Rover 400 Tire Sizes and Rim Specifications by Year and Trim
The Rover 400 series has varied tire sizes and rim specifications depending on the model year and trim level. Common tire markings include width, aspect ratio, and diameter, such as 185/65R14, which indicate the tire’s fitment parameters.\n\nRim widths typically range from 5.5 to 6.5 inches with diameters from 13 to 15 inches, reflecting changes across trims and production years. For example, lower trims from early years may come with narrower rims and smaller diameters, while sportier trims often use wider rims and larger diameters.\n\nWhen comparing trims, focus on the tire width and rim diameter to ensure compatibility. Upgrading tires within the recommended range maintains vehicle safety, ride quality, and handling. Always verify OEM specifications or trusted references before selecting replacements.\n\nUsing this guide helps Rover 400 owners and enthusiasts find the right tires and rims based on accurate year and trim-specific data, ensuring a precise fit and optimal performance.
| Make / model / trim | Year | Tire size | Wheel |
|---|---|---|---|
| Rover 400 414 Si | 2000 | 185/65R14 | 5.5" × 14" |
| Rover 400 416 Si | 2000 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 D | 2000 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 Di | 2000 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 Si Lux | 2000 | 185/65R14 | 5.5" × 14" |
| Rover 400 414 | 1999 | 185/65R14 | 5.5" × 14" |
| Rover 400 414 Si | 1999 | 185/65R14 | 5.5" × 14" |
| Rover 400 416 Si | 1999 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 D | 1999 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 Di | 1999 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 Si Lux | 1999 | 185/65R14 | 5.5" × 14" |
| Rover 400 414 | 1998 | 185/65R14 | 5.5" × 14" |
| Rover 400 414 Si | 1998 | 185/65R14 | 5.5" × 14" |
| Rover 400 416 Si | 1998 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 D | 1998 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 Di | 1998 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 Si Lux | 1998 | 185/65R14 | 5.5" × 14" |
| Rover 400 414 | 1997 | 185/65R14 | 5.5" × 14" |
| Rover 400 414 Si | 1997 | 185/65R14 | 5.5" × 14" |
| Rover 400 416 Si | 1997 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 D | 1997 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 Di | 1997 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 Si Lux | 1997 | 185/65R14 | 5.5" × 14" |
| Rover 400 414 | 1996 | 185/65R14 | 5.5" × 14" |
| Rover 400 414 Si | 1996 | 185/65R14 | 5.5" × 14" |
| Rover 400 416 Si | 1996 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 D | 1996 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 Di | 1996 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 Si Lux | 1996 | 185/65R14 | 5.5" × 14" |
| Rover 400 414 Si | 1995 | 185/65R14 | 5.5" × 14" |
| Rover 400 416 Si | 1995 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 D | 1995 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 Di | 1995 | 185/65R14 | 5.5" × 14" |
| Rover 400 420 Si Lux | 1995 | 185/65R14 | 5.5" × 14" |
For bolt pattern (PCD), offset ET, center bore, and mounting details, open the bolt pattern page for Rover 400.
FAQ
- How can I identify the correct tire size for my Rover 400?
- Check the tire sidewall markings for width, aspect ratio, and diameter or refer to the owner's manual and trim specifications for your model year.
- Do all Rover 400 trims have the same rim width and diameter?
- No, rim widths and diameters vary by trim and model year; sport trims generally have wider and larger rims than base models.
- Is it safe to use tires with different sizes than stock on the Rover 400?
- Only if the replacement tires fall within the manufacturer’s recommended size range to maintain handling and safety.
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 |
