At DMG Motorsports, we present the RK EXCEL 420MXZ Drive Chain in Gold — the heavy-duty mini racing chain built for the demands of mini MX and SX competition. Engineered with Chromoly steel construction, seamless rollers and bushings, and oversized special alloy pins, this chain delivers the strength and reliability you need when every race counts. Available in multiple link lengths to suit your build, and backed by impressive performance ratings including a 4,980 lb tensile strength and support for engines up to 150cc and 30 HP, the RK EXCEL 420MXZ is a serious chain for serious mini racers. A clip-type master link is included so you can get up and running right away.

Features:

• Heavy-duty MXZ Mini Racing chain designed for mini MX and SX racing
• Chromoly steel construction for exceptional strength and durability
• Seamless rollers and bushings for smooth, reliable power transfer
• Oversized special alloy pins for added strength under race conditions
• Tensile strength: 4,980 lbs
• Maximum CC rating: 150cc off-road
• Maximum horsepower: 30 HP
• Maximum chain width: 17.2mm
• Clip-type master link included
• Available in multiple link lengths: 110, 116, 120, and 132 links, plus a standalone master link (clip type)