It takes a 3/8" allen wrench to r & r that caliper bolt.
3/8" Allen
size of bolt on break calliber on Chevy trailblazer
For the wheel... The bolt pattern for a 2001 Blazer is 5 x 4.75" (US standard). This is for the 4WD model, the 2WD may differ.
Assuming this is a 4+4 vehicle, the caliper bolts on to the caliper bracket. The caliper bracket bolts on to the steering knuckle.
chevy blazer fan bolts are a 13 mm bolt. There will be 4 of them
YES they are the same.
The bolt pattern for a 2001 GMC Jimmy is 5 by 4.75 inches. The bolt patter is the same for a full size Blazer and the S10 Blazer.
Chevy s10 blazer lug pattern is 5x4.75 with 6" back spacing
The bolt pattern on a 1969-1991 K-5 Blazer is 6 on 5.5" (139.7mm).
its a m10 1.50.
usually
5 X 4.75"