SLT 4x4 Extended Cab 141.5 in. WB
1999 GMC Sierra 1500 Specs

Interior
Front head room	40 "
Rear head room	38 "
Front shoulder room	65 "
Rear shoulder room	68 "
Front hip room	60 "
Rear hip room	64 "
Front leg room	41.7 "
Rear leg room	34.8 "
Maximum cargo capacity	40.5 cu.ft.
Standard seating	6

Exterior
Length	217.9 "
Body width	77.1 "
Body height	72.6 "
Wheelbase	141.5 "
Curb	4,566 lbs.
Gross weight	6,200 lbs.

Fuel
Fuel tank capacity	25.0 gal.
EPA mileage estimates	14 City / 18 Hwy

Performance
Base engine size	5.0 liters
Base engine type	V-8
Horsepower	230 hp
Horsepower rpm	4,600
Torque	285 lb-ft.
Torque rpm	2,800
Payload	1,634 lbs.
Maximum towing capacity	5,000 lbs.
Drive type	four-wheel
Turning radius	23.8 ''

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SLT 4x4 Extended Cab 141.5 in. WB
1999 GMC Sierra 1500 Specs

1999 GMC Sierra 1500 trims (24)

(SL) 4x2 Standard Cab 6.6 ft. box

(SL) 4x2 Standard Cab 8 ft. box

(SL) 4x4 Standard Cab 6.6 ft. box

(SL) 4x4 Standard Cab 8 ft. box

(SLE) 4x2 Standard Cab 6.6 ft. box

(SLE) 4x2 Standard Cab 8 ft. box

(SL) 4x2 Extended Cab 6.6 ft. box

(SL) 4x2 Extended Cab 8 ft. box

(SLE) 4x2 Extended Cab 141.5 in. WB

(SLT) 4x2 Extended Cab 141.5 in. WB

(SLE) 4x4 Standard Cab 6.6 ft. box

(SLE) 4x4 Standard Cab 8 ft. box

(SLT) 4x2 Extended Cab 6.6 ft. box

(SLE) 4x2 Extended Cab 6.6 ft. box

(SLT) 4x2 Extended Cab 8 ft. box

(SLE) 4x2 Extended Cab 8 ft. box

(SL) 4x4 Extended Cab 6.6 ft. box

(SL) 4x4 Extended Cab 8 ft. box

(SLT) 4x4 Extended Cab 141.5 in. WB

(SLE) 4x4 Extended Cab 141.5 in. WB

(SLT) 4x4 Extended Cab 6.6 ft. box

(SLE) 4x4 Extended Cab 6.6 ft. box

(SLE) 4x4 Extended Cab 8 ft. box

(SLT) 4x4 Extended Cab 8 ft. box

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(SLE) 4x2 Standard Cab 6.6 ft. box

(SLE) 4x2 Standard Cab 8 ft. box

(SL) 4x2 Extended Cab 6.6 ft. box

(SL) 4x2 Extended Cab 8 ft. box

(SLE) 4x2 Extended Cab 141.5 in. WB

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(SLE) 4x4 Standard Cab 6.6 ft. box

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(SLE) 4x2 Extended Cab 6.6 ft. box

(SLT) 4x2 Extended Cab 8 ft. box

(SLE) 4x2 Extended Cab 8 ft. box

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(SL) 4x4 Extended Cab 8 ft. box

(SLT) 4x4 Extended Cab 141.5 in. WB

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