tirewheelguide

1966 Chevrolet Corvette tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 5x120.65 on every 1966 trim.

Tires for the 1966 Chevrolet Corvette

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

  1. 7.75xR15 standard on 4 trims
    Check price on Amazon · 7.75xR15
  2. 195/75R15 Best-rated optional on 4 trims
    Check price on Amazon · 195/75R15
  3. 205/75R15 Best-rated optional on 4 trims
    Check price on Amazon · 205/75R15

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Trims sold in 1966
4
Generation
C2

4 trims sold in 1966

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 Corvette C2

1963–1967 4 trims
Corvette 5.3 327cid +2 variants 300 hp · 5.3L V8 7.75x D15 5 fitments

Same tires and wheels on: 7.0 427cid

Generation
C2 · 1963–1967
Power
300 hp
Engine
5.3L V8, Petrol
Center bore
70.3 mm
Bolt pattern
5x120.65
Thread
7/16" - 20 UNF
Check price on Amazon · 7.75xR15 Wheels 15x5.5 ET11.2 · 5x120.65 · 70.3 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
7.75x D15Rim 15x5.5 ET11.2 5x120.6524 psi
7.75x D15Rim 15x6 ET15.5 5x120.6524 psi
7.75x D15Rim 15x6 ET15.5 5x120.6524 psi
195/75R15Rim 15x5.5 ET10 5x120.6526 psi
205/75R15Rim 15x6 ET10 5x120.6526 psi
Corvette 7.0 427cid 425 hp · 7.0L V8 7.75x D15 5 fitments
Generation
C2 · 1963–1967
Power
425 hp
Engine
7.0L V8, Petrol
Center bore
70.3 mm
Bolt pattern
5x120.65
Thread
1/2" - 20 UNF
Check price on Amazon · 7.75xR15 Wheels 15x5.5 ET11.2 · 5x120.65 · 70.3 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
7.75x D15Rim 15x5.5 ET11.2 5x120.6524 psi
7.75x D15Rim 15x6 ET15.5 5x120.6524 psi
7.75x D15Rim 15x6 ET15.5 5x120.6524 psi
195/75R15Rim 15x5.5 ET10 5x120.6526 psi
205/75R15Rim 15x6 ET10 5x120.6526 psi
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 1966
4
Generation
C2
Other years
All years (1953–2026)

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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