+86-13735376777    tosenauto@gmail.com
Powerful engine for enhanced performance
MAKING POWER
MORE VALUABLE
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High-quality gearbox with fast delivery
GEARBOX
(MANUAL/AUTOMATIC SPARE PARTS)
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✔ High Quality Proudct   ✔ Low Price   ✔ Fast Delivery Speed
Professional automotive engine supplier
We are a professional supplier of automotive engines
Annual Sales Engine QTY≥15000pcs 
Annual Sales Gearbox QTY≥12000pcs
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CLASSIFICATION

Explore Our Range Of Automotive Spare Parts

COMPANY PROFILE

About TOSEN

Established in 2017, Shaoxing Tosen Auto Part Co., Ltd. is located in Zhejiang, China.
We engage in the Research and Development, after market service of Engine and spare parts, manual and automatic Gearbox and spare parts, and air conditioning compressor.
  Engine and its accessories
  Gearbox and its accessories
  Air conditioning compressor
  Differential
PRODUCTS

Popular Engines You Can Trust

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WHY CHOOSE US

We Do Hope To Cooperate  With You For A Better Development

Advanced gearbox technology and quality control
SOLUTIONS

Get A Quote Or Can Email Us At Our Services

Problems Faced

After installing and running the engine, the customer found that the engine had oil leakage, which not only affected the production efficiency, but also posed a safety hazard. The customer was very worried about this.

Our Solution

Quick response
 Remote guidance
  On-site service
  Troubleshooting
  Complete solution
  Preventive measures
CONTACT US

Get A Quote Or Can Email Us At Our Services

Contact Us
VISITING THE COMPANY

Digital Showroom

If you want to learn more about our manufacturing capabilities, you can click on the avatar in the scene, or accept my invitation!
OUR BLOGS

Read Latest News

transmission gearbox synchronizer gear ring for nissan_yyt.jpg

How To Choose Gearbox Parts For Transmission Repair

Learn to choose the right transmission rebuild kits and gearbox parts. Our guide covers kit tiers and sourcing strategies for long-term reliability.

Jun 11, 2026
Jun 11, 2026
Hd13209ad7a7847c6ab715b1ebaf6180f7.jpg

What Is A Synchronizer Ring In A Manual Transmission?

Learn about manual transmission synchronizer rings: mechanics, material science, lubrication risks, and diagnostic tips for reliable gearbox repairs.

Jun 18, 2026
Jun 18, 2026
transmission gearbox synchronizer gear ring for nissan_yyt.jpg

How To Choose Gearbox Parts For Transmission Repair

Learn to choose the right transmission rebuild kits and gearbox parts. Our guide covers kit tiers and sourcing strategies for long-term reliability.

Jun 11, 2026
Jun 11, 2026
Hd13209ad7a7847c6ab715b1ebaf6180f7.jpg

What Is A Synchronizer Ring In A Manual Transmission?

Learn about manual transmission synchronizer rings: mechanics, material science, lubrication risks, and diagnostic tips for reliable gearbox repairs.

Jun 18, 2026
Jun 18, 2026
Hot selling high quality Engine long block.jpg

Bare Engine Vs Complete Engine Assembly: What To Choose?

Compare bare engines vs. complete assemblies. Evaluate costs, labor, and reliability to choose the best engine replacement for your vehicle.

Jun 11, 2026
Jun 11, 2026
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How To Choose A Car Engine Assembly For Replacement

Deciding on a replacement engine? Compare short/long blocks, verify VINs, and calculate labor costs with our expert guide for a reliable swap.

Jun 15, 2026
Jun 15, 2026

QUICK LINKS

PRODUCTS

CONTACT US

 +86-13735376777
     +86-17888256901
  Doumen Street, Yuecheng District, Shaoxing City, Zhejiang Province, China.
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