RK 420 MXZ Non-Seal Chain - 136 Links - Steel - 420MXZ-136-CL

The RK 420 MXZ Drive Chain is engineered for motocross racers demanding superior performance and reliability. This high-performance chain ensures efficient power transfer and long-lasting durability, giving you the edge you need on the track.

Description

RK's 420 MXZ Drive Chain is built to withstand the rigors of motocross. Pre-stressed and pre-stretched during manufacturing, this chain ensures equal load distribution and minimal maintenance. Constructed from high-grade medium carbon alloy steel, every component is shot-peened and heat-treated for exceptional strength and wear resistance. The 420 MXZ features chromoly steel construction with seamless rollers and bushings, coupled with oversized alloy pins, dramatically increasing its tensile strength. Rated for off-road engines up to 125cc and street engines up to 150cc, this chain is perfect for serious riders seeking dependable performance and extended life. The included clip connecting link makes installation straightforward and secure. Choose RK for a drive chain that delivers power and reliability when you need it most.

Features & highlights

• Pre-stressed and pre-stretched for optimal load distribution and reduced maintenance.
• Constructed from high-grade medium carbon alloy steel for maximum durability.
• Shot-peened and heat-treated components enhance strength and wear resistance.
• Chromoly steel construction with seamless rollers and bushings for smooth operation.
• Oversized alloy pins increase tensile strength and overall chain life.
• Includes a clip connecting link for easy installation.
• Ideal for motocross racers demanding top-tier performance.

Technical specifications

• Brand: RK
• Product Name: Drive Chain
• Chain Type: 420 MXZ
• Chain Size: 420
• Number of Links: 136
• Material: Carbon Alloy Steel
• Color/Finish: Natural
• Seal Type: Non-Seal
• Master Link Connector Type: Clip
• Maximum Engine Displacement (Offroad): 125 cc
• Maximum Engine Displacement (Street): 150 cc
• Tensile Strength: 22.2 kN (4982 lb)
• Weight: 0.80 kg/100 Links
• Units: Each

Important to know

Ensure proper chain alignment and tension for optimal performance and longevity. Regular lubrication is essential to maintain chain health and prevent premature wear.