5.3L V-8 VVT DI with Dynamic Fuel Management and Stop/Start
Valve configuration
Overhead valve, two valves per cylinder, variable valve timing
Engine Output
Horsepower
355 hp
Torque
383 lb-ft
Fuel System
Fuel tank capacity
28 gal
Headroom
Front headroom
42.3 in
Second-row headroom
38.9 in
Third-row headroom
38.2 in
Legroom
Front legroom
44.5 in
Second-row legroom
42 in
Third-row legroom
36.7 in
Shoulder Room
Front shoulder room
66 in
Second-row shoulder room
64.8 in
Third-row shoulder room
62.8 in
Steering
Steering type
Electric power-assisted rack-and-pinion
Turning radius (curb-to-curb)
21.1 ft
Suspension
Front suspension type
Independent coil-over-shocks and stabilizer bar
Rear suspension type
Independent multi-link with coil-over shocks and stabilizer bar
Tires
Tire size
P265/65R18
Transmission
Final drive ratio
3.2
Transmission speeds
10
Transmission type
automatic
Weights
Curb weight (maximum)
6072 lbs
Curb weight (minimum)
5824 lbs
Payload capacity
1759 lbs
Wheels
Wheel diameter
18 in
Wheel material
cast aluminum
Wheel width
8.5 in
Standard & optional equipment
Source: manufacturer press kit
Safety14 std · 3 opt
Front Pedestrian Braking (part of Chevy Safety Assist)
Forward Collision Alert (part of Chevy Safety Assist)
HD Surround Visionoptional
Frontal airbags for driver and front outboard passenger
Head-curtain airbags for all rows in outboard seating positions
Lane Departure Warning (part of Chevy Safety Assist)
Lane Keep Assist with Lane Departure Warning (part of Chevy Safety Assist)
Seat-mounted side-impact airbags for driver and front outboard passenger; driver inboard seat-mounted airbag (bucket seats only)
Chevy Safety Assist: Automatic Emergency Braking
Chevy Safety Assist: Following Distance Indicator
Four-wheel disc with ABS
Front and Rear Park Assist
HD Rear Vision Camera
IntelliBeam auto high beams (part of Chevy Safety Assist)
Driver Alert Package: Lane Change Alert with Side Blind Zone Alert and Rear Cross Traffic Alertoptional
Rear Pedestrian Alertoptional
Tire Pressure Monitor System with tire fill alert
Ranked by what shoppers ask about first; standard equipment before options.
Transcribed from the manufacturer's official press kit for the 2023 Suburban. Confirm with the window sticker for a specific unit.
Factory warranty running out?
The 2023 Chevrolet Suburban is in the years where transmission, electronics and drivetrain repairs land on the owner. What an extended plan does and does not cover is worth reading before a dealer quotes you one.
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Common questions about the LT
Source: EPA, NHTSA and manufacturer press kits
What does the 2023 Chevrolet Suburban LT add over the LS?
Against the LS, 3 published specifications differ. Both lists are on this page, taken from the manufacturer's own press material.