
TwinPower · New
Twin Power 75-81 FL FX XL Starter or Horn Handlebar Switch Replaces H-D 71484-72A
MPN 490578 · Store SKU twp490578
Supplier stock checked 11/8/2026, 12:51:40 AM UTC. Adding a part does not reserve it.
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
Twin Power™ handlebar starter and horn switches restore authentic controls for vintage Harley-Davidson FL, FX, XL, and custom models from 1936-1981. Starter or Horn Handlebar Switch
Manufacturer fitment & guides
Check 490578 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 TwinPower ↗See the JuiceBuilt workshop ↗