Renthal 2025 KTM 65 518U-420-46GPSI Silver Rear Chainwheel

Renthal UltraLight Rear Chainwheels are CNC machined from 7075 T6 aluminum to extremely tight tolerances, 66% lighter than steel. Computer engineered and tested to ensure a precise fitment, concentricity and load dispersion with tooth profiling to provide maximum power transfer. A combination of high strength base material, cutting edge manufacturing methods and exceptional hardwearing surface treatments its clear to see why Renthal's light weight all aluminum rear sprockets can be found on the rear wheels of many factory race team machines.

The Renthal UltraLight Rear Chainwheel is a CNC-machined rear sprocket made from 7075 T6 aluminum. This silver chainwheel features a 420 chain size and 46 teeth, with computer-engineered construction designed to support precise fitment, concentricity, and load dispersion.

Renthal's tooth profiling is designed to promote efficient power transfer, while the high-strength aluminum base material, advanced manufacturing methods, and hardwearing surface treatments provide durable performance. This model is identified by manufacturer part number 518U-420-46GPSI and vendor part number 518U-420-46GPSI.

Based on the product name, this rear chainwheel is intended for the 2025 KTM 65. Verify the vehicle application and chain specifications before installation to confirm fitment.

Features:

• Brand: Renthal
• Model: UltraLight Rear Chainwheel
• Size: 420 chain size with 46 teeth
• Material: CNC-machined 7075 T6 aluminum
• Finish: Silver
• Manufacturer part number: 518U-420-46GPSI
• Vendor part number: 518U-420-46GPSI
• Fitment: 2025 KTM 65, as identified in the product name
• Tooth profiling: Designed to provide power transfer
• Construction: Computer engineered and tested for fitment, concentricity, and load dispersion

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: powersports
Epa: N/A
Regular Stock: t
Units Per Sku: 1