Transmission valve body for JAC DTF630 gearbox.
OEM: 1723216DT000B
Fitment: Refine S5 / S7 / M5 / M7 / Jiayue A5.
Direct replacement hydraulic control unit.
Ensures smooth shifting and transmission stability.
Restore smooth and precise shifting with the
COWIN OEM‑Standard Transmission Valve Body.
Designed for JAC vehicles equipped with DTF630 dual‑clutch gearboxes, this high‑precision hydraulic control unit regulates oil flow and pressure to ensure stable gear changes and transmission longevity.
| Brand | Model | Generation / Variant | Year | Gearbox |
|---|---|---|---|---|
| JAC | Refine S5 | First Generation | 2013–2015 | DTF630 |
| JAC | Refine S5 | Second Generation | 2015– | DTF630 |
| JAC | Refine S7 | First Generation | 2017– | DTF630 |
| JAC | Refine M5 | First Generation | 2012–2013 | DTF630 |
| JAC | Refine M5 | Second Generation | 2016–2018 | DTF630 |
| JAC | Refine M5 | iMPV Base | 2011–2015 | DTF630 |
| JAC | Refine M6 | First Generation | 2017– | DTF630 |
| JAC | Refine M4 | – | 2016– | DTF630 |
| JAC | Jiayue A5 | – | 2019– | DTF630 |
Professional installation is strongly recommended.
Transmission work requires specialized tools and clean working environment.
Always replace transmission fluid after valve body replacement.
Clear fault codes using diagnostic scanner after installation.
COWIN (Gaoyun) specializes in transmission, steering, brake, and filtration components.
Every valve body is hydraulically and electronically tested before delivery.
Custom product FAQs
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You can add your logo to our product, and all these can be customized according to your needs.
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Products in stock can be delivered within 7 days, while the lead time for mass production is 30-60 days after receiving the deposit.
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If our delivery lead time cannot meet your deadline, please communicate your specific requirements with your sales representative.
In all cases, we will make every effort to meet your needs, and we can do so in most instances.
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We have professional service team,we will keep update information about production/packing/shipping/delivery when you place an order.
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