Vertex Wrench Rabbit Engine Rebuild Kit – KX85 (2007–2013)
Vertex Wrench Rabbit Complete Engine Rebuild Kit – Kawasaki KX85 (2007–2013)
Description
Bring your KX85 back to full power with the Vertex / Wrench Rabbit Complete Engine Rebuild Kit (WR101-052) — a full top and bottom end rebuild solution in one box. Designed for 2-stroke engines, this kit combines OEM-quality components from Vertex, Hot Rods, and Cometic, ensuring reliable performance, durability, and perfect fitment.
Whether you’re refreshing a race bike or repairing a worn-out motor, this all-in-one rebuild kit delivers everything you need for a professional-grade rebuild — no extra parts hunting required.
What’s Included
✅ Hot Rods Crankshaft – stock stroke, heavy-duty, ready to install
✅ Vertex Piston Kit – standard compression piston, rings, pin, and clips
✅ Main Bearing & Seal Kit – precision-fit for long-lasting reliability
✅ Transmission Bearing Kit – includes bearings, output shaft collar & sprocket lock washer
✅ Counter Balancer Bearing Kit
✅ Water Pump Bearing & Seal Kit
✅ Complete Vertex Gasket Kit – includes O-rings and seals for top & bottom end
✅ Wrist Pin Bearing
✅ Oil Seal Kit
✅ All required washers and seals
Every component is manufactured to OEM specifications for a perfect fit and factory performance.
Fitment
📦 Fits the following models:
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Kawasaki KX85: 2007–2013
Key Features
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One-stop solution — rebuild your entire engine from crank to top end
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Includes premium Vertex piston and Hot Rods crankshaft
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Pre-matched components designed to work perfectly together
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OEM-level quality for reliability and performance
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Ideal for full engine overhauls, race maintenance, or high-hour rebuilds
Engine Type: 2-Stroke
Displacement: 85cc
Weight: 8.85 lb
Warranty Info
🛡️ Backed by Wrench Rabbit / Vertex Limited Manufacturer Warranty
All parts are designed and tested to meet or exceed OEM specifications. Professional installation recommended.
Price & SKU
💲 Retail Price: $572.95
SKU: 0903-0990 / WR101-052
Estimated Shipping Weight: 8.85 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.