tirewheelguide

1975 Chevrolet C10 tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 5x127 on every 1975 trim.

Tires for the 1975 Chevrolet C10

Sizes most trims come with first. Open your trim below for its exact size.

  1. 205/75R15 Best-rated standard on 4 trims
    Check price on Amazon · 205/75R15
  2. 215/75R15 Best-rated optional on 4 trims
    Check price on Amazon · 215/75R15
  3. 225/75R15 Best-rated optional on 4 trims
    Check price on Amazon · 225/75R15

Also listed: 6.50xR16

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Trims sold in 1975
4
Generation
III

4 trims sold in 1975

Open a trim for its tire and rim sizes, bolt pattern and tire pressure. Trims with the same tires and wheels share a row.

Chevrolet C10 III

1973–1980 4 trims
C10 250cid +1 variant 110 hp · 4.1L LD4 I6 205/75R15 4 fitments

Same tires and wheels on: 350cid

Generation
III · 1973–1980
Power
110 hp
Engine
4.1L LD4 I6, Petrol
Center bore
78.1 mm
Bolt pattern
5x127
Thread
1/2" - 20 UNF
Check price on Amazon · 205/75R15 Wheels 15x6 · 5x127 · 78.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
205/75R15Rim 15x6 5x127–
215/75R15Rim 15x6 5x127–
225/75R15Rim 15x6 5x127–
6.50x R16Rim 16x5 5x127–
C10 350cid +1 variant 145 hp · 5.7L LS9 V8 205/75R15 4 fitments

Same tires and wheels on: 454cid

Generation
III · 1973–1980
Power
145 hp
Engine
5.7L LS9 V8, Petrol
Center bore
78.1 mm
Bolt pattern
5x127
Thread
1/2" - 20 UNF
Check price on Amazon · 205/75R15 Wheels 15x6 6J · 5x127 · 78.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
205/75R15Rim 15x6 6J 5x127–
215/75R15Rim 15x6 6J 5x127–
225/75R15Rim 15x6 6J 5x127–
6.50x R16Rim 16x5 5J 5x127–
What these columns mean
Rim size
Rim diameter × width in inches, and the factory offset (ET) in millimetres, e.g. 18x7.5 ET25.
Bolt pattern (PCD)
Number of studs and the diameter of the circle they sit on. It must match exactly.
Center bore
Diameter of the hub hole. Larger aftermarket bores need hub-centric rings.
Pressure
Recommended cold inflation pressure for that axle, in psi.
Thread size
Lug bolt or nut thread — needed when buying aftermarket fasteners.
Trims sold in 1975
4
Generation
III
Other years
All years (1967–1987)

Considering a different size?

Compare your current tire size with the one you want: diameter change, ground clearance and speedometer error.

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