RK Standard Series Transmission Chain – ref. GS420SB-136-CL
Designed for enduro and motocross riders seeking a robust and easy-to-maintain chain, this RK Standard Series chain features a gold finish and a construction of carbon alloy steel. Pre-tensioned and pre-stretched at the factory, it limits the need for frequent adjustments and ensures an even load distribution across the links — an advantage on muddy tracks or during intense sessions.
- Brand: RK
- Reference: GS420SB-136-CL
- Model: Standard Series (Heavy Duty Non-O / without O-rings)
- Number of links: 136 links
- Material: Carbon alloy steel, heat-treated and shot-peened components
- Finish: Gold
- Compatibility: suitable for small displacements (≈ 90–110 cm³)
- Attachment: includes quick-release clips
- Construction: two-point axle riveting and solid rollers
Resistant to the stresses encountered in off-road conditions, this RK chain is intended for machines without O-ring chains. Easy to install thanks to the quick attachment, it is a reliable option for repairing or replacing the transmission before a motocross or enduro outing.