Brakes› Master Cylinders-Boosters and Components

Dorman

NEW MASTER CYLINDER

$157.39

SKU: D00I M631029

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Dorman M631029 brake master cylinder is an OE direct replacement designed to restore proper brake hydraulics for your Honda HR-V. Engineered with precision, this aluminum master cylinder ensures consistent brake fluid pressure for safe and effective braking performance.

Constructed from durable aluminum, it offers corrosion resistance and long-term durability. The master cylinder features a bore diameter of 0.813 inches for accurate fluid displacement and includes two mounting holes for a secure installation. It provides two outlet ports for brake line connections, with a secondary outlet thread diameter of 12 mm (M12 x 1.0).

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandDorman
Part NumberD00I M631029

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.

View Full Return Policy