Hot Rods Stroker Crankshaft 4173 – Yamaha YFZ450 2004–2013 | Drop-In, CNC-Balanced
- Ships next business day
- 30-day hassle-free returns
- Call us: 541-668-7503
- Secure checkout — Pay in 4 available
✓ Fits:
- 2004-2013 Yamaha YFZ450
✓ Features:
- Stroker performance: increased stroke = more displacement & power
- Drop-in replacement: no case mods in most applications; uses stock piston in most cases
- OEM-level precision: CNC-machined, dynamically balanced, factory assembled & trued
- Durable internals: DIN Class 9+ quality gears; meets or surpasses OEM durability
- Serviceable: fully rebuildable with Hot Rods rods & bearings
- 2004, 2005, 2006 (incl. Bill Balance Edition), 2007 (incl. SE), 2008 (incl. SE), 2009, 2012, 2013
- Part / Brand Number: 4173 (421-4173)
✓ What's Included:
- Crankshaft assembly with hardware
Ships fast from DuneGoonShop!
📦 Shipping Information
In-stock items ship next business day. ModQuad parts dispatch Monday through Thursday.
Made-to-order and custom powder coat items show their lead time at the top of this page, right next to the truck icon. These are built fresh for you, so timing varies by brand and current backlog.
Need something by a specific date? Call us at 541-668-7503 before ordering and we will check stock and ETA on that exact part. We can often point you to an in-stock alternative from another distributor.
Questions? Contact us, we respond within 24 hours.
