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1999 GMC Suburban Photo

2500 4WD Performance Specs

Switch Style

Body Style

Drivetrain

Style MPG City MPG Hwy Invoice MSRP
1500 14 18 $22,609 $25,839
1500 4WD 13 17 $25,234 $28,839
2500 N/A N/A $23,995 $27,423
2500 4WD N/A N/A $26,620 $30,423
Engine
Engine Type Gas V8
Engine Oil Cooler Yes
SAE Net Horsepower @ RPM 255 @ 4600
Displacement 5.7L/350
Engine Order Code L31
SAE Net Torque @ RPM 330 @ 2800
Fuel System SFI
Transmission
Trans Order Code MT1
Second Gear Ratio (:1) 1.48
Reverse Ratio (:1) 2.08
Transfer Case Gear Ratio (:1), High 1.00
Trans Description Cont. Again Electronic
Fifth Gear Ratio (:1) NA
Trans PTO Access NA
Seventh Gear Ratio (:1) NA
Trans Type 4
Third Gear Ratio (:1) 1.00
Clutch Size (in) NA
Transfer Case Gear Ratio (:1), Low 2.72
Drivetrain 4-Wheel Drive
First Gear Ratio (:1) 2.48
Sixth Gear Ratio (:1) NA
Transfer Case Model New Venture 241
Trans Description Cont. HD Automatic w/OD,
Fourth Gear Ratio (:1) 0.75
Trans Power Take Off NA
Transfer Case Power Take Off NA
Brakes
Brake ABS System 4-Wheel
Rear Brake Rotor Diam x Thickness (in) NA
Disc - Rear (Yes or ) NA
Brake ABS System (Second Line) NA
Drum - Rear (Yes or ) Yes
Brake Type Power
Front Brake Rotor Diam x Thickness (in) 12.50 x 1.26
Disc - Front (Yes or ) Yes
Rear Drum Diam x Width (in) 13.0 x 2.5
Steering
Steering Ratio (:1), On Center 16.4
Turning Diameter - Wall to Wall (ft) 48.6
Steering Ratio (:1), At Lock 16.3
Steering Type Speed-Sensitive Power
Turning Diameter - Curb to Curb (ft) 44.7
Tires
Rear Tire Size LT245/75R16E
Revolutions/Mile @ 45 mph - Front 678
Spare Tire Order Code QIZ
Rear Tire Capacity (lbs) 3042
Front Tire Order Code QIZ
Spare Tire Size LT245/75R16E
Revolutions/Mile @ 45 mph - Rear 678
Front Tire Size LT245/75R16E
Spare Tire Capacity (lbs) 3042
Rear Tire Order Code QIZ
Front Tire Capacity (lbs) 2205
Revolutions/Mile @ 45 mph - Spare 678
Wheels
Rear Wheel Material Steel
Spare Wheel Size (in) 16 x 6.5
Front Wheel Size (in) 16 x 6.5
Spare Wheel Material Steel
Front Wheel Material Steel
Rear Wheel Size (in) 16 x 6.5
Suspension
Axle Type - Front Independent
Axle Ratio (:1) - Rear 4.10
Spring Capacity - Front (lbs) 4500
Axle Capacity - Rear (lbs) 6000
Stabilizer Bar Diameter - Front (in) 1.18
Suspension Type - Front Indep Torsion Bar
Axle Type - Rear Semi-Floating
Shock Absorber Diameter - Front (mm) 32
Spring Capacity - Rear (lbs) 6000
Axle Ratio (:1) - Front 4.10
Stabilizer Bar Diameter - Rear (in) NA
Suspension Type - Rear 2-Stage Multi-Leaf
Axle Capacity - Front (lbs) 4250
Shock Absorber Diameter - Rear (mm) 32
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