New Street Bike Products

If you're running a ZX-6R and want quicker acceleration off the line without sacrificing chain durability, this RK kit delivers the gearing you need with components built to handle race-level abuse. The optimized sprocket ratio cuts lag between throttle...

If you're serious about mid-range acceleration on your ZX-6R, gearing matters—a lot. This RK Quick Acceleration Kit swaps your stock sprockets for a race-proven combination that delivers snappier throttle response and faster power delivery across the rev...

Maximize your ZZR600/ZX-6R/RR's off-the-line performance with RK's Quick Acceleration Kit, engineered specifically to deliver snappier throttle response and faster gear transitions. The premium XW-ring sealed chain paired with race-spec sprockets...

Maximize your GSX-R600's acceleration off the line with RK's Quick Acceleration Kit—purpose-built gearing that delivers sharper throttle response and tighter chain control. This race-proven combination pairs RK's premium XW-ring sealed chain with a steel...

Stock gearing limits your GSX-R600's acceleration potential on the track or street. This RK Chain and Sprocket Kit delivers aggressive quick-acceleration ratios engineered for hard launches and mid-range response, giving you the performance edge when...

If you're serious about corner-exit acceleration and mid-range power delivery, the RK Chain and Sprocket Kit is engineered to transform your GSX-R600's performance. This quick acceleration gearing reduces your effective gear ratios, allowing you to hit...

If you're running your SV 650 on the street or track, stock gearing limits your acceleration potential. The RK Chain and Sprocket Kit delivers the gear ratio optimization you need to build rpm quickly off the line while maintaining the reliability of...

If you're chasing faster acceleration off the line on your GSX-R750, your gearing is the most direct lever you have. This RK Quick Acceleration Kit swaps your stock sprockets for race-optimized ratios that snap you into the powerband harder and hold you...

Stock gearing limits your GSX-R750's acceleration potential on the track and street. This RK Quick Acceleration Kit drops your sprocket ratios for snappier throttle response, faster wheelies, and quicker 0-60 times without sacrificing top-end stability...

If you're serious about extracting maximum acceleration from your GSX-R750, gearing is everything. This RK chain and sprocket kit swaps your stock ratios for race-proven quick acceleration geometry, letting you hit peak power earlier and carry momentum...

Acceleration performance hinges on gearing efficiency and chain durability—this RK kit delivers both. The 520 Quick Acceleration Race Kit pairs premium XW-ring sealed chain technology with race-optimized sprocket ratios, giving your YZF-R6/S the...

If you're serious about extracting maximum acceleration from your YZF-R6, sprocket ratios are one of the most cost-effective tuning tools available. This RK quick acceleration kit drops your gearing to put more of your engine's power delivery where it...

Stock gearing limits your YZF-R1/M's acceleration potential on the track or street. This RK Quick Acceleration Kit swaps your sprockets for race-optimized ratios that deliver harder, faster launches without sacrificing reliability. Premium XW-ring chain...

If you're running a Triumph 675 Daytona or R and want sharper throttle response off the line, this RK chain and sprocket kit is engineered to deliver exactly that. The Quick Acceleration gearing ratio reduces your revs-per-gear, meaning faster wheel...

Worn chain and sprocket sets rob your CBR650R of crisp acceleration and smooth power delivery. This OEM replacement kit restores factory performance geometry while using premium materials engineered to handle extended service intervals. If you're running...

Your ZX-6R's drivetrain demands precision engineering that matches the bike's aggressive performance profile. This RK OEM replacement kit restores factory gearing with premium C45 steel sprockets that are case-hardened and quenched to handle sustained...

Chain and sprocket wear is inevitable on high-performance machines like the CBR 929RR/954RR, but running worn drivetrain components compromises power delivery and handling. This RK OEM Replacement Kit restores your bike's original gearing geometry and...

A worn chain and sprocket directly compromise your CBR 1000 RR's acceleration, handling precision, and overall drivetrain efficiency. This RK OEM replacement kit restores your bike to factory performance specs using premium case-hardened steel components...

Your Honda CBR 1000 RR's chain and sprocket system takes a beating under aggressive riding and high mileage—worn teeth reduce power transfer efficiency and compromise safety. This RK OEM replacement kit restores factory gearing geometry and durability,...

A worn or damaged chain and sprocket set directly compromises your CB1000 R/RA's power delivery, throttle response, and overall ride quality. This RK OEM replacement kit restores factory gearing geometry and durability, making it essential maintenance...