Vertex WR101-041 Engine Rebuild Kit – Kawasaki KX250F (2009)
Vertex Complete Engine Rebuild Kit – Kawasaki KX250F (2009) (WR101-041 / 0903-0978)
Description
The Vertex WR101-041 Engine Rebuild Kit (0903-0978) is the ultimate all-in-one solution for rebuilding your 2009 Kawasaki KX250F. This complete OEM-quality kit includes every major internal engine component required for a professional-grade overhaul — perfect for racers, weekend riders, or anyone restoring a tired 250F.
Each component is precision-matched for reliability, power, and longevity, using the best from Vertex, Hot Rods, and Wrench Rabbit. Whether you’re freshening up your engine or doing a full rebuild, this kit provides peace of mind and consistent performance.
What’s Included
✅ Hot Rods heavy-duty crankshaft (stock stroke)
✅ Vertex piston kit (piston, rings, wrist pin & clips)
✅ Complete engine gasket & O-ring kit (top + bottom end)
✅ Main bearing and seal kit
✅ Transmission bearing kit
✅ Countershaft bushing & seal kit
✅ Water pump rebuild kit
✅ Cam chain
✅ Counter balancer bearing kit
✅ Oil seal kit
Fitment
📦 Fits:
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2009 Kawasaki KX250F
(Does not fit fuel-injected 2010+ models.)
Key Features
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Complete top and bottom end rebuild kit
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OEM-quality performance from Vertex and Hot Rods
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Restores compression, throttle response, and reliability
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Ideal for professional rebuilds or full race prep
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Includes all gaskets, bearings, seals, and precision internals
Warranty Info
Manufactured by Vertex / Wrench Rabbit.
Warranty and tech support provided directly by Vertex or Wrench Rabbit.
Price & SKU
💲 Retail Price: $1,095.95
SKU: WR101-041 / 0903-0978
Estimated Shipping Weight: 13.15 lb
Handling: Ships next business day
📦 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
- Sneakers: 1–2 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.