- UNITS:
- KIT
- MATERIAL:
- 6061 T6 ALUMINUM
- MODEL:
- V5-S
- PRODUCT NAME:
- DAMPER KIT
$524.95Qty in Cart: 0Quantity:Price:$524.95Subtotal: -
GPR V5-S Steering Damper - Red - CBR 929/954 5-5011-4022R
GPR
$524.95Head shake and tank slap at speed aren't just uncomfortable—they're dangerous. The GPR V5-S steering damper eliminates unwanted handlebar oscillation, giving you precise feedback and control through...04140652- SKU:
- 04140652
- Availability:
- Ships Same Business Day
- Weight:
- 0.64 LBS
- MATERIAL:
- 6061 T6 ALUMINUM
- MODEL:
- V5-S
- TYPE:
- STEERING
- UNITS:
- KIT
- COLOR/FINISH:
- RED
- RIDING STYLE:
- STREET
- PRODUCT NAME:
- DAMPER KIT
$524.95Qty in Cart: 0Quantity:Price:$524.95Subtotal: -
GPR V5-S Steering Damper - Black - ZX6R 5-5011-4044K
GPR
$524.95Steering dampers are essential for controlling head shake and front-end oscillation, especially on bikes pushed to their limits on track or rough terrain. The GPR V5-S eliminates the unpredictable...04140653- SKU:
- 04140653
- Availability:
- Ships Same Business Day
- Weight:
- 1.60 LBS
- COLOR/FINISH:
- BLACK
- UNITS:
- KIT
- TYPE:
- STEERING
- MATERIAL:
- 6061 T6 ALUMINUM
- MODEL:
- V5-S
- PRODUCT NAME:
- DAMPER KIT
- RIDING STYLE:
- STREET
$524.95Qty in Cart: 0Quantity:Price:$524.95Subtotal:
