Pro-X 01.2321.A Piston Kit for 1999-16 Yamaha YZ250 - 66.35mm
Pro-X Racing Parts Piston Kit
Part Number: 01.2321.A
- ProX pistons are precision machined on the latest, state of the art CNC equipment.
- The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers.
- ProX Piston Kits are a first class solution to replace the original piston in your Motorcycle, Scooter, Moped, ATV, Personal Watercraft, etc.
Our OEM style Tin coated pistons assist the wear in process when you just started the bike. We have developed a new skirt coating that not only assists the wear in process, but also helps reducing friction after the wear in. The black coating is made from a delicate mix of materials and will increase performance.The latest cylinders are plated by a Nicasil plating.
2003-12 Suzuki RM250
1999-16 Yamaha YZ250
2016 Yamaha YZ250X
Tire Diameter Speed Rating Load Rating Wall Construction Tire Tube Type Rim Size Product Line Pro-X Racing Piston Kit Part Number 01.2321.A Fitment Type Unit Sale Qty Kit Style Material Color Size Finish Position Functional Length Cable Sleeve Length Cable Sleeve Travel Driver Seat Length Passenger Seat Length Driver Seat Width Passenger Seat Width Piston/Cylinder Size Piston Size Added Cylinder Stroke Volume Final Engine Displacement Exhaust Configuration Muffler Size Muffler End/Tip Style Windshield Height Windshield Width Handlebar Diameter Ca ARB Compliance Non CARB Complaint CARB Compliant Product Disclaimer
(1) Rings for single piston
(1) Wrist Pin
Items will be shipped within 1 business day from the date of purchase to the address provided. Orders submitted before 3PM EST will often ship the same day. We will use an appropriate shipping service and/or carrier based on the shipping service selected at checkout and can not be changed/upgraded/modified in any way once the order is submitted.Shipping Address Restriction
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All orders must be paid in full before an order can be shipped. Cost of any additional shipping service upgrades are due at the time of checkout and can not be added once the order is complete. Certain destinations are subject to sales tax which is calculated and applied to the order total before checkout and order submission.Part Compatibility Policy
Application specific parts will have part compatibility indicated in the "Fits" or "Fitment" section of the product description and will be provided for all application specific products. These fitment indications are sourced from the product manufacturer and may be subject to change. Please be careful in reading any/all fitment indications for exact Year-Make-Model-Sub Model indications to make sure the part ordered will fit your exact application/s. If you are uncertain about a part compatibility and will to clarify before purchase, please feel free to message us at anytime and an experienced support staff member will assist you in verifying fitment to his/her best ability.Image Policy
Product specific images displayed on listings will be provided IF available, and when not available, a generic (non-specific) image will be provided that represents the general product type listed. Listing images should not be used as the exclusive basis for making your purchase decision and it is the customer responsibility to review the product description and all fitment indications before adding the item to cart.Return Policy
At SVS Powersports we understand that a product does not always look, fit or function as expected. If such a situation arrises, we do accept returns of all Unopened, Unused items with original packaging within 30 days of purchase/delivery. If your item is damaged, defective or completely different from the item ordered, please DO NOT submit a return request, please contact our knowledgable support staff with a clear description of the issue and someone will get back to you in a prompt time frame.
At SVS Powersports we are proud to offer unparalleled level of customer support and if any question or issue should arise, do not hesitate to contact us at any time. We have a very experienced and knowledgable support staff that can assist you with virtually any inquiry. Support staff is available 6 Days a week (Monday Thru Saturday) 10AM to 6PM EST by calling 1-800-787-5817 OR via email at firstname.lastname@example.org with most inquiries responded to within less than an hour during our staff support hours. If you contact us outside these hours, we may still get back you right away, but a response may be delayed until the next business day.
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