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Prox Cast Dome Top Piston Kit 66.35 mm 01.2321.A-802
Piston Kit | SKU #01.2321.A-802 | MPN #01.2321.A
$123.35
- New Part

Contact us for a question. Phone: (304) 699-7572
Availability: IN STOCK
- NV4
- IN2
Specifications
Condition | New |
SKU# | 01.2321.A-802 |
MPN# | 01.2321.A |
Part | Piston Kit |
Placement on Vehicle | Rear |
Material | Aluminum |
Base Color | Black |
Surface Finish | Anodized |
Teeth / Tooth Count | 49 Teeth |
Chain Size | 428 |
Vehicle Compatibility
This part fits an additional 42 vehicles.Please use the search box above to find your vehicle.
Year | Make | Model | Submodel |
---|---|---|---|
Yamaha | YZ250 | YZ250 | |
Yamaha | YZ250 | YZ250 Team Yamaha |
Description
The ProX alloy rear sprockets are all manufactured from high grade 7075-T6 material. The total sprocket is precision cut on fully automated CNC machines using strict tolerances which guarantees perfect fit. The sprockets come with self-cleaning mug grooves. Unlike many other rear sprockets, the specially designed mud grooves are positioned outside the pressure area of chains and sprocket to significantly increase durability.
Additional Note
Manufactured from premium 7075-T6 alloy for optimal durabilityPrecision CNC machined for perfect fit and lightweight design for ultimate performanceOffering the perfect balance between strength, performance and longevitySpecial designed mud grooves increase lifetime of chain and sprocket. Mounting holes are all countersunk and cleaned for a perfect fit
Features
- Manufactured in Japan and designed to be OEM replacements
- Cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances
- Pistons supplied in a kit package that includes rings, wrist pins and circlips
Customer Review
We're currently collecting product reviews for this item. In the meantime, here are some company reviews from our past customers sharing their overall shopping experience.
4.8
574 Reviews
97%
of customers rate this
company 4 or 5 stars
company 4 or 5 stars
John miller
11/4/2023
Parts was what it showed. Back riding again with no fear or worries with my quick fix and got a used hose that is working great for my 98 Vulcan classic 800
Tyson Evans
10/29/2023
Yes
Marcus Deerwester
10/28/2023
Scott was a lot of help through Facebook.
Julia Tucker
10/27/2023
Great job
JAMES PRINCE
10/24/2023
QUICK EXCELLANT SERVICE
Joseph Chrisp
10/21/2023
we will find out after delivery
Jennifer Kingston
10/19/2023
Thank you
Luis
10/18/2023
I dont know how the product will be yet
JARROD KASSIAN
10/16/2023
Fast and easy from previous order
Tony DeHaven
10/16/2023
Easy to find with search and good prices.
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