The Renthal 420 Works Chain is built for today’s high-powered mini racing machines, offering proven Renthal performance in a compact chain package. It’s described as a mini version of Renthal’s 520 R1 chain, designed to handle demanding power delivery with an ultra-high 4,609 lb. average tensile strength. Shot-peened alloy steel side plates add durability, while chromized bearing pins help resist wear. Pre-formed bushings are used to distribute power loads evenly for greater chain life. Finished with gold-colored side plates and copper-colored rollers, it’s also positioned as the perfect match for Renthal sprockets. A clip type link is included.
This chain is a mini version of Renthal’s 520 R1 chain, aimed at the needs of today’s high-powered mini racing machines. That design focus makes it a performance-oriented choice when compact drivetrains still demand strength, consistent power transfer, and durability under aggressive riding conditions.
Shot-peened alloy steel side plates support long-term durability, and the chain is rated with an ultra-high 4,609 lb. average tensile strength. Chromized bearing pins are used to resist wear, helping the chain maintain smooth operation and service life in tough riding environments.
Pre-formed bushings help distribute power loads evenly for greater chain life. The chain features gold-colored side plates with copper-colored rollers, and it’s noted as the perfect match for Renthal sprockets. For installation convenience, a clip type link is included.
Renthal 420 Works Chain for today’s high-powered mini racing machines, described as a mini version of Renthal’s 520 R1 chain. Finished with gold-colored side plates and copper-colored rollers, and supplied with a clip type link.
| Chain series/code | R1 |
|---|---|
| Average tensile strength | 4,609 lb. |
| Side plate color | Gold-colored |
| Roller color | Copper-colored |
| Master link included | Clip type link included |
Listed product type: Surron, Talaria.
