The RK 420 MXZ Heavy Duty Drive Chain is designed to deliver dependable power transfer and long-lasting performance for smaller-displacement off-road and street bikes. Built from chromoly steel with seamless rollers and bushings, it helps reduce wear while maintaining smooth operation under load. Oversized alloy pins add strength where it matters most, making this chain a solid choice when you want durability without complicated servicing.
Whether you’re replacing a worn chain or building a reliable final-drive setup, this 110-link 420 chain includes a clip connecting link to make installation quick and straightforward—ideal for riders who want to get back on the track or trail with minimal downtime.
Key features:
✅ Chromoly steel construction with seamless rollers and bushings
✅ Oversized alloy pins for added strength
✅ Clip-type connecting link included for easier fitment
Benefits of use:
🔹 Heavy-duty construction improves durability and helps extend service life
🔹 Smooth roller/bushing design supports consistent power delivery
🔹 Clip master link simplifies installation and servicing compared to rivet-only setups
Technical specifications (if needed):
📌 Chain size/type: 420 / 420 MXZ (non-sealed)
📌 Number of links: 110
📌 Tensile strength: 22.2 kN (5000 lb)
📌 Master link type: Clip
📌 Color/finish: Gold
📌 Max displacement (off-road/street): up to 150 cc
📌 Weight: 0.80 kg per 100 links
Why choose this product/service?
⭐ Proven RK quality with heavy-duty materials and reinforced pin design
⭐ Practical, service-friendly setup with included clip connecting link
⭐ Great replacement/upgrade option for 420 chain applications up to 150 cc
