This part is a rotor, rear brake, for Buick, Oldsmobile, and Cadillac cars. It fits for 21 General Motors vehicles which were sold in the U.S. from 1974 to 2000. It's a genuine General Motors merchendise product with an OEM part number 18021768, and a corresponding ACDelco part number 177-778. Please keep in mind that this rotor is discontinued for Canada market since October 18, 2012.
This rotor has dimensions 2.40 in × 11.90 in × 11.60 in, it has a weight of 10.80 pounds, usually, it comes in a set of 1 item in retail packaging. Bulk packaging option for wholesale buyers is a pallet of 108 units (UPC-A: 60036666642454).
This rotor 100% fits for General Motors cars. It's made of top quality materials, it has passed not only all manufacturer's tests but also General Motors quality control and has to endure rough road conditions over a long time.
GM 18021768 Rotor Specifications
Diameter [mm]: 281
Brake Disc Type: Solid
Brake Disc Thickness [mm]: 11
GM 18021768 Rotor Aftermarket Replacements
A.B.S. 16360 Brake Disc
Manufacturer: A.B.S.
Replacement Part Number: 16360
Weight [kg]: 4,54
Height [mm]: 38,5
Minimum thickness [mm]: 9
Hub Diameter 1 [mm]: 70
Rim Hole Number: 5
~ $?
FREMAX BD-5599 Brake Disc
Manufacturer: FREMAX
Replacement Part Number: BD5599
Fitting Position: Rear Axle
Number of Holes: 5
Bolt Hole Circle Ø [mm]: 114,3
~ $?
KAWE 37894 Brake Disc
Manufacturer: KAWE
Replacement Part Number: 37894
Height [mm]: 38,5
Fitting Position: Rear Axle
Number of Holes: 5
Bolt Hole Circle Ø [mm]: 115
Centering Diameter [mm]: 70,7
~ $?
Spare Part Information
Technical Details
Brand
ACDelco
OEM number
18021768
ACDelco part number
177-778
Part group number
05.809
Part dimensions H×L×W
2.40 in × 11.90 in × 11.60 in
Part weight
10.80 pounds
First year of use
1974
Last year of use
2000
Product sub-line
C
Warehouse code
F
Usage code
123598
Additional Information
Warranty
Standard 12 months GM warranty on replacement parts.
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