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Chevrolet
Cavalier
Brakes
Caliper
Caliper bolts head size?
1988 CHEVROLET CAVALIER
173,000 MILES • 2.0L • 4 CYL • 2WD • MANUAL
TJMOWBRAY
MEMBER
85 POSTS
Need to know caliper bolt head size I know it's either t45 or t50
Apr 16, 2026 at 4:42 AM
STRAILER
✓
Experienced Mechanic
55,542 POSTS
Hello,
It’s probably neither T45 nor T50. If I remember correctly it is an 3/8 Allen bolt head.
Let us know if you need anything else. Ken
Apr 17, 2026 at 12:58 AM
KRAKENAUTO
✓
Experienced Mechanic
107 POSTS
Actually, that year it was a 7mm Allen bolt. If the bolt head is rounded or stripped, a 3/8-inch hex socket may work as well.
Apr 17, 2026 at 3:40 AM
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