Renthal 307-420-14GP Front Sprocket, Grooved, 14-Tooth for SX 65 (307--420-14GP)

Upgrade your motorcycle’s final-drive performance with the Renthal 307-420-14GP Grooved Front Sprocket. Designed for the SX 65, this 14-tooth sprocket delivers dependable drivetrain engagement and durable service for motocross and off-road applications. Renthal manufactures this component with precision CNC machining to support accurate fitment and consistent operation.
Feature: Case-Hardened Steel Construction — CNC-machined from case-hardened and core-refined 655M13 nickel chromium steel for a strong, wear-resistant drivetrain component.
Feature: Self-Cleaning Mud Grooves — Machined grooves at each tooth help clear mud and debris buildup, supporting smoother chain engagement and helping extend sprocket wear life.
Feature: Ultralight Design — Engineered to reduce weight by approximately 10–15% compared with conventional designs, helping minimize rotating mass without compromising durability.
Feature: Motorcycle-Specific Fitment — Designed for the SX 65 platform, providing a purpose-built replacement option for riders and technicians seeking reliable Renthal performance.
The Renthal 307-420-14GP front sprocket is built for demanding riding conditions where chain alignment, tooth durability, and debris management are essential. Its grooved profile helps maintain cleaner tooth interfaces in muddy environments, while the hardened nickel chromium steel construction resists wear during repeated acceleration and shifting. The lightweight design further supports responsive handling by reducing unsprung and rotating weight.
Install the Renthal 307-420-14GP as part of a properly matched chain and rear sprocket setup, and inspect all drivetrain components during installation. Correct chain tension, alignment, and regular maintenance are important for maximizing service life. With its durable materials, self-cleaning tooth design, and reduced-weight construction, this Renthal front sprocket is a practical choice for SX 65 riders who demand consistent performance on the track or trail.

Features:

• CNC-machined from case-hardened and core-refined 655M13 nickel chromium steel

• Self-cleaning mud grooves at each tooth help prevent debris buildup

• Ultralight design provides approximately 10–15% weight savings

• 14-tooth front sprocket configuration

• Designed for SX 65 applications

Ships from Parts Unlimited.