KTM Husqvarna GasGas 125 Top End Rebuild Kit 54mm Wiseco Piston Cylinder BPRATV!
KTM Husqvarna GasGas 125 Top End Rebuild Kit 54mm Wiseco Piston Cylinder BPRATV!
KTM Husqvarna GasGas 125 top end rebuild kit with 54mm Wiseco piston, Nikasil cylinder, and Cometic gaskets. Direct bolt-on race-ready performance.
BPRATV 54mm Top End Rebuild Kit Wiseco Piston KTM Husqvarna GasGas 125
📖 Product Description
The BPRATV 54mm Stock Top End Cylinder Kit is a complete, race-ready rebuild solution engineered for KTM, Husqvarna, and GasGas 125cc two-stroke motorcycles. Designed to restore factory compression and throttle response, this kit combines a precision Nikasil-plated cylinder, a Wiseco forged piston, and a premium Cometic gasket set for dependable performance under aggressive riding conditions.
🔥 Key Features & Benefits
Built to OEM specifications and thoroughly tested, this top end kit delivers consistent power, durability, and confidence whether you're racing or rebuilding for peak trail performance.
- BPRATV 54mm stock bore Nikasil plated cylinder manufactured to OEM specifications
- Wiseco forged piston kit (Part #786M05400) for increased strength and reduced weight
- Complete piston assembly including rings, wrist pin, and circlips
- New heavy-duty piston wrist pin bearing included
- Cometic top end gasket kit with all required base gaskets and head O-rings
✅ Compatibility
Precision-fit, direct bolt-on replacement for the following 125cc two-stroke models:
- KTM 125 SX (2016–2022)
- KTM 125 XC (2021–2022)
- GasGas MC 125 (2021–2023)
- Husqvarna TC 125 (2016–2022)
- KTM / Husqvarna / GasGas 125cc two-stroke platforms using 54mm bore
❓ Frequently Asked Questions (FAQ)
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Q: Does this top end kit require any machining?
A: No. This is a direct bolt-on kit designed to OEM specifications with no machining required.
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Q: Is the piston included fully assembled?
A: Yes. The Wiseco piston includes rings, wrist pin, circlips, and a new wrist pin bearing.
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Q: Is this suitable for racing use?
A: Absolutely. This kit is engineered for aggressive riding and closed-course competition.
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Q: Are all gaskets needed for installation included?
A: Yes. The included Cometic gasket kit contains all required base gaskets and head O-rings.
🌟 Why Buy from BPRATV? Trusted Performance Experts 🌟
At BPRATV, our promise is unwavering: The Best Parts. The Best Performance. The Best Price. Every component we sell is carefully selected and tested to meet the demands of serious riders and racers. Trust BPRATV to keep your 125cc two-stroke running at its best, every single time.
Upgrade your top end today and get back on the track with confidence.
BPRATV - The Best Parts. The Best Performance. The Best Price.
BRAPPPPPPPPPP!
© BPRATV LLC 1-year limited warranty from the manufacturer for material or workmanship defects.*
Due to the nature of high performance and racing applications, BPRATV LLC components are sold without express warranty or any implied warranty of merchantability or fitness for a specific purpose. BPRATV LLC shall not, under any circumstances, be liable for any specific, incidental or consequential damages, including, but not limited to, damage, or loss of property or equipment, loss of profits or revenue(s), cost of purchased or replacement goods, or claims of customers of the purpose, which may arise and/or shall result from sale, installation or use of these parts. Installation of these parts may void vehicle manufacturers warranty coverage and/or may cause the vehicle to be illegal in some locations.
This product is exempt from the emission standards and related requirements of 40 C.F.R. § 1051 as provided by 40 C.F.R. § 1051.620, and California law. This product is sold only for closed course competition use.
PROFESSIONAL INSTALLATION REQUIRED
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NOTICE REGARDING PHOTOS: Product photos used in our listings are for example only to show the high quality of our components. You will receive the correct quantity, size, and fitment of bearings, titanium fasteners, nuts, and bolts for the specific kit listed.
BEARING NOTICE: In some cases, you may receive SEALED bearings. If your application requires an OPEN bearing, the seals can easily be removed.
EMISSIONS & RACE USE ONLY: This product is exempt from emission standards and requirements of 40 C.F.R. § 1051 as provided by 40 C.F.R. § 1051.620, and California law [e.g., vehicle code §§ 27156 and 38391]. Sold ONLY for use with EPA-certified, purpose-built, nonroad vehicles used solely for closed course, nonroad competition/racing. Installation may void vehicle manufacturers' warranty and/or may be illegal in some locations.
WARRANTY & LIABILITY: © BPRATV LLC 1-year limited warranty from manufacturer for material/workmanship defects.* Due to the nature of high performance and racing, components are sold without express/implied warranty of merchantability or fitness for a specific purpose. BPRATV LLC shall not be liable for specific, incidental, or consequential damages (loss of property, equipment, profits, or revenue) resulting from sale, installation, or use of these parts. This product is NOT DIY; we strongly recommend work be done by a qualified, experienced mechanic.
RETURNS: Returns accepted within 30 days for items 100% complete, brand new, and in original packaging. Items installed or prepped (lubricated/sealed) are ineligible. For warranty consideration, parts MUST be sent back for physical inspection. No exceptions. We do not warranty based on photos, emails, or third-party assessments.
SPECIALTY WARRANTIES: Cub Cylinders: Lifetime warranty for original owner via BPRATV/Millennium Technologies inspection; covers cylinder only. Titanium Fasteners: Failure during use results in replacement only. Neither warranty covers improper tuning, installation, maintenance, or misuse.
INTERCHANGEABLE PARTS: We may substitute parts of equal quality from different manufacturers to prevent backorder delays. Prices and listings subject to change without notice.
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