REAR SPROCKET BLACK ALLOY RENTHAL 50T, 2025 GASGAS/HUSQVARNA/KTM, ULTRALITE 518U-420-50GPBK
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Renthal Ultralite 518U-420-50GPBK rear sprocket in black alloy. This sprocket features 50 teeth and is designed for optimal load dispersion and power transfer. It is CNC machined from high-strength 7075 T6 aluminium, offering a 66% weight reduction compared to steel alternatives. Engineered with tight tolerances for precise fitment and concentricity, this sprocket is built for extended durability with a hard-wearing surface treatment.
- SKU
- SR518-50.REN.BK
- Brand
- Renthal
- Availability
- In Stock (6)
- Variant Id
- 346830
FULL DESCRIPTION
Renthal Ultralite 518U Series Rear Sprocket - 50 Tooth - Black
Enhance your motorcycle's performance with the Renthal Ultralite 518U Series Rear Sprocket. Precision CNC machined in Manchester, UK, from high-strength 7075 T6 aluminium, this sprocket offers a significant weight reduction of 66% compared to traditional steel alternatives. Its design focuses on delivering optimal load dispersion and maximum power transfer, ensuring you get the most out of your engine.
Key Features:
- Manufactured from high-strength 7075 T6 aluminium for superior durability.
- Weighs 66% less than equivalent steel sprockets, reducing unsprung mass.
- CNC machined to extremely tight tolerances for accurate fitment and concentricity.
- Optimised tooth profiling engineered for maximum power transfer.
- Hard wearing surface treatment enhances longevity and performance.
- Trusted by more factory race teams than any other aluminium sprocket brand.
- Features 50 teeth for specific gearing applications.
- Sleek black alloy finish for a premium look.
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Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
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