1999 Mercury Mountaineer Wheel & Tire Sizes
Complete fitment guide for the 1999 Mercury Mountaineer: factory tire sizes, compatible wheel diameters, widths and offsets, and the 5x114.3 bolt pattern, for every trim.
Bolt Pattern
5x114.3
Centre Bore
70.5 mm
Lug nuts
1/2" - 20 UNF
Wheel Diameters
15"–22"
Factory (OEM) Tire Sizes for the 1999 Mercury Mountaineer
Click any size to shop tires in stock now, free shipping anywhere in Canada, optional installation at our 5 GTA locations.
1999 Mercury Mountaineer Wheel Fitment by Trim
Compatible wheel diameter, width and offset ranges for each 1999 Mercury Mountaineer configuration.
4.0i · Closed Off-Road Vehicle, 5d
V6 · Petrol
| Spec | Front & Rear |
|---|---|
| Wheel diameter | 15–22" |
| Wheel width | 6–7.5" |
| Wheel offset | 5–25 mm |
| Tire width | 225–255 mm |
4.0i 4WD · Closed Off-Road Vehicle, 5d
V6 · Petrol
| Spec | Front & Rear |
|---|---|
| Wheel diameter | 15–22" |
| Wheel width | 7–8" |
| Wheel offset | 5–25 mm |
| Tire width | 235–255 mm |
5.0i · Closed Off-Road Vehicle, 5d
V8 · Petrol
| Spec | Front & Rear |
|---|---|
| Wheel diameter | 15–22" |
| Wheel width | 6–8" |
| Wheel offset | 5–25 mm |
| Tire width | 225–255 mm |
5.0i AWD · Closed Off-Road Vehicle, 5d
V8 · Petrol
| Spec | Front & Rear |
|---|---|
| Wheel diameter | 15–22" |
| Wheel width | 7–8" |
| Wheel offset | 5–25 mm |
| Tire width | 235–255 mm |
1999 Mercury Mountaineer Fitment FAQ
What is the bolt pattern on a 1999 Mercury Mountaineer?
The 1999 Mercury Mountaineer uses a 5x114.3 bolt pattern (5 lug nuts on a 114.3 mm circle) with a 70.5 mm centre bore.
What size tires fit a 1999 Mercury Mountaineer?
Factory (OEM) tire sizes for the 1999 Mercury Mountaineer include 225/70R15, 235/75R15, 235/70R16, 255/70R16, 235/65R17, 255/60R17, 255/65R17, 255/60R18, 255/55R18, 265/60R18. Always confirm against the placard inside the driver's door jamb.
What wheel sizes can I put on a 1999 Mercury Mountaineer?
Depending on trim, the 1999 Mercury Mountaineer accepts wheels from 15" up to 22" in diameter with the correct width and offset, larger diameters typically require lower-profile tires to keep the overall rolling diameter stock.
What lug nut size does a 1999 Mercury Mountaineer use?
The 1999 Mercury Mountaineer uses 1/2" - 20 UNF lug nuts.
Fitment data is provided as a guide. Always verify sizes against your vehicle's door-jamb placard or with our fitment experts before ordering.