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GMC Hummer Headroom (2022-2026)

Last Updated 2026-09-02

The GMC Hummer headroom in the first row is a minimum of 42 inches and a maximum of 42.48 inches.

The GMC Hummer has a minimum of 38 inches and a maximum of 38.6 inches of headroom in the second row.

2026 GMC Hummer Headroom

In the first row, the 2026 GMC Hummer headroom is 42.48 inches.

The second row headroom of the 2026 GMC Hummer is 38.6 inches.

2026 GMC Hummer Headroom (Imperial)
Trim	Engine \| Transmission \| Drivetrain	Front Row Headroom	Second Row Headroom
EV Crew Cab 2X w/ 1SC Truck	Electric \| None (Electric Drive Unit) \| 4WD	42.48 in.	38.6 in.
EV Crew Cab 2X w/ 3VL Truck	Electric \| None (Electric Drive Unit) \| 4WD	42.48 in.	38.6 in.
EV Crew Cab 3X Truck	Electric \| None (Electric Drive Unit) \| 4WD	42.48 in.	38.6 in.
EV SUV 2X w/ 1SF SUV	Electric \| None (Electric Drive Unit) \| 4WD	42.48 in.	38.4 in.
EV SUV 2X w/ 3VL SUV	Electric \| None (Electric Drive Unit) \| 4WD	42.48 in.	38.4 in.
EV SUV 3X SUV	Electric \| None (Electric Drive Unit) \| 4WD	42.48 in.	38.4 in.

2026 GMC Hummer Headroom (Metric)
Trim	Engine \| Transmission \| Drivetrain	Front Row Headroom	Second Row Headroom
EV Crew Cab 2X w/ 1SC Truck	Electric \| None (Electric Drive Unit) \| 4WD	108 cm.	98 cm.
EV Crew Cab 2X w/ 3VL Truck	Electric \| None (Electric Drive Unit) \| 4WD	108 cm.	98 cm.
EV Crew Cab 3X Truck	Electric \| None (Electric Drive Unit) \| 4WD	108 cm.	98 cm.
EV SUV 2X w/ 1SF SUV	Electric \| None (Electric Drive Unit) \| 4WD	108 cm.	98 cm.
EV SUV 2X w/ 3VL SUV	Electric \| None (Electric Drive Unit) \| 4WD	108 cm.	98 cm.
EV SUV 3X SUV	Electric \| None (Electric Drive Unit) \| 4WD	108 cm.	98 cm.

In the first row, the 2025 GMC Hummer headroom is 42.48 inches.

The second row headroom of the 2025 GMC Hummer is 38.6 inches.

2025 GMC Hummer Headroom (Imperial)
Trim	Engine \| Transmission \| Drivetrain	Front Row Headroom	Second Row Headroom
EV Pickup Crew Cab 2X Electric	Electric \| None (Electric Drive Unit) \| AWD	42.48 in.	38.6 in.
EV Pickup Crew Cab 3X Electric	Electric \| None (Electric Drive Unit) \| AWD	42.48 in.	38.6 in.
EV SUV 2X Electric	Electric \| None (Electric Drive Unit) \| AWD	42.48 in.	38.4 in.
EV SUV 3X Electric	Electric \| None (Electric Drive Unit) \| AWD	42.48 in.	38.4 in.

2025 GMC Hummer Headroom (Metric)
Trim	Engine \| Transmission \| Drivetrain	Front Row Headroom	Second Row Headroom
EV Pickup Crew Cab 2X Electric	Electric \| None (Electric Drive Unit) \| AWD	108 cm.	98 cm.
EV Pickup Crew Cab 3X Electric	Electric \| None (Electric Drive Unit) \| AWD	108 cm.	98 cm.
EV SUV 2X Electric	Electric \| None (Electric Drive Unit) \| AWD	108 cm.	98 cm.
EV SUV 3X Electric	Electric \| None (Electric Drive Unit) \| AWD	108 cm.	98 cm.

In the first row, the 2024 GMC Hummer headroom is 42.48 inches.

The second row headroom of the 2024 GMC Hummer is 38.6 inches.

2024 GMC Hummer Headroom (Imperial)
Trim	Engine \| Transmission \| Drivetrain	Front Row Headroom	Second Row Headroom
EV Pickup Crew Cab 2 Electric	Electric \| None (Electric Drive Unit) \| AWD	42.48 in.	38.6 in.
EV Pickup Crew Cab 2X Electric	Electric \| None (Electric Drive Unit) \| AWD	42.48 in.	38.6 in.
EV Pickup Crew Cab 3X Electric	Electric \| None (Electric Drive Unit) \| AWD	42.48 in.	38.6 in.
EV SUV 2 Electric	Electric \| None (Electric Drive Unit) \| AWD	42.48 in.	38.4 in.
EV SUV 2X Electric	Electric \| None (Electric Drive Unit) \| AWD	42.48 in.	38.4 in.
EV SUV 3X Electric	Electric \| None (Electric Drive Unit) \| AWD	42.48 in.	38.4 in.

2024 GMC Hummer Headroom (Metric)
Trim	Engine \| Transmission \| Drivetrain	Front Row Headroom	Second Row Headroom
EV Pickup Crew Cab 2 Electric	Electric \| None (Electric Drive Unit) \| AWD	108 cm.	98 cm.
EV Pickup Crew Cab 2X Electric	Electric \| None (Electric Drive Unit) \| AWD	108 cm.	98 cm.
EV Pickup Crew Cab 3X Electric	Electric \| None (Electric Drive Unit) \| AWD	108 cm.	98 cm.
EV SUV 2 Electric	Electric \| None (Electric Drive Unit) \| AWD	108 cm.	98 cm.
EV SUV 2X Electric	Electric \| None (Electric Drive Unit) \| AWD	108 cm.	98 cm.
EV SUV 3X Electric	Electric \| None (Electric Drive Unit) \| AWD	108 cm.	98 cm.

In the first row, the 2023 GMC Hummer headroom is between 42 inches and 42.48 inches.

The second row headroom of the 2023 GMC Hummer is between 38 inches and 38.6 inches.

2023 GMC Hummer Headroom (Imperial)
Trim	Engine \| Transmission \| Drivetrain	Front Row Headroom	Second Row Headroom
EV Base Pickup e Crew Cab Truck	NONE (ELECTRIC MOTORS) \| None (Electric Drive Unit) \| AWD	42 in.	38 in.
EV Pickup 3X e4WD Crew Cab Electric	2.7L \| Turbo \| HIGH-OUTPUT \| AWD	42.48 in.	38.6 in.

2023 GMC Hummer Headroom (Metric)
Trim	Engine \| Transmission \| Drivetrain	Front Row Headroom	Second Row Headroom
EV Base Pickup e Crew Cab Truck	NONE (ELECTRIC MOTORS) \| None (Electric Drive Unit) \| AWD	106 cm.	96 cm.
EV Pickup 3X e4WD Crew Cab Electric	2.7L \| Turbo \| HIGH-OUTPUT \| AWD	108 cm.	98 cm.