Tire fitment
The 2024 Jeep Grand Cherokee base tire size is 265/60R18 — 265 mm wide with a 60% aspect ratio on 18″ rims. 3 OEM sizes are available across trims.
2024 Jeep Grand Cherokee
265/60R1830.5″ overall diameter · 159 mm sidewall · ~661 rev/mi
| Trim | Tire size | Rim | Diameter | vs Base |
|---|---|---|---|---|
| Laredo ★ | 265/60R18 | 8×18″ | 30.5″ (775.2 mm) | — |
| Limited | 265/50R20 | 8.5×20″ | 30.4″ (773 mm) | -0.28% |
| Summit/Summit Reserve | 275/45R21 | 9×21″ | 30.7″ (780.9 mm) | +0.74% |
The 2024 Jeep Grand Cherokee ships with 265/60R18 tires on the base trim — that's an overall diameter of 30.5″. The 265 mm width and 60% sidewall ratio give you 159 mm of sidewall cushion between the rim and the road.
Match the load index and speed rating from your door-jamb placard — not just the size. If you're switching sizes, keep the overall diameter within ~3% to avoid speedometer error and potential ABS/traction-control issues.
Factory fitment for the 2024 Jeep Grand Cherokee; verify against your door-jamb placard or owner's manual.
The base 2024 Jeep Grand Cherokee uses 265/60R18 tires — 265 mm wide, 60% aspect ratio, on 18-inch rims. The overall diameter is 30.5″ (775.2 mm). Higher trims use different sizes — see the table above. Confirm against your door-jamb placard.
Yes, within limits. Keep the overall diameter within about 3% of 30.5″ to avoid speedometer error and clearance issues. A wider tire may improve grip, but match the load and speed ratings your Grand Cherokee requires.
265/60R18 tires have an overall diameter of 30.5″ (775.2 mm), with a 159 mm sidewall height. That's about 661 revolutions per mile.
The 2024 Jeep Grand Cherokee tire sizes shown are OEM factory fitments. Confirm your exact tire size, load rating, and speed rating against the door-jamb placard or owner's manual before buying tires.