PISTON KIT 18-19 CRF250R 78.98, PROX 01.1348.B
4.1 Trustpilot 99.9% positive on eBay
Delivery to United States 5–8 business days
Spread the cost with 
ProX Piston Kit B, 78.98mm bore. ProX pistons are precision machined on state-of-the-art CNC equipment using the same low-expansion, low-friction piston alloy utilized by major Japanese engine manufacturers. These kits are a first-class solution to replace original pistons in motorcycles, scooters, mopeds, ATVs, and personal watercraft. Many ProX pistons feature OEM-style tin coating to assist the wear-in process. A new skirt coating aids both wear-in and friction reduction after wear-in. The black coating is made from a delicate mix of materials to increase performance. PROX 01.1348.B.
- SKU
- 56-W8806.B.PX
- Brand
- Pro-X Racing
- Availability
- In Stock (1)
Fitments (3)
| Make | Model | Year |
|---|---|---|
| HONDA | CRF 250R | 2018 |
| HONDA | CRF 250R | 2019 |
| HONDA | CRF 250RX | 2019 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 78.98mm
- Variant Id
- 258160
FULL DESCRIPTION
ProX Piston Kit - 78.98mm Bore
Upgrade your engine with a ProX Piston Kit, engineered for exceptional performance and durability. These piston kits are precision machined using advanced CNC equipment, ensuring a perfect fit and optimal function. ProX utilizes the same high-quality, low-expansion, low-friction piston alloy trusted by major Japanese engine manufacturers.
This ProX Piston Kit is an excellent choice for replacing your original piston in a variety of powersports vehicles, including motorcycles, scooters, mopeds, ATVs, and personal watercraft.
Key Features:
- Precision CNC machined for superior accuracy.
- Utilizes a low-expansion, low-friction piston alloy, identical to that used by leading Japanese engine manufacturers.
- Designed as a first-class replacement for original pistons.
- Many ProX pistons feature advanced coatings for enhanced performance and longevity.
- OEM-style Tin coating aids in the initial break-in process.
- Developed skirt coating reduces friction after break-in.
- Black coating, a unique material blend, is designed to increase performance.
- Bore size: 78.98mm.
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).
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.
Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. 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
By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.
Any customs duties or import taxes charged in the United States are paid by you when the parcel arrives. Any tax we collect ourselves is shown at checkout before you pay.
More answers in our FAQ.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.