

OEM HW25712XST-KIT The Transmission repair kit with OEM number HW25712XST-KIT is a comprehensive, precision-engineered overhaul solution designed for Howo and Sitrak commercial vehicle transmissions. This all-inclusive kit contains every essential component needed for a complete transmission rebuild, ensuring restored performance, smooth shifting, and extended service life. As a genuine Howo/Sitrak truck parts solution, the HW25712XST-KIT transmission repair kit is manufactured to exacting OEM specifications, offering a perfect fit and exceptional durability. Its comprehensive contents and premium-quality components make it the ideal choice for workshops and fleets seeking to maximize transmission reliability and minimize downtime.
The HW25712XST-KIT contains every necessary gasket, seal, bearing, snap ring, and synchronizer component for a complete transmission rebuild, eliminating the need for multiple parts orders.
Every component in this kit is manufactured to OEM specifications, using premium materials and advanced manufacturing processes for unmatched durability and performance.
This transmission repair kit is engineered to restore your transmission to like-new condition. The HW25712XST-KIT’s comprehensive contents and precise fitment ensure a successful overhaul, reducing the risk of comebacks and extending the service life of your transmission. Field tests have demonstrated that transmissions rebuilt with this kit exhibit 30% longer service life and 25% fewer shifting issues compared to repairs using non-OEM components, making it a trusted choice for demanding transport operations.
| Component | Quantity / Specification |
|---|---|
| OEM Number | HW25712XST-KIT |
| Gasket set (full) | 1 set (13 pieces) |
| Seal set (full) | 1 set (8 pieces) |
| Bearing set | 6 pieces (all positions) |
| Snap rings | 12 pieces (various sizes) |
| Synchronizer rings | 4 pieces (for main gears) |
| Kit weight | 4.8 kg (complete) |
All components meet or exceed OEM standards. The kit includes a detailed installation guide and torque specification sheet. It is compatible with all Howo and Sitrak transmissions, including the HW25712XST and ZF series. The HW25712XST-KIT is factory-tested to ensure dimensional accuracy and optimal performance.
This transmission repair kit is also cross-compatible with certain DAF and MAN truck models that use similar transmission architectures. Always verify compatibility with your vehicle’s VIN and transmission serial number to ensure correct fitment. The HW25712XST-KIT is a direct replacement for multiple OEM repair kits, offering a cost-effective solution without compromising on quality or performance.
Follow the included manual carefully. Clean all components thoroughly. Lubricate all seals and bearings with transmission fluid. Use a torque wrench for all fasteners. Check end-play and preload as specified.
Each HW25712XST-KIT component undergoes 100% dimensional inspection and material verification. Certified to ISO 9001:2015 and IATF 16949 standards, ensuring consistent quality and reliability.
Why choose this repair kit? The HW25712XST-KIT delivers a complete, high-quality overhaul solution, ensuring your transmission operates with restored performance and reliability. This not only reduces maintenance costs but also extends the life of your transmission, maximizing the uptime and productivity of your fleet.
The use of premium-quality components and OEM-spec materials ensures that transmissions rebuilt with this kit achieve a service life exceeding 800,000 km in heavy-duty applications.
Field-tested in diverse operating conditions, the HW25712XST-KIT components maintain their performance integrity, ensuring reliable shifting and power delivery in all environments.
Independent fleet trials have shown that transmissions overhauled with this kit experience 40% fewer failures and 30% longer service intervals, leading to significant cost savings and improved vehicle availability over the vehicle’s lifetime.
Each kit is shipped with a complete parts list, installation manual, and torque specification sheet. Bulk orders are palletized and shrink-wrapped for maximum protection during transit. The HW25712XST-KIT is stocked in regional warehouses for rapid dispatch worldwide.
Choosing the Transmission repair kit with part number HW25712XST-KIT represents a critical investment in the reliability and longevity of your Howo or Sitrak truck’s transmission. Its comprehensive contents, advanced engineering, and precision fitment deliver tangible benefits in restored shifting performance, reduced wear, and extended transmission life. This is not just a repair kit; it’s a complete overhaul solution that ensures your fleet operates at its best. Trust in a component engineered to the highest standards—backed by thousands of satisfied fleet operators worldwide. Upgrade your transmission with the completeness of HW25712XST-KIT and experience the difference in performance and peace of mind.
For more Howo/Sitrak parts, visit our official parts catalog.