MECHANICAL Rear axle, 4.10 ratio (Requires (LCV) 2.5L I4 engine. Not included on Crew Cab Long Box models.) GVWR, 5400 lbs. (2449 kg) (Standard on Extended Cab models with (LCV) 2.5L I4 engine only.) Frame, fully-boxed Pickup box --- EXTERIOR Wheel, compact spare, 18" x 4.5" (45.7 cm x 11.4 cm) Black cast aluminum (Standard with (LCV) 2.5L I4 engine only. Not included on Crew Cab Long Box models.) Bumper, rear body-color (Deleted when (TGK) Special Paint is ordered.) CornerStep, rear bumper Moldings, Chrome beltline Cargo box light, back of cab Mirror, spotter located in corner of driver-side outside mirror Glass, windshield shade band Door handles, body-color Capless Fuel Fill Tailgate, EZ-Lift and Lower Tailgate handle, Black --- ENTERTAINMENT Audio system feature, 6-speaker system Microphones, Driver side and Passenger side --- INTERIOR Seat adjuster, passenger 2-way manual fore/aft with manual recline Seats, dual rear with underseat storage (Extended Cab models only.) Console, floor, front compartment, custom Floor covering, color-keyed carpeting Speedometer, miles/kilometers Display, driver instrument information enhanced, multi-color USB charging-only ports 2, located on the rear of the center console Handles, door release, front and rear, Chrome Mirror, inside rearview manual day/night Console, overhead Lighting, interior, center dome (Extended Cab models only.) Chevrolet Connected Access capable (Subject to terms. See onstar.com or dealer for details.) --- SAFETY Tire Fill Alert provides an audible and visual indication when tire pressure is added to a tire that is low. Aids to achieve optimal tire pressure --- Audio:4G LTE Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)