Renthal Steel Self-Cleaning 501 - 520 Gearbox output pinionRef : RT00066A / 1074309003

RENTHAL Steel Mud-Resistant Sprocket 501 - 520 (ref. 501--520-14GP)
Transmission sprocket dedicated to motocross and enduro riders who want a robust and lightweight component for their muddy outings. Precisely machined, this RENTHAL sprocket made from alloy steel (nickel-chrome-molybdenum) features a mud-resistant geometry that promotes dirt evacuation between the links for consistent performance on demanding trails.

• Type: 501, chain pitch: 520 — designed for 520 transmissions
• Number of teeth: 14 — positioning for a balance of torque/speed
• Material: nickel-chrome-molybdenum alloy steel — increased wear resistance
• Mud-resistant profile: reduces mud accumulation for better grip and smoother operation
• Lightweight compared to stock components — good balance of efficiency/durability
• Designed and recommended for competition and intensive use

Whether you are preparing a bike for the track or looking to enhance the reliability of a transmission in wet conditions, this RENTHAL sprocket offers strength, machining precision, and mud evacuation. Compatible with 520 drivetrains, it is particularly favored on machines like the Honda CRF 250 (motocross and enduro models).