Renthal Ultralight Rear Sprocket 51T RED – CRF/XR/CR Models – 154U-520-51GRRD

✨Renthal Ultralight Rear Sprocket 51T RED – CRF/XR/CR Models – 154U-520-51GRRD

Looking to squeeze out every bit of performance from your ride? The Renthal Ultralight Rear Sprocket (51T) is your go-to upgrade for better acceleration, reduced weight, and top-tier reliability. CNC machined in Manchester, UK from aerospace-grade 7075 T6 aluminum, it’s 66% lighter than steel and built with the precision Renthal is known for.

With computer-engineered tooth profiling and load dispersion, this sprocket offers smoother chain engagement and maximum power transfer. The red grooved finish isn’t just for looks—it helps improve chain grip, reduce debris buildup, and cut unnecessary weight. Whether you’re chasing lap times or exploring new trails, the 154U-520-51GRRD delivers race-level performance every time.

This is why more factory teams run Renthal sprockets than any other brand—lightweight, strong, and relentlessly engineered to win.

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Key Features:

✅ Material: Aerospace-grade 7075 T6 aluminum

✅ Weight Advantage: 66% lighter than steel

 ✅ Design: Grooved red finish enhances chain engagement and styling

✅ Tooth Count: 51T for increased low-end torque and quicker starts

✅ Part Number: 154U-520-51GRRD

✅ Durability: Built to withstand motocross, enduro, and trail abuse

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Compatible Honda Models:

• CRF450R, CRF450RX, CRF450RL, CRF450RWE, CRF450L, CRF450X

• CRF250R, CRF250RX, CRF250F, CRF250X

• CRF230F, CRF150F, CR125R, CR250R, CR500R

• XR250R, XR400R, XR650R

(Fits select model years from 1983–2023. Confirm fitment for your exact bike.)

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FAQs:

Q: Will this affect my gearing much?
A: The 51T sprocket offers stronger low-end pull and improved acceleration—great for tight tracks or technical trail riding.

Q: Is this good for everyday use or just racing?
A: It’s made for performance but tough enough for everyday off-road riders who want lasting quality and a lighter setup.

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Upgrade your drivetrain with the Renthal Ultralight Rear Sprocket for Honda CRF, XR, and CR models. Better power, smoother ride, and that unmistakable factory-bike feel.

Click “Buy Now” and bolt on the best.