Renthal Rear Sprocket - 520 Chain, 40t
Renthal Rear Sprocket - 520 Chain, 40t
In stock
-
Estimated delivery: Feb 04 - Feb 08
About this product
About this product
Upgrade your motorcycle's performance with the Renthal Rear Sprocket. This sprocket is engineered for superior strength and durability, ensuring optimal power transfer and longevity on the road or track. Experience enhanced acceleration and responsiveness with this high-performance component.
Description
The Renthal Rear Sprocket is CNC-machined from a specially enhanced 7075-T6 aluminum alloy, offering exceptional strength and reduced weight. The ultralight design makes it 66% lighter than steel sprockets, significantly improving your bike's power-to-weight ratio. Machined self-cleaning mud grooves at each tooth increase wear resistance, ensuring reliable performance in all conditions. This rear sprocket provides a direct replacement fit and enhances the overall performance of your motorcycle by ensuring smoother power delivery and increased durability, whether you're racing or riding daily. Compatible with 520 chains and featuring 40 teeth, it's designed for optimal performance and longevity.
Features & highlights
- CNC-machined from enhanced 7075-T6 aluminum for exceptional strength.
- Ultralight design reduces weight by 66% compared to steel sprockets, improving power-to-weight ratio.
- Self-cleaning mud grooves increase wear resistance and ensure reliable performance in all conditions.
- Designed for optimal power transfer and extended durability.
- Provides smoother power delivery for enhanced acceleration and responsiveness.
Technical specifications
- Brand: Renthal
- Chain Size: 520
- Tooth Count: 40
- Mounting Position: Rear
- Material: 7075-T6 Aluminum
- Color: Silver
- Type: Drive Sprocket
Important to know
Ensure proper chain alignment and tension during installation for optimal performance and longevity. Professional installation is recommended.
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Parts Denmark Info
Parts Denmark Info
Parts Denmark is a new webshop based in Denmark. We have a physical location you can visit (No showroom yet), and we have both email and phone support in our opening hours.
Our company info is:
Parts Denmark ApS
VAT: DK45974758
Dam Holme 11
3660 Stenløse, Denmark
hello@partsdenmark.com
+45 222 333 29
Best regards,
William Svendsen & Martin Høyer (Owners)
Specifications
RENTHAL
437U-520-40GBSI
Sprocket
Rear
520
Drive
Each


Who is behind Parts Denmark
Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.

