Free shipping on eligible orders of $100 or more. Oversized and freight items excluded.

Shop parts / ProTaper / New

ProTaper 428MX1 Gold Series Chain 134L

ProTaper · New

ProTaper 428MX1 Gold Series Chain 134L

MPN 021710 · Store SKU ptr021710

$64.99
CHECK AVAILABILITY0 in supplier warehouses. Ask JuiceBuilt about availability.

Supplier stock checked 11/7/2026, 10:42:21 AM UTC. Adding a part does not reserve it.

30-day returns for unopened, unused new parts

Request a return within 30 calendar days after delivery. New parts must be unopened and unused.

Shipping & returns ↗This policy does not limit rights required by law.

Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.

Product details

Premium gold series motocross chain. Built for smaller displacement motorcycles, the PT428MX uses all the same technology and innovations as the bigger 520 MX chain. Designed for up to 125cc applications. Lightweight, ultra high-strength chromoly construction with a 5,800 lbs. tensile strength. Chain - Gold Series MX1 428 x 134

Manufacturer fitment & guides

Check 021710 against the manufacturer’s application information below.

A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.

More from ProTaper ↗See the JuiceBuilt workshop ↗

YOUR NEXT MOVE

Your build.