Renthal Front Sprocket (14T) 258-420-14GP - Kawasaki / Suzuki / Yamaha 1986-2026

Product Description

Optimize your final drive with the Renthal 258-420-14GP Front Sprocket, precision CNC-machined from case-hardened and core-refined 655M13 nickel chromium steel for exceptional durability and strength.

Featuring an innovative ultralight design that delivers a 10-15% weight savings without sacrificing structural integrity, alongside machined self-cleaning mud grooves at each tooth to prevent debris buildup and enhance wear resistance.

Top Features: Renthal Front Sprocket

• CNC-machined from case-hardened and core-refined 655M13 nickel chromium steel.
• Machined self-cleaning mud grooves at each tooth prevent mud buildup and increase wear resistance.
• Ultralight engineering provides a 10-15% weight savings over standard sprockets.
• Engineered to exact 420 chain pitch and 14-tooth specifications for precise power transfer.

Please review the detailed compatibility data below to ensure an exact fitment match for your motorcycle before finalizing your purchase.

Fitment List

Frequently Asked Questions

Q: What chain pitch is this front sprocket designed for?
A: This sprocket is engineered specifically for 420 chain size applications.

Q: How do the mud grooves help performance?
A: The machined self-cleaning mud grooves at each tooth prevent mud and debris buildup, reducing wear on both the chain and sprocket teeth.

Q: Is mounting hardware included?
A: No, mounting hardware is sold separately. Reuse your OEM countershaft retaining hardware if in good condition.

Expert Pro-Tip: Always inspect your countershaft seal and retainer clip whenever replacing a front sprocket; a worn retainer clip can allow axial play and damage the output shaft splines.

Recommended Pairings:

• Kawasaki KX 2-Stroke Performance Parts
• Yamaha 2-Stroke Performance Parts
• Motorcycle Tools & Accessories

About Moto-House MX

At Moto-House MX, we carry the best brands in motocross and off-road performance. Our team has over 40 years of experience helping riders get more out of their bikes. We pride ourselves on great customer service, and every item ships FAST - straight to your door.

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