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Ships within 48 hours · Estimated delivery Sep 3 - Sep 8
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Description
Wiseco Yamaha YFM250 Timberwolf 90-00 8.71 CR Piston KitThe Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high performance 4 strokes. Today, Wiseco's forged 4 stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4 stroke pistons are ready to deliver the power and reliability
The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you're looking for.
- Complete Package: Each piston includes a wrist pin, rings, and circlips, providing everything needed for installation
- Forged Material: Optimizes strength and service life, ensuring durability under high-stress conditions
- Performance-Enhancing Features: Varied across applications to maximize both durability and power
- Improved tensile strength of forged material optimizes strength and service life
- Designed and built for each specific 4-stroke powersports engine
- Dedicated forgings allow for optimized strength-to-weight ratio
- Includes high-quality piston rings, wrist pin(s), and circlips
- Engineered, forged, and machined in the USA in Mentor, OH
- 72.00 mm Bore, 8.7:1 CR
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1992-1998 | Yamaha | YFB250 Timberwolf 2x4 | Base |
| 1994-2000 | Yamaha | YFB250FW Timberwolf 4x4 | Base |
| 2000-2004 | Yamaha | YFM250 Bear Tracker | Base |
| 2007-2009 | Yamaha | YFM250 Big Bear | Base |
| 2005-2006 | Yamaha | YFM250 Bruin | Base |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.3 ★★★★★
Based on 14 reviews
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Product Reviews
★★★★★ 5
Good value
Color: Blue, Color: Blue
Actually really nice especially for the price
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Reviewed in the United States on November 9, 2025
★★★★★ 5
Compact 5-in-1 Trimmer for Everyday Grooming
Color: Light Black
This 5-in-1 electric trimmer is designed to simplify personal grooming by combining several functions into one small device. The interchangeable heads make it possible to switch between different tasks such as trimming the bikini line, underarms, legs, or smaller facial areas. Changing attachments is straightforward, and the design keeps the process quick without needing multiple separate tools.
The trimmer feels lightweight and easy to handle, which helps with maneuvering around different areas. During use, the blades glide smoothly and tend to feel gentle on the skin, making it suitable for routine grooming. The ergonomic shape also makes it comfortable to hold for longer sessions without feeling bulky.
Another practical feature is the rechargeable cordless design. After charging, the battery typically lasts through multiple grooming sessions, which reduces the need for frequent charging. Because the device is compact, it fits easily into a travel bag or gym pouch, making it convenient for trips or daily use outside the home.
Cleaning and maintenance are relatively simple as well. The detachable heads can be rinsed after use, and the waterproof capability allows the trimmer to be used in the shower if preferred. This makes it easier to keep the device hygienic without much effort.
For people looking for a single grooming tool that can handle multiple areas while remaining portable and easy to maintain, this trimmer offers a practical and straightforward option for everyday personal care.
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Reviewed in the United States on March 10, 2026
★★★★★ 5
Thoughtful design with multiple useful attachments
Color: Light Black
Trying this 5-in-1 trimmer for a few days made it clear that the interchangeable heads are the main highlight. Each attachment has a clear purpose, so switching between trimming areas is straightforward and doesn’t require figuring out complicated settings. The motor runs quietly and the trimming action feels consistent without snagging hair. The body of the device is lightweight and comfortable to hold, which helps when working around smaller areas that need more control. Another detail I liked is the rechargeable design, since it removes the need for disposable batteries and keeps the device ready whenever needed. After charging, it lasted through several grooming sessions before the battery indicator suggested another charge. The detachable heads rinse clean easily, which makes maintenance simple and keeps everything hygienic. It’s a compact grooming tool that manages to combine several functions in one device without feeling overly complicated.
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Reviewed in the United States on March 13, 2026
★★★★★ 3
Well that didn't last long
Color: Blue
Worked great at first, but only got it last November and it doesn't work now in April. I've cleaned it out totally and it still sounds awful. I don't know what's wrong. I mostly use this on my face every morning. It should have lasted longer.
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Reviewed in the United States on November 24, 2025
★★★★★ 5
Smooth, precise, and no leftover hair exactly what I needed
Color: Rose Gold
I bought this trimmer looking for something simple but effective, and it really exceeded my expectations. From the first pass, it cuts cleanly without leaving behind stray hairs or that rough feeling some trimmers cause.
I love how even the results look, especially on sensitive areas like the bikini line and underarms. It’s also very gentle on the skin — no irritation or redness, which is a big plus for me.
It’s also very versatile. I’ve used it on different parts of my body without any issues, and being waterproof makes it even more convenient for shower use and quick cleaning. It’s one of those products that actually makes your routine easier.
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Reviewed in the United States on May 13, 2026