New 2026 GMC Sierra 3500 Double Cab Service Truck
Stock #N204260
Chassis Details
Stock Number
N204260
Stock Type
New
Year
2026
Make
GMC
Model
Sierra 3500
Class
3
GVWR
11,600
Drivetrain
4WD
Cab Type
Double
Vehicle Trim
Pro
Interior Color
Jet Black, Cloth seat trim
Seating Capacity
6
Exterior Color Description
Summit White
Engine Cylinder Count
8
Engine
6.6L V8 Gas engine
Transmission Type
Automatic
Fuel Type
Gasoline
Engine Model
L8T
Engine Size (L)
6.6
Horsepower
401
Vehicle Options
- Door handles, Black grained
- Steering wheel, urethane
- Compass, located in instrument cluster
- Glass, solar absorbing, tinted
- Moldings, beltline, Black
- Seat adjuster, driver 4-way manual
- Air vents, rear (Not available with Regular Cab model.)
- Bluetooth for phone connectivity to vehicle infotainment system
- Power outlet, front auxiliary, 12-volt
- Tires, LT275/70R18E all-terrain, blackwall (STD) (Requires single rear wheels.)
- USB Ports, 2, Charge/Data ports located on instrument panel
- Engine, 6.6L V8 with Direct Injection and Variable Valve Timing, gasoline (401 hp [299 kW] @ 5200 rpm, 464 lb-ft of torque [629 N-m] @ 4000 rpm) (STD)
- IntelliBeam, automatic high beam on/off (Included and only available with (PDI) Sierra HD Pro Safety.)
- Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
- Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door (Deleted with (ZW9) pickup bed delete.)
- Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching (Deleted with (ZW9) pickup bed delete.)
- Instrument cluster, 6-gauge cluster featuring speedometer, fuel level, engine temperature, tachometer, voltage and oil pressure
- Recovery hooks, front, frame-mounted, Black
- Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
- Forward Collision Alert (Included and only available with (PDI) Sierra HD Pro Safety.)
- Transmission, 10-Speed automatic (STD)
- Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
- Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
- GVWR, 11,600 lbs. (5262 kg) with single rear wheels (Included and only available with TK30953 model with (L8T) 6.6L V8 gas engine with 18" or 20" wheels. Requires single rear wheels.) (STD)
- Tailgate, locking, utilizes same key as ignition and door (Included and only available with (QK1) standard tailgate. Deleted with (ZW9) pickup bed delete.)
- CornerStep, rear bumper
- Auto-locking rear differential
- LED Signature DRL's
- Window, power front, passenger express down
- Airbags, Dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
- Trailer brake controller, integrated
- Cooling, external engine oil cooler
- Trailering Information Label provides max trailer ratings for tongue weight, conventional, gooseneck and 5th wheel trailering (Not available with (ZW9) pickup bed delete.)
- Tailgate and bed rail protection caps, top (Deleted with (ZW9) pickup bed delete.)
- Steering, Recirculating Ball with smart flow power steering system
- Cruise control, steering wheel-mounted
- Seats, front 40/20/40 split-bench with covered armrest storage and under-seat storage (lockable) (STD)
- Driver Information Center, 3.5" diagonal monochromatic display
- Air conditioning, single-zone
- Rear Seat Reminder (Requires Crew Cab or Double Cab model.)
- Cooling, auxiliary external transmission oil cooler
- Remote Keyless Entry
- Cargo tie downs (12), fixed, rated at 500 lbs per corner
- Grille, Chrome with flat black grille insert bars
- Single Rear Wheels (STD)
- Floor covering, rubberized-vinyl (Not available with LPO floor liners.)
- Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
- Tire Pressure Monitoring System auto learn, includes Tire Fill Alert (does not apply to spare tire)
- HD Rear Vision Camera (Not available with (ZW9) pickup bed delete. Removed with (UV2) HD Surround Vision.)
- Seat trim, Vinyl
- OnStar Services capable (See onstar.com for details and limitations. Services vary by model. Service plan required.)
- Window, power front, drivers express up/down
- Four wheel drive
- Brake lining wear indicator
- Assist handles, front A-pillar mounted for driver and passenger, rear B-pillar mounted
- Wheels, 18" (45.7 cm) 8-spoke painted steel, Silver Extended (STD) (Requires single rear wheels.)
- Seat, rear 60/40 folding bench (folds up), 3-passenger (includes child seat top tether anchor) (Not available with Regular Cab model.)
- Transfer case, two-speed electronic shift with push button controls (Requires 4WD models.)
- Headlamps, Animated LED projectors, LED turn signals and Daytime Running Lamps
- Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety)
- Bed Step, Black integrated on forward portion of bed on driver and passenger side (Not available with (ZW9) pickup bed delete.)
- Seat adjuster, passenger 4-way manual
- Front Pedestrian Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
- Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
- Tailgate, standard (Deleted with (ZW9) pickup bed delete.)
- Steering column, Tilt-Wheel, manual with wheel locking security feature
- Tailgate, gate function manual, no lift assist (Deleted with (ZW9) pickup bed delete.)
- Audio system feature, 6-speaker system (Requires Crew Cab or Double Cab model.)
- OnStar Basics (OnStar Fleet Basics for Fleet) Drive confidently with core OnStar services including remote commands, built-in voice assistance, real-time traffic and navigation, and Automatic Crash Response to help if you're in need. (Requires (UE1) OnStar. OnStar Basics includes remote commands, Navigation, Voice Assistance, and Automatic Crash Response, for eligible vehicles with compatible software. OnStar Basics is standard for 8 years; OnStar plan, working electrical system, cell reception and GPS signal required. OnStar links to emergency services. Service coverage varies with conditions and location. Service availability, features and functionality vary by device and software version. See onstar.com for details and limitations.)
- Bumper, front chrome lower
- Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)
- Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
- Exterior Temperature Display located in radio display
- Automatic Emergency Braking (Included and only available with (PDI) Sierra HD Pro Safety.)
- Seat Belt Adjustable Guide Loops, front row only (Included and only available on Crew Cab and Double Cab models. Not available with (ZW9) pickup bed delete.)
- Wireless Phone Projection for Apple CarPlay and Android Auto
- Windows, power rear, express down (Not available on Regular Cab models.)
- Door locks, power
- Lane Departure Warning (Included and only available with (PDI) Sierra HD Pro Safety.)
- Audio system, GMC Infotainment System with 7" diagonal color touch-screen, AM/FM stereo with seek-and-scan and digital clock, includes Bluetooth streaming audio for music and select phones; featuring wireless Apple CarPlay and Android Auto capable (STD)
- Suspension Package (Not available with (X31) Off-Road Package.)
- Daytime Running Lamps LED signature lighting
- Indicator-Seat Belt WARNING, Rear Seat (Requires Crew Cab or Double Cab model.)
- Taillamps, LED Signature Tail, Incandescent Brake, Turn & Reverse Lamps (Requires single rear wheels.)
- StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
- Pro Preferred Equipment Group
- Convenience Package
- Back-up alarm calibration
- Pickup bed, delete
- Rear Camera Kit
- Capped Fuel Fill
- Jet Black, Cloth seat trim
- Spare tire delete
- Power outlet, instrument panel, 120-volt
- Bumper, rear, delete
- Upfitter switch kit, (5)
- Mirror, inside rearview auto-dimming
- Battery, auxiliary, 700 cold-cranking amps/70 Amp-hr
- Colorado, Connecticut, Delaware, Maine, Maryland, Massachusetts, Minnesota, Nevada, New Jersey, New Mexico, New York, Oregon, Pennsylvania, Rhode Island, Vermont and Washington state requirements
- Summit White
- Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass
- License plate kit, front
- Single Rear Wheels
- Lamps, Smoked Amber roof marker, (LED)
- Skid Plates
- Alternator, 220 amps
- Snow Plow Prep/Camper Package
- Defogger, rear-window electric
- Glass, deep-tinted
- CUSTOMER DIALOGUE NETWORK
- View All
Body Details
Manufacturer
Body Type
Service Truck
Body Model
SLU98-SW
Body Material
Steel
Body Length
8' 2"
Body Width
77.5"
Body Height
40"
Body Inside Width
48.5"
Body Weight
1046 lbs.
Compartment Description
"A" Compartment Layout - Both Sides
Compartment Depth
14.5"
Floor Description
Treadplate
Floor Material
Steel
Lighting Type
LED
Lighting Location
Exterior
Tailgate Type
Slam Action
Hitch Type
Receiver
Hitch Size
2"
Alarm Type
Back Up
SL Service Body Features
Reading’s SL service bodies feature the premium materials and quality construction Reading is famous for at an exceptional value. The SL is available in 98" single rear wheel, 108" and 132" dual rear wheel configurations. Both are available in standard and low-profile designs. You can get even more storage space with the Reading Spacemaker® option.
Every SL service truck body moves through our exclusive E-coat primer and powder coat finish process for outstanding rust and corrosion resistance. In addition, the SL service body offers numerous standard features and options, including Dual-Pro® door seals, an Aluma-Fill fuel cup, stainless steel rotary locks, a slam-action tailgate and much more.
Made in America and backed by our 6-year warranty, the SL service body offers unbeatable value.
Body Installed by
Unicell
170 Cordell Rd
Schenectady, NY 12303
Disclaimer:
*$749.00 Dealer Administrative Charge is not included in advertised price. All prices and offers are before state, city and county tax, tag, title and license fees. Out of state buyers are responsible for all state, county, city taxes and fees, as well as title/registration fees in the state that the vehicle will be registered. All prices and offers include all rebates and incentives which the dealer retains unless otherwise specifically provided. Dealer not responsible for errors and omissions; all offers subject to change without notice, please confirm listings with dealer. Vehicles may have dealer installed accessories not included in the online price. Any dealer installed accessories are extra.**All vehicles may not be physically located at this dealership but may be available for delivery through this location. Transportation charges may apply. Please contact the dealership for more specific information. All vehicles are subject to prior sale. Tax, title, license (unless itemized above) are extra. Not available with special finance, lease and some other offers.