1999 AM General Hummer

SUV 4 trims

About the 1999 AM General Hummer

The 1999 AM General Hummer is not merely an SUV; it's a terrestrial titan forged for dominance. Underneath its impossibly broad hood—a necessity given its 86.5-inch width—sits a rugged diesel engine that churns out a staggering 430 lb-ft of torque. This mountainous torque, paired with a steadfast all-wheel-drive system and a 4-speed automatic transmission, ensures the 1999 AM General Hummer grips the earth with unyielding tenacity. Despite its utilitarian roots, the sheer scale of the 1999 AM General Hummer—measuring 184.5 inches long with a commanding 130.0-inch wheelbase—dictates an unparalleled presence on any terrain. Drivers will instantly connect with its low-end grunt and bulldozer-like momentum, making every journey feel like an expedition, whether navigating urban jungles or remote wilderness.

Key Highlights

Torque Monster Diesel

The diesel powerplant delivers an impressive 430 lb-ft of torque, offering immediate, visceral pulling power necessary for heavy hauls or steep inclines.

Commanding Stance

At 75.0 inches high and 86.5 inches wide, the 1999 AM General Hummer’s dimensional footprint provides unmatched stability and road presence.

Selectable Drive System

Standard all-wheel drive capability ensures that power is distributed effectively, perfectly complementing the available four-door and two-door configurations.

Four Trims Available

Buyers could choose between specialized utility, including the Open Top 4dr SUV 4WD or the fixed Hard Top 2dr SUV AWD configurations.

Best For

Heavy-Duty Enthusiasts - Those who prioritize brute strength will appreciate the diesel engine's immense 430 lb-ft of torque available across the four available trims.

Off-Road Explorers - The standard all-wheel-drive capability, combined with the lengthy 130.0-inch wheelbase, is engineered for exceptional stability over varied landscapes.

Presence Seekers - Owners demanding immediate recognition will find it in the Hummer's imposing 86.5-inch width and 75.0-inch height.

Available Trims

Trim	MSRP	Drivetrain	Horsepower	MPG
4dr SUV AWD	-	all wheel drive	195 hp	-
Hard Top 2dr SUV AWD	-	all wheel drive	195 hp	-
Hard Top 4dr SUV AWD	-	all wheel drive	195 hp	-
Open Top 4dr SUV 4WD	-	all wheel drive	195 hp	-

Specifications Comparison

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Features Comparison

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Feature	4dr SUV AWD	Hard Top 2dr SUV AWD	Hard Top 4dr SUV AWD	Open Top 4dr SUV 4WD
Safety (4 features)
Head Airbags (N)
N
S
Side-Mounted Airbags (N)
Engine (5 features)
Base Engine Displacement	6.5 L	6.5 L	6.5 L	6.5 L
Base Engine Type	diesel	diesel	diesel	diesel
Horsepower	195 hp @ 3400 rpm	195 hp @ 3400 rpm	195 hp @ 3400 rpm	195 hp @ 3400 rpm
Number of Cylinders	V8	V8	V8	V8
Torque	430 lb-ft @ 1800 rpm	430 lb-ft @ 1800 rpm	430 lb-ft @ 1800 rpm	430 lb-ft @ 1800 rpm
Drive Train (2 features)
Drivetrain Type	all wheel drive	all wheel drive	all wheel drive	all wheel drive
Transmission Type	4-speed automatic	4-speed automatic	4-speed automatic	4-speed automatic
Fuel (3 features)
EPA Driving Range (City/Highway)	0/0 mi.	0/0 mi.	0/0 mi.	0/0 mi.
Fuel Tank Capacity	42.0 gal.	42.0 gal.	42.0 gal.	42.0 gal.
Fuel Type	diesel fuel	diesel fuel	diesel fuel	diesel fuel
Measurements (9 features)
Curb Weight	7090 lbs.	6500 lbs.	6500 lbs.	6750 lbs.
Gross Vehicle Weight Rating (GVWR)	7646 lbs.	8236 lbs.	7836 lbs.	7986 lbs.
Ground Clearance	16.0 in.	16.0 in.	16.0 in.	16.0 in.
Height	75.0 in.	75.0 in.	75.0 in.	77.0 in.
Length	184.5 in.	184.5 in.	184.5 in.	184.5 in.
Maximum Towing Capacity	5000 lbs.	5000 lbs.	5000 lbs.	5000 lbs.
Turning Circle	53.0 ft.	53.0 ft.	53.0 ft.	53.0 ft.
Wheelbase	130.0 in.	130.0 in.	130.0 in.	130.0 in.
Width (Without Mirrors)	86.5 in.	86.5 in.	86.5 in.	86.5 in.

Frequently Asked Questions

What kind of fuel does the 1999 AM General Hummer require?

The 1999 AM General Hummer exclusively runs on diesel fuel. This choice is key to unlocking its robust performance figures, specifically the 430 lb-ft of torque.

How much power does the standard 1999 Hummer engine produce?

The diesel engine equipped in the 1999 AM General Hummer generates 195 horsepower. While modest by some metrics, this power is highly effective when paired with the 430 lb-ft of available low-end grunt.

Are there both hardtop and open-top versions of the 1999 Hummer?

Yes, AM General offered the 1999 model in several configurations, including the Hard Top 2dr SUV AWD, Hard Top 4dr SUV AWD, and the distinct Open Top 4dr SUV 4WD option.

How does the wheelbase of the 1999 Hummer affect its driving dynamics?

With a significant 130.0-inch wheelbase, the 1999 AM General Hummer achieves excellent stability during straight-line cruising and when traversing uneven terrain. This long base contributes heavily to its authoritative handling.

What transmission is paired with the diesel engine in this model year?

Regardless of the specific trim chosen for the 1999 AM General Hummer, the vehicle utilizes a robust 4-speed automatic transmission to manage power delivery.

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