RK 420 SB Non-Seal Chain - 140 Links - Steel - 420SB-140-CL

Upgrade your motorcycle's drivetrain with the RK 420 Standard Drive Chain. Designed for reliability and performance, this chain ensures efficient power transfer and long-lasting durability.

Description

The RK 420 Standard Drive Chain is constructed from heat-treated medium carbon alloy steel, providing exceptional strength and resistance to wear. Each component is meticulously shot-peened to enhance its surface hardness and fatigue life. Featuring two-point pin riveting and solid rollers, this chain delivers reliable performance for motorcycles up to 110cc (street) and 90cc (offroad). Pre-stressed and pre-stretched during manufacturing, the RK 420 minimizes initial maintenance and ensures consistent load distribution across all links. Whether you're replacing a worn chain or upgrading from a stock component, the RK 420 is an excellent choice.

Features & highlights

• Constructed from heat-treated medium carbon alloy steel for superior strength.
• Shot-peened components enhance surface hardness and fatigue resistance.
• Pre-stressed and pre-stretched to minimize maintenance and ensure even load distribution.
• Solid rollers and two-point pin riveting provide reliable performance.
• Includes a clip-type connecting link for easy installation.
• Ideal for motorcycles up to 110cc (street) and 90cc (offroad).

Technical specifications

• Brand: RK
• Chain Size: 420
• Chain Type: 420 Standard
• Material: Carbon Alloy Steel
• Tensile Strength: 18.2 kN (4101 lb)
• Number of Links: 140
• Master Link Connector Type: Clip
• Seal Type: Non-Seal
• Maximum Engine Displacement (Street): 110 cc
• Maximum Engine Displacement (Offroad): 90 cc
• Weight: 0.75 kg/100 Links
• Color/Finish: Natural

Important to know

This chain is designed for motorcycles that originally came equipped with a standard (non-O-ring) chain. Ensure compatibility with your motorcycle before installation.