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Z31 Wheel Specifications

The Z31 was offered with many different size and designed wheels through out the years. Here I will try to show the differences

Basic Wheel Information

Wheel Fitment Lug Pattern Wheel Offset Wheel Identification

Stock Wheel Specifications

Spec Value
4 Lug Bolt Pattern 4x4.5" (4x114.3mm)
5 Lug Bolt Pattern 5x4.5" (5x114.3mm)
Stud Size M12 x 1.25
Center Bore 66.1mm

Stock Tire Size

Wheel Size Factory Tire Size
15x6.5 215/60R15
16x7.0 225/50R16

How to read your tire size

Tire Size Diagram

Wheel Chart

The 300zx from 1984-1989 came with 12 different wheel configurations. The following chart details what models got what wheels.

Year & Model Part Number Wheel Specifications Lug Nut Type Offset Image
1984 Non Turbo 40300-04P25 6.5x15" 4 lug Shank style 12mmx1.25 +30mm 1984 Non Turbo Wheel
1984 Turbo 40300-04P27 6.5x15" 5 lug Shank style 12mmx1.25 +30mm 1984 Turbo Wheel
1984 50th AE Turbo 40300-05P25 7.0x16" Acorn 12mmx1.25 +20mm 1984 50th AE Turbo Wheel
1985 Non Turbo 40300-04P25 6.5x15" 4 lug Shank style 12mmx1.25 +30mm 1985 Non Turbo Wheel
1985 Turbo 40300-04P27 6.5x15" 5 lug Shank style 12mmx1.25 +30mm 1985 Turbo Wheel
1986 Non Turbo 40300-19P25 6.5x15" Acorn 12mmx1.25 +10mm 1986 Non Turbo Wheel
1986 Turbo 40300-19P27 7.0x16" Acorn 12mmx1.25 +20mm 1986 Turbo Wheel
1987 Non Turbo 40300-21P85 6.5x15" Acorn 12mmx1.25 +20mm 1987 Non Turbo Wheel
1987 Turbo 40300-21P26 7.0x16" Acorn 12mmx1.25 +30mm 1987 Turbo Wheel
1988 Non Turbo 40300-21P27 6.5x15" Acorn 12mmx1.25 +20mm 1988 Non Turbo Wheel
1988 Turbo 40300-21P87 7.0x16" Acorn 12mmx1.25 +30mm 1988 Turbo Wheel
1988 Turbo SS 40300-26P25 7.0x16" Acorn 12mmx1.25 +30mm 1988 Turbo SS Wheel
1989 Non Turbo 40300-21P27 6.5x15" Acorn 12mmx1.25 +20mm 1989 Non Turbo Wheel
1989 Turbo 40300-21P87 7.0x16" Acorn 12mmx1.25 +30mm 1989 Turbo Wheel
1984-1985 Turbo Euro Spec 40300-07P00 7.0x16" Shank style 12mmx1.25 +30mm 1984-85 Turbo Euro Spec Wheel
1984-1989 SF Steel 40300-01P00 5.5x14" Acorn 12mmx1.25 +30mm N/A
1987-1989 Winter Steel 40300-21P10 6x15" Acorn 12mmx1.25 +30mm N/A
1984-1989 Steel Wheel Cover 40315-01P00 Wheel Cover Only N/A Steel Wheel Cover

Sources Used