The 2023 Toyota Tundra has seven trim levels: SR, SR5, Limited, Platinum, 1794, TRD Pro and Capstone. SR: 18-inch steel wheels, LED headlights, Sheet-molded compound (SMC) composite bed, Proximity keyless entry and start. Standard driver aids include: Forward collision mitigation, Adaptive cruise control, Lane keeping system. SR5: Alloy wheels, LED foglights, Drive mode selector, Rear center armrest and cupholders, Adjustable tie-down cleats in the bed, Towing package, Class IV trailer hitch. Limited: Heated and ventilated front seats, Digital instrument panel, 14-inch center touchscreen, Dual-zone automatic climate control, Power vertical-sliding rear window, Tailgate release button mounted to driver's side taillight. TRD Pro: 18-inch TRD wheels with all-terrain tires, 1.1-inch front suspension lift, Skid plates, Fox suspension dampers, Rear locking differential, Crawl Control.