New 2025 GMC Sierra 3500 Crew Cab 4WD Reading SLU108-DW 9' Service Truck
Chassis Details
Vehicle Options
- JET BLACK VINYL SEAT TRIM
- GLASS DEEP-TINTED
- 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)
- PRO PREFERRED EQUIPMENT GROUP includes standard equipment
- SUMMIT WHITE
- DEFOGGER REAR-WINDOW ELECTRIC
- TIRES LT235/80R17E ALL-TERRAIN BLACKWALL (STD)
- UPFITTER SWITCH KIT (5) Provides 3-30 amp and 2-20 amp configurable circuits to facilitate installation of aftermarket electrical accessories. Kit with all required parts will be shipped loose with the truck for installation by the dealer or upfitter at customer expense. Installation instructions and technical assistance available at www.gmupfitter.com.
- MIRROR INSIDE REARVIEW AUTO-DIMMING
- SEATS FRONT 40/20/40 SPLIT-BENCH with covered armrest storage and under-seat storage (lockable) (STD)
- REAR AXLE 3.73 RATIO
- LICENSE PLATE KIT FRONT
- USB PORTS (2) CHARGE-ONLY REAR
- REAR CAMERA KIT Kit includes camera fixed position bracket & 19 ft cable with attachment clips. Rear camera radio calibration provided from the factory. See Upfitter Integration Bulletin for installation instructions at www.gmupfitter.com
- SKID PLATES protect the oil pan front axle and transfer case
- WHEELS 17 (43.2 CM) PAINTED STEEL (STD)
- SPARE TIRE DELETE (STD)
- ALTERNATOR 220 AMPS
- 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 wired Android Auto and Apple CarPlay capability for compatible phones (STD)
- MIRRORS OUTSIDE POWER-ADJUSTABLE VERTICAL TRAILERING with heated and auto-dimming upper glass lower convex mirrors turn signal indicators puddle lamps (U12) perimeter lighting auxiliary lighting power folding/manual extending (extends 3.31 [84.25mm]) Black Includes (DD8) auto-dimming rearview mirror.)
- CONVENIENCE PACKAGE includes (AKO) tinted glass (C49) rear-window defogger and (DBG) power trailer mirrors with heated upper glass and manual extending/folding
- POWER OUTLET INSTRUMENT PANEL 120-VOLT (400 WATTS)
- SNOW PLOW PREP PACKAGE includes (KW5) 220-amp alternator includes increased front GAWR on Heavy Duty models (NZZ) skid plates (transfer case and oil pan) pass through dash grommet hole and roof emergency light provisions. Contact GM Upfitter Integration at www.gmupfitter.com for plow installation details and assistance and includes (KW5) 220-amp alternator
- TRANSMISSION ALLISON 10-SPEED AUTOMATIC (STD)
- Lane Departure Warning
- Front Collision Mitigation
- Front Collision Warning
- Automatic Highbeams
- Keyless Start
- Locking/Limited Slip Differential
- Four Wheel Drive
- Tow Hooks
- Power Steering
- ABS
- 4-Wheel Disc Brakes
- Steel Wheels
- Tires - Front All-Terrain
- Tires - Rear All-Terrain
- Daytime Running Lights
- Integrated Turn Signal Mirrors
- Automatic Highbeams
- AM/FM Stereo
- MP3 Capability
- Bluetooth Connection
- Auxiliary Audio Input
- Smart Device Integration
- Bluetooth Connection
- Bluetooth Connection
- Smart Device Integration
- WiFi Hotspot
- Split Bench Seat
- Vinyl Seats
- Rear Bench Seat
- Floor Mats
- Adjustable Steering Wheel
- Power Windows
- Power Windows
- Power Windows
- Power Door Locks
- Keyless Entry
- Power Door Locks
- Cruise Control
- Power Outlet
- A/C
- Front Collision Mitigation
- Front Collision Mitigation
- Front Collision Warning
- Traction Control
- Stability Control
- Daytime Running Lights
- Driver Air Bag
- Passenger Air Bag
- Front Side Air Bag
- Front Head Air Bag
- Rear Head Air Bag
- Passenger Air Bag Sensor
- Tire Pressure Monitor
- Driver Restriction Features
- Telematics
- Requires Subscription
- Front Collision Warning
- Lane Departure Warning
- Navigation System
- Telematics
- Requires Subscription
- View All
Body Details

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.

***See dealer for details. Not available with special financing, lease and some other offers. Dealer discount available for everyone. Tax, tag, title, license and $995.00 dealer administration fees are extra. While great effort is made to ensure the accuracy of the information on this site, errors do occur so please verify information with a customer service rep. This is easily done by calling us at (561) 463-3820 or by visiting us at the dealership.
**With approved credit. Terms may vary. Monthly payments are only estimates derived from the vehicle price with a 72 month term, 4.9% interest and 20% downpayment.
The Manufacturer’s Suggested Retail Price excludes tax, title, license, dealer fees and optional equipment. Dealer sets final price.