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🚗 Upgrade your brake game with confidence—because safety never goes out of style!
The Dorman W37785 Rear Drum Brake Wheel Cylinder is a precision-engineered, cast iron replacement part designed specifically for select Chevrolet and GMC vehicles. Featuring high-quality EPDM rubber seals and professionally surface-tested bores, it ensures optimal brake performance and leak-free operation. Compatible with a wide range of models from the 1970s through 2000, this part offers a cost-effective, reliable fix that meets or exceeds OEM standards.
| ASIN | B001PYV01S |
| Best Sellers Rank | #103,202 in Automotive ( See Top 100 in Automotive ) #28 in Automotive Replacement Wheel Cylinder Brake Parts |
| Brand | Dorman |
| Customer Reviews | 4.6 4.6 out of 5 stars (383) |
| Date First Available | October 10, 2007 |
| Exterior | Machined |
| Is Discontinued By Manufacturer | No |
| Item Weight | 1.6 ounces |
| Item model number | W37785 |
| Manufacturer | Dorman Products |
| Manufacturer Part Number | W37785 |
| Model | W37785 |
| OEM Part Number | 116224; 134.66018; 135.66018; 172-1514; 18E1234; 18E296; 2037785; 33961; 784-44018; 84-44018; F116224; W-86018; W906625; WC116224; WC13961; WC370189; WC37785; 18013956; 18018788; 18060167; 19213347 |
| Position | Rear |
| Product Dimensions | 4.1 x 3.1 x 2.5 inches |
W**A
Seems to work well
Good price seems to work as it should
B**R
Solved my leaking rear brake issue.
Fast shipment. Good packaging. Quality part
T**N
Works great
Exact fit for my Silverado and cheaper than the big stores.
D**A
Good product good price
Needed for my 1979 chevy Scottsdale. Does exactly what you'd expect it to do, pretty much identical to the ones removed. Would recommend
J**N
Good value
Works good
M**N
1988 c1500
Put on a 1988 chevy 1500. Works like it should.
T**Y
Good price
Fit as it should
G**L
good
work well
D**S
Works great
Trustpilot
2 weeks ago
1 week ago