The Renthal UltraLight Rear Chainwheel is a CNC-machined aluminum rear sprocket designed for powersports applications. Manufactured from 7075 T6 aluminum, it is engineered for precise fitment, concentricity, and load dispersion. Its lightweight all-aluminum construction is stated to be 66% lighter than steel, helping reduce rotating mass.
This Renthal rear sprocket features tooth profiling designed to support power transfer, along with a hardwearing surface treatment for durability. The silver, grooved sprocket has a 520 chain size and 50 teeth.
Fitment is listed for 1991–2024 KTM 125–525 EXC, SX, SX-F, XC, XC-W, and XC-F models. Verify the specific motorcycle application before installation. The manufacturer part number is 224U-520-50GPSI, and the vendor part number is 224U-520-50GPSI.
Features:
- Brand: Renthal
- Model: UltraLight Rear Chainwheel
- Manufacturer Part Number: 224U-520-50GPSI
- Vendor Part Number: 224U-520-50GPSI
- Construction: CNC-machined 7075 T6 aluminum
- Weight Design: Stated to be 66% lighter than steel
- Chain Size: 520
- Tooth Count: 50
- Finish: Silver
- Design: Grooved rear sprocket with computer-engineered tooth profiling
- Fitment: Listed for 1991–2024 KTM 125–525 EXC, SX, SX-F, XC, XC-W, and XC-F models
Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: Unknown
Part Type: powersports
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1