Renthal aluminium anti-mud 441U - 428 49 teeth SprocketRef : RT00466A / 1075646017

Aluminium Mud-Resistant Sprocket 441U - 428 49 Teeth by Renthal

Ultralight mud-resistant sprocket designed for off-road use, machined from 7075 T6 aluminium for an excellent balance of lightness and strength. Anodisation and strategic cutouts reduce weight without sacrificing durability. Optimised tooth profile facilitates mud clearance and minimises friction, maintaining transmission performance in muddy conditions.

Design and Materials

• Precision-machined 7075 T6 aluminium for lightweight and useful strength in off-road applications.
• Surface anodisation hardens the material and limits wear while maintaining a neat finish.
• Cutouts made at strategic points to lighten the part without compromising its mechanical strength.
• OEM Reference 441U-428-49GPBK

Practicality and Features

• Tooth profile designed to facilitate mud clearance, reducing accumulation on the sprocket.
• Shaped teeth reducing friction between chain and sprocket to limit power loss in extreme conditions.

Usage and Performance

• Designed for MX, SX, and enduro to provide reliable grip on muddy and technical terrains.
• Ultralight design offers weight savings, along with improved strength and longevity under intensive use.

Compatible Motorcycle Examples

• KTM 85 SX STD WHEELS 17/14 (2027 - 85 cc)
• HUSQVARNA TC 85 STD WHEELS 17/14 (2027 - 85 cc)
• GAS-GAS MC 85 19/16 (2027 - 85 cc)

Complete list of compatible motorcycles available in the dedicated section below