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:
- Most parts ship next business day
- Modquad parts: Monday–Thursday dispatch
Made-to-Order Items:
- Custom swingarms & A-arms: 2–4 weeks
- EVP exhaust systems: 2–4 weeks
Stock Guarantee: Items marked "In Stock" ship immediately. Made-to-order items are built fresh for you.
Questions? Contact us—we respond within 24 hours.
