Renthal Ultralight™ Rear Sprocket – KTM 85 SX / Husqvarna TC 85 / GasGas MC 85 (2003-2026)

Maximize your 85cc performance with the world’s most popular motocross sprocket. The Renthal Ultralight™ is engineered specifically for the demands of junior racing, providing a massive reduction in unsprung weight without sacrificing durability.

Why Choose Renthal Ultralight?

Ultralight Weight: Manufactured from high-strength 7075 T6 aluminum alloy, these sprockets are 66% lighter than steel, reducing rotating mass for quicker holeshots and improved suspension response.

Self-Cleaning Mud Grooves: Featuring Renthal's iconic CNC-machined mud grooves between every tooth, it prevents dirt build-up, extending the life of your chain and sprocket.

This part number fits the following vehicles:

• DUST MOTO Hightail 2026
• GASGAS MC 85 17/14 2022 - 2026
• GASGAS MC 85 19/16 2021 - 2026
• HUSQVARNA TC 85 17/14 2014 - 2026
• HUSQVARNA TC 85 19/16 2018 - 2026
• KTM 105 SX 2004, 2006 - 2011
• KTM 105 XC 2008 - 2010
• KTM 85 SX 17/14 2003 - 2026
• KTM 85 SX 19/16 2020 - 2026
• KTM 85 XC 2008 - 2009