RAM 2500 Spare Tire

The RAM 2500 spare tire is a crucial component that ensures driver's safety during an unexpected tire failure or puncture. This particular spare tire normally tucked under the rear bed, features a full-size spare type, as opposed to a donut or limited-use spare, providing superior reliability and performance on the road. Its size is identical to the standard tires equipped on the RAM 2500, which is typically about 18 inches. However, depending on the model and year of the truck, it could vary, ranging from 17 to 20 inches. RAM 2500 truck owners should always confirm the size of their vehicle's tires prior to purchasing a spare, to ensure compatibility and maintain the vehicle's handling and balance in the event of replacement.

RAM 2500 models manufactured from 2011 to 2025 have tires with overall diameter ranging from 30.5" to 33.5", allowing the use of a temporary spare tire with a near same diameter as the OEM tire. Tire diameter and wheel diameter clearance have been taken into account for the specific RAM 2500 years and trims.

Listed below are compact spare tire sizes that can fit some RAM 2500 vehicles based on acceptable tire diameter range of 29.6" to 34.5". Some 2500 models may require the use of a traditional full-size tire as a spare. To ensure safe temporary mobility in case of a road emergency, always refer to the vehicle owner's manual for the correct RAM 2500 spare tire size designated by vehicle's manufacturer.

Spare Size	Spare Diameter
T175/90D18from $290.30	30.4"
T175/80R19from $182.97	30"
T165/90D18from $115.96	29.7"
T165/90R18	29.7"
T175/90R18	30.4"

Spare Tire for RAM 2500

Discover spare tire solutions for your RAM 2500 based on model year. Generally, spare tire size has to be within 3% of the overall diameter of the original equipment tire size. RAM 2500 tire size can vary depending on the year and trim. Make sure to check the load index and load capacity of the spare tire to ensure that it is capable to safely support your vehicle's weight.

All listed guides, data and/or calculations are for informational purposes only. Spare-Tires.com does not warrant or make any representations regarding the accuracy of or the results of the use of this information. Always refer to vehicle owner's manual for the correct spare tire size configuration.