The RK M420 Standard Roller Chain is designed for dependable power transmission in compatible motorcycle, powersports, and mechanical drive applications. This chain includes 136 links and is manufactured from heat-treated medium carbon alloy steel for a balance of strength, durability, and reliable service performance. The RK brand is recognized for producing chain components suited to demanding operating environments.
Feature: All components are heat-treated and shot-peened to improve strength and resistance to wear under repeated loading. Four-point pin riveting helps secure the chain assembly, while solid rollers support consistent engagement with compatible sprockets. The chain also includes a clip connecting link for convenient installation and maintenance.
Use the RK M420-136 as a replacement or original-equipment-style chain when the application specifies the M420 model and a 136-link configuration. Confirm sprocket compatibility, chain specifications, and vehicle or equipment requirements before installation. Manufacturer part number: M420-136. Vendor part number: M420-136.
Features:
- Size: M420 standard roller chain with 136 links
- Model: M420
- Brand: RK
- Manufacturer part number: M420-136
- Vendor part number: M420-136
- Material: Heat-treated medium carbon alloy steel
- Construction: Heat-treated and shot-peened components for enhanced strength
- Pin design: Four-point pin riveting
- Rollers: Solid rollers for dependable sprocket engagement
- Included component: Clip connecting link
- Fitment: Compatible with applications specifying an RK M420 chain in a 136-link configuration