Wiseco WPC131 Bottom End Kit – Honda TRX400EX 1999–2004
Wiseco Bottom End Kit – Honda TRX400EX (1999–2004) – WPC131
🛠️ Description
Rebuild your Honda TRX400EX with confidence using the Wiseco WPC131 Bottom End Kit. This all-in-one package includes a premium crankshaft assembly, top-grade main bearings, and a complete bottom end gasket kit with every seal you need. Engineered for strength and reliability, this kit is designed to restore your 400EX to peak performance.
✅ What’s Included
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Wiseco crankshaft assembly
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Premium main bearings
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Complete bottom end gasket kit
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All required seals
📦 Fitment
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1999 Honda TRX400EX
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2000 Honda TRX400EX
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2001 Honda TRX400EX
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2002 Honda TRX400EX
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2003 Honda TRX400EX
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2004 Honda TRX400EX
🛡️ Warranty Info
Wiseco products are manufactured to meet or exceed OEM standards and are covered under Wiseco’s limited warranty against defects in materials and workmanship.
🔑 Key Features
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Precision-engineered Wiseco crankshaft for maximum durability
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Includes OEM-quality gaskets and seals for a leak-free rebuild
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One-box solution with all major components needed
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Trusted brand for high-performance engine components
📦 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.