PISTON KIT 16-18 YZF250 77.00, PROX 01.2417.B 1SM-11631-10-00, 13.5:1 (76.96mm)
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ProX Piston Kit 13.5:1 (76.96mm) PROX 01.2417.B. This kit includes piston rings, wrist pin, and circlips. ProX pistons are precision machined using a low-expansion, low-friction piston alloy. They feature an OEM-style tin coating to assist with the break-in process. Replacement ring set: 02.2417.
- SKU
- 56-W4966.B.PX
- Brand
- Pro-X Racing
- Availability
- In Stock (1)
Fitments (15)
| Make | Model | Year |
|---|---|---|
| YAMAHA | WR 250F | 2018 |
| YAMAHA | WR 250F | 2019 |
| YAMAHA | WRF 250 | 2018 |
| YAMAHA | WRF 250 | 2019 |
| YAMAHA | YZ 250F | 2016 |
| YAMAHA | YZ 250F | 2017 |
| YAMAHA | YZ 250F | 2018 |
| YAMAHA | YZ 250FX | 2017 |
| YAMAHA | YZ 250FX | 2018 |
| YAMAHA | YZ 250FX | 2019 |
| YAMAHA | YZF 250 | 2016 |
| YAMAHA | YZF 250 | 2017 |
| YAMAHA | YZF 250 | 2018 |
| YAMAHA | YZF X 250 | 2017 |
| YAMAHA | YZF X 250 | 2018 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 77mm
- Variant Id
- 280506
FULL DESCRIPTION
ProX Piston Kit 13.5:1 (76.96mm)
This ProX Piston Kit is engineered for high performance and durability, featuring a 13.5:1 compression ratio for enhanced power output. The piston itself measures 76.96mm, with the kit specifically designed for precision engine work.
ProX pistons are manufactured using the latest state-of-the-art CNC equipment, ensuring exceptional accuracy and consistency. The alloy used is a low-expansion, low-friction material, mirroring that used by major Japanese engine manufacturers.
For optimal performance and longevity, this piston kit includes all necessary components for installation:
- Piston Rings
- Wrist Pin
- Circlips
Additionally, the piston features an OEM-style tin coating. This coating aids in the break-in process, providing a smoother initial run for your machine.
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Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.
UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. Delivery details
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
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