Mazda RX-7 III (FD) Wheel Lug Pattern, Offset & Rim Sizes Reference
The Mazda RX-7 III (FD) uses a standardized wheel lug pattern essential for correct wheel fitment. The vehicle's wheel lug pattern is 5×114.3 mm, meaning it has five lug nuts evenly spaced on a 114.3 mm pitch circle diameter. This ensures compatibility with a wide range of aftermarket and OEM wheels designed for this specification.\n\nOffset (ET) values for the RX-7 III (FD) typically range between ET40 and ET50, which affects the wheel's positioning relative to the suspension. Selecting the correct offset is crucial to maintain proper handling and clearance with brake components and fenders. The center bore is 60.1 mm, matching the wheel hub to reduce vibrations and ensure a secure mounting.\n\nStock rim sizes vary depending on the model year, typically starting at 16 inches in diameter with widths around 7 inches, increasing to 17 inches on sportier trims or later years. When upgrading or replacing wheels, it’s important to cross-reference rim width, diameter, bolt pattern, offset, and center bore to preserve vehicle safety and performance.\n\nThis reference is sorted by production year to help find exact Mazda wheel lug pattern, offset, and rim size data for the RX-7 III (FD), ensuring accurate fitment and optimal driving dynamics.
| Make / model / trim | Year | Tire | Rim width (in) | Rim diam. (in) | Bolt pattern | Offset ET | Bore DIA | Mounting |
|---|---|---|---|---|---|---|---|---|
| Mazda RX-7 III (FD) Wankel Twin Turbo | 2002 | 205/55R16 | 6.5 | 16 | 5×114.3 | 40 | 60.1 | M12*1.5 |
| Mazda RX-7 III (FD) Wankel Twin Turbo | 2001 | 205/55R16 | 6.5 | 16 | 5×114.3 | 40 | 60.1 | M12*1.5 |
| Mazda RX-7 III (FD) Wankel Twin Turbo | 2000 | 205/55R16 | 6.5 | 16 | 5×114.3 | 40 | 60.1 | M12*1.5 |
| Mazda RX-7 III (FD) Wankel Twin Turbo | 1999 | 205/55R16 | 6.5 | 16 | 5×114.3 | 40 | 60.1 | M12*1.5 |
| Mazda RX-7 III (FD) Wankel Twin Turbo | 1998 | 205/55R16 | 6.5 | 16 | 5×114.3 | 40 | 60.1 | M12*1.5 |
| Mazda RX-7 III (FD) Wankel Twin Turbo | 1997 | 205/55R16 | 6.5 | 16 | 5×114.3 | 40 | 60.1 | M12*1.5 |
| Mazda RX-7 III (FD) Wankel Twin Turbo | 1996 | 205/55R16 | 6.5 | 16 | 5×114.3 | 40 | 60.1 | M12*1.5 |
| Mazda RX-7 III (FD) Wankel Twin Turbo | 1995 | 205/55R16 | 6.5 | 16 | 5×114.3 | 40 | 60.1 | M12*1.5 |
| Mazda RX-7 III (FD) Wankel Twin Turbo | 1994 | 205/55R16 | 6.5 | 16 | 5×114.3 | 40 | 60.1 | M12*1.5 |
| Mazda RX-7 III (FD) Wankel Twin Turbo | 1993 | 205/55R16 | 6.5 | 16 | 5×114.3 | 40 | 60.1 | M12*1.5 |
| Mazda RX-7 III (FD) Wankel Twin Turbo | 1992 | 205/55R16 | 6.5 | 16 | 5×114.3 | 40 | 60.1 | M12*1.5 |
FAQ
- What is the MX-7 III (FD) wheel lug pattern?
- The Mazda RX-7 III (FD) wheel lug pattern is 5×114.3 mm.
- What wheel offset is recommended for the Mazda RX-7 III (FD)?
- Recommended wheel offset for the RX-7 III (FD) typically ranges from ET40 to ET50.
- What is the center bore size for the RX-7 III (FD) wheels?
- The center bore diameter for the Mazda RX-7 III (FD) wheels is 60.1 mm.
Tire size calculatorShow
Compare two tire sizes — diameter, speedometer error, and clearance change.
| Size 1 | Size 2 | Diff | Diff(%) | |
|---|---|---|---|---|
| Diameter | 25.0" | 25.4" | 0.5" | 1.89% |
| Width | 7.7" | 8.5" | 0.8" | 10.26% |
| Circumference | 78.4" | 79.9" | 1.5" | 1.86% |
| Profile height | 5.0" | 4.2" | -0.7" | -15.08% |
| Turnover per mile | 807 | 793 | 14 | -1.73% |
| Clearance | - | - | +0.2" | - |






Speedometer Error
(First wheel OEM size)
| Reading | 20 mph | 30 mph | 40 mph | 50 mph | 60 mph | 70 mph | 80 mph | 90 mph |
|---|---|---|---|---|---|---|---|---|
| Actual | 20.4 | 30.5 | 40.7 | 50.9 | 61.1 | 71.2 | 81.4 | 91.6 |
