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FLASHSALE
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RK Chain GB428MXZ4-100FT - Gold
Sale price
$2,171.84
Regular price $1,954.99Pickup currently unavailable
RK's MXZ4 chains are made for supercross and motocross racing. MXZ4 chains feature chromoly steel construction with seamless rollers and bushing. RK's Chromized pins drastically improve the wear resistance more than two times compared to normal non-sealed chains while absorbing shock loads from extreme jumps. All components are heat treated using RK's exclusive HIT (Heat Induction Transfer) process. 520MXZ4 has a maximum tensile strength rated at 8,000 lbs and is suitable for professional level 125cc to 500cc class racing. MXZ4 technology is also available in 420 and 428 mini bike pitch sizes.
- Max CC Rating: 150cc Off-Road
- Tensile Strength: 6,400 lbs
-10%
-10%
Sale price
$2,171.84
Regular price $1,954.99RK's MXZ4 chains are made for supercross and motocross racing. MXZ4 chains feature chromoly steel construction with seamless rollers and bushing. RK's Chromized pins drastically improve the wear resistance more than two times compared to normal non-sealed chains while absorbing shock loads from extreme jumps. All components are heat treated using RK's exclusive HIT (Heat Induction Transfer) process. 520MXZ4 has a maximum tensile strength rated at 8,000 lbs and is suitable for professional level 125cc to 500cc class racing. MXZ4 technology is also available in 420 and 428 mini bike pitch sizes.
- Max CC Rating: 150cc Off-Road
- Tensile Strength: 6,400 lbs
FAQ
Most orders ship within 1–2 business days. Engines and oversized items may require additional handling time. You’ll receive tracking as soon as your order leaves our warehouse.
If a product is backordered, we’ll notify you right away with an estimated restock date. You can choose to wait, swap, or cancel.
Once your order ships, you’ll receive an email with tracking information. You can also log into your account anytime to check order status.
We’ve been in your shoes. From first bolt-ons to full custom builds, our crew can guide you the right way.
Every product we sell is chosen with one goal in mind: helping you build faster, stronger, and more reliable machines.
We team up with the best brands so you can build with confidence.