How much does the 2006 GMC Sierra 3500 cost?

The 2006 GMC Sierra 3500 has a starting MSRP of $23,185, ranging up to $38,340 for the top trim. Trim pricing includes Work Truck from $23,185; SL1 from $24,420; SLE1 from $25,885; SLE2 from $31,255; SLT from $32,735.

How much can the 2006 GMC Sierra 3500 tow?

The 2006 GMC Sierra 3500 has a maximum towing capacity of up to 12,000 pounds, depending on trim and equipment.

How many trims does the 2006 GMC Sierra 3500 come in?

The 2006 GMC Sierra 3500 is available in 5 trims (49 total configurations) across Truck (Regular Cab) and Truck (Extended Cab) and Truck (Crew Cab) body styles with rear wheel drive, four wheel drive.

2006 GMC Sierra 3500

5 trims · 49 configurations · Truck (Regular Cab), Truck (Extended Cab), Truck (Crew Cab)

Starting MSRP

$23,185 – $38,340

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Pricing

How much should you pay for the GMC Sierra 3500? Select a trim to update purchase and lease estimates.

MSRP by trim

Select a trim to update the payment estimates. MSRP is for each trim's base configuration and excludes destination, taxes, and options.

Purchase information

Based on Work Truck

Total price (Work Truck MSRP)

$23,185

Typical monthly

$459/mo

Avg. APR

7.00%

60-month loan estimate for good credit (rates as of 2026-07-11). Not a credit offer; actual APR varies by lender, credit, and dealer.

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Compare 2006 GMC Sierra 3500 trims

Work Truck
11 configurations
MSRP
$23,185 – $32,145
Fuel economy (city/hwy)
—
Horsepower
300 hp
Torque
360 lb-ft
Engine
6L V8 gas
Seating
3
Drivetrain
RWD
Cargo (cu ft)
—
Max towing
12,000 lbs
SL1
11 configurations
MSRP
$24,420 – $33,640
Fuel economy (city/hwy)
—
Horsepower
300 hp
Torque
360 lb-ft
Engine
6L V8 gas
Seating
3
Drivetrain
RWD
Cargo (cu ft)
—
Max towing
12,000 lbs
SLE1
11 configurations
MSRP
$25,885 – $34,995
Fuel economy (city/hwy)
—
Horsepower
300 hp
Torque
360 lb-ft
Engine
6L V8 gas
Seating
3
Drivetrain
RWD
Cargo (cu ft)
—
Max towing
12,000 lbs
SLE2
8 configurations
MSRP
$31,255 – $36,860
Fuel economy (city/hwy)
—
Horsepower
300 hp
Torque
360 lb-ft
Engine
6L V8 gas
Seating
5
Drivetrain
RWD
Cargo (cu ft)
—
Max towing
12,000 lbs
SLT
8 configurations
MSRP
$32,735 – $38,340
Fuel economy (city/hwy)
—
Horsepower
300 hp
Torque
360 lb-ft
Engine
6L V8 gas
Seating
5
Drivetrain
RWD
Cargo (cu ft)
—
Max towing
12,000 lbs

Compare 2006 GMC Sierra 3500 trim specifications
Spec	Work Truck11 configurations	SL111 configurations	SLE111 configurations	SLE28 configurations	SLT8 configurations
MSRP	$23,185 – $32,145	$24,420 – $33,640	$25,885 – $34,995	$31,255 – $36,860	$32,735 – $38,340
Fuel economy (city/hwy)	—	—	—	—	—
Horsepower	300 hp	300 hp	300 hp	300 hp	300 hp
Torque	360 lb-ft	360 lb-ft	360 lb-ft	360 lb-ft	360 lb-ft
Engine	6L V8 gas	6L V8 gas	6L V8 gas	6L V8 gas	6L V8 gas
Seating	3	3	3	5	5
Drivetrain	RWD	RWD	RWD	RWD	RWD
Cargo (cu ft)	—	—	—	—	—
Max towing	12,000 lbs	12,000 lbs	12,000 lbs	12,000 lbs	12,000 lbs

Specifications shown for each trim’s base configuration; drivetrain, cab, and box options vary within a trim, and MSRP shows the full range. MSRP excludes destination fees, taxes, and dealer-installed options.

Full specifications

Shown for each trim's base configuration. Drivetrain, cab, and box options within a trim can change dimensions, capacities, and fuel economy.

Engine & drivetrain

Engine type: Work Truckgas
SL1gas
SLE1gas
SLE2gas
SLTgas
Fuel type: Work Truckregular unleaded
SL1regular unleaded
SLE1regular unleaded
SLE2regular unleaded
SLTregular unleaded
Cylinders: Work TruckV8
SL1V8
SLE1V8
SLE2V8
SLTV8
Displacement: Work Truck6 L
SL16 L
SLE16 L
SLE26 L
SLT6 L
Horsepower: Work Truck300 hp
SL1300 hp
SLE1300 hp
SLE2300 hp
SLT300 hp
Torque: Work Truck360 lb-ft
SL1360 lb-ft
SLE1360 lb-ft
SLE2360 lb-ft
SLT360 lb-ft
Transmission: Work Truck4-speed automatic
SL14-speed automatic
SLE14-speed automatic
SLE24-speed automatic
SLT4-speed automatic
Drivetrain: Work Truckrear wheel drive
SL1rear wheel drive
SLE1rear wheel drive
SLE2rear wheel drive
SLTrear wheel drive

Dimensions

Body type: Work TruckTruck (Regular Cab)
SL1Truck (Regular Cab)
SLE1Truck (Regular Cab)
SLE2Truck (Extended Cab)
SLTTruck (Extended Cab)
Doors: Work Truck2
SL12
SLE12
SLE24
SLT4
Seating: Work Truck3
SL13
SLE13
SLE25
SLT5
Length: Work Truck224.5 in
SL1224.5 in
SLE1224.5 in
SLE2249 in
SLT249 in
Width: Work Truck79.7 in
SL179.7 in
SLE179.7 in
SLE279.7 in
SLT79.7 in
Height: Work Truck76.7 in
SL176.7 in
SLE176.7 in
SLE276.3 in
SLT76.3 in
Wheelbase: Work Truck133 in
SL1133 in
SLE1133 in
SLE2157.5 in
SLT157.5 in
Ground clearance: Work Truck10.6 in
SL110.6 in
SLE110.6 in
SLE29.1 in
SLT9.1 in

Capacity & weight

Max towing: Work Truck12,000 lbs
SL112,000 lbs
SLE112,000 lbs
SLE212,000 lbs
SLT12,000 lbs
Max payload: Work Truck4,658 lbs
SL14,658 lbs
SLE14,658 lbs
SLE24,088 lbs
SLT4,088 lbs
Curb weight: Work Truck4,942 lbs
SL14,942 lbs
SLE14,942 lbs
SLE25,712 lbs
SLT5,712 lbs
Fuel tank: Work Truck34 gal
SL134 gal
SLE134 gal
SLE234 gal
SLT34 gal

Full specifications by trim
Spec	Work Truck	SL1	SLE1	SLE2	SLT
Engine & drivetrain
Engine type	gas	gas	gas	gas	gas
Fuel type	regular unleaded	regular unleaded	regular unleaded	regular unleaded	regular unleaded
Cylinders	V8	V8	V8	V8	V8
Displacement	6 L	6 L	6 L	6 L	6 L
Horsepower	300 hp	300 hp	300 hp	300 hp	300 hp
Torque	360 lb-ft	360 lb-ft	360 lb-ft	360 lb-ft	360 lb-ft
Transmission	4-speed automatic	4-speed automatic	4-speed automatic	4-speed automatic	4-speed automatic
Drivetrain	rear wheel drive	rear wheel drive	rear wheel drive	rear wheel drive	rear wheel drive
Dimensions
Body type	Truck (Regular Cab)	Truck (Regular Cab)	Truck (Regular Cab)	Truck (Extended Cab)	Truck (Extended Cab)
Doors	2	2	2	4	4
Seating	3	3	3	5	5
Length	224.5 in	224.5 in	224.5 in	249 in	249 in
Width	79.7 in	79.7 in	79.7 in	79.7 in	79.7 in
Height	76.7 in	76.7 in	76.7 in	76.3 in	76.3 in
Wheelbase	133 in	133 in	133 in	157.5 in	157.5 in
Ground clearance	10.6 in	10.6 in	10.6 in	9.1 in	9.1 in
Capacity & weight
Max towing	12,000 lbs	12,000 lbs	12,000 lbs	12,000 lbs	12,000 lbs
Max payload	4,658 lbs	4,658 lbs	4,658 lbs	4,088 lbs	4,088 lbs
Curb weight	4,942 lbs	4,942 lbs	4,942 lbs	5,712 lbs	5,712 lbs
Fuel tank	34 gal	34 gal	34 gal	34 gal	34 gal