Z31 Wheel Specifications
Basic Wheel Information:
Stock Wheel Specifications
- 4 Lug bolt pattern: 4x4.5(4x114.3)
- 5 Lug bolt pattern: 5x4.5(5x114.3)
- Studs are m12x1.25
- Centerbore is 66.1mm
How to read your tire size
Wheel Chart:
The 300zx from 1984-1989 came with 12 different wheel configurations. The following chart details what models got what wheels.
| Year and Model | Part Number | Wheel Specifications | Lug Nut Type | Back space offset | Image |
1984 Non Turbo |
40300-04P25 |
6.5x15" 4 lug |
Shank style 12mmx1.25 | +30mm |  |
1984 Turbo |
40300-04P27 |
6.5x15" 5 lug |
Shank style 12mmx1.25 | +30mm |  |
1984 50th AE Turbo |
40300-05P25 | 7.0x16" |
Acorn 12mmx1.25 | +20mm |  |
1985 Non Turbo |
40300-04P25 | 6.5x15" 4 lug | Shank style 12mmx1.25 | +30mm | |
1985 Turbo |
40300-04P27 | 6.5x15" 5 lug | Shank style 12mmx1.25 | +30mm | |
1986 Non Turbo |
40300-19P25 | 6.5x15" | Acorn 12mmx1.25 | +10mm |  |
1986 Turbo |
40300-19P27 | 7.0X16" | Acorn 12mmx1.25 | +20mm |  |
1987 Non Turbo |
40300-21P85 | 6.5X15" | Acorn 12mmx1.25 | +20mm |  |
1987 Turbo |
40300-21P26 | 7.0X16" | Acorn 12mmx1.25 | +30mm |  |
1988 Non Turbo |
40300-21P27 | 6.5X15" | Acorn 12mmx1.25 | +20mm | |
1988 Turbo |
40300-21P87 | 7.0X16" | Acorn 12mmx1.25 | +30mm |  |
1988 Turbo SS |
40300-26P25 | 7.0X16" | Acorn 12mmx1.25 | +30mm |  |
1989 Non Turbo |
40300-21P27 | 6.5X15" | Acorn 12mmx1.25 | +20mm | |
1989 Turbo |
40300-21P87 | 7.0X16" | Acorn 12mmx1.25 | +30mm | |
1984-1985 Turbo Euro Spec |
40300-07P00 | 7.0x16" | Shank style 12mmx1.25 | +30mm |  |
1984-1989 SF Steel |
40300-01P00 | 5.5X14" | Acorn 12mmx1.25 | +30mm | N/A |
1987-1989 Winter Steel |
40300-21P10 | 6X15" 30mm offset |
Acorn 12mmx1.25 | +30mm | N/A |
1984-1989 Steel Wheel Cover |
40315-01P00 | Wheel Cover Only |
N/A |  |