Brakes› Master Cylinders-Boosters and Components
Dorman
BRAKE MASTER CYLINDER
SKU: D00I M631040
Easy — 1–2 hours
Description
This master cylinder includes a removable reservoir and cap for easy maintenance. It is equipped with a sensor for accurate brake system monitoring and has two outlets with a 10 mm (M10 x 1.0) thread size for proper brake line connections. The bore diameter is 0.875 inches, suitable for the hydraulic requirements of the Chevrolet S10.
Fitment
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Specifications
| Brand | Dorman |
| Part Number | D00I M631040 |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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