99-08 TRX400EX Piston Kit - Standard - Honda - 11:1 Compression Ratio - Wiseco (1999-2008)
- Ships next business day
- 30-day hassle-free returns
- Call us: 541-668-7503
- Secure checkout — Pay in 4 available
Features
- Designed and built for 4 stroke engine models
- Kit includes piston, piston rings, wrist pin(s) and circlips
- Made in the USA
Fitments
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POSITION | NOTES |
|---|---|---|---|---|
| 2009, 2012-2014 | Honda | TRX400X | - | - |
| 2006-2008 | Honda | TRX400EX | - | - |
| 2001-2005 | Honda | TRX400EX Sportrax | - | - |
| 1999-2000 | Honda | TRX400EX FourTrax | - | - |
| 1996-2004 | Honda | XR400R |
Specs
| PRODUCT NAME | PISTON KIT |
| MODEL | FORGED SERIES |
| PISTON MATERIAL | FORGED 2618 ALUMINUM |
| SKIRT COATING | NON-COATED |
| BORE SIZE | 85.00 MM |
| BORE - OVERSIZE | STANDARD / STANDARD |
| PISTON DIAMETER | 84.95 MM |
| COMPRESSION RATIO | 11.0:1 |
| DISPLACEMENT | 397 CC |
| ENGINE TYPE | 4-STROKE |
| STROKE LENGTH | 70.00 MM |
| UNITS | KIT |
| RIDING STYLE | ATV / OFF-ROAD |
📦 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.
