1998 Chevrolet G2500 Performance   
- 4,300 cc 4.3 liters 6 V 90° front longitudinal engine with 101.6 mm bore, 88.4 mm stroke, 9.2 compression ratio, cast iron block, cast iron head, overhead valve, automatic valve adjustment and two valves per cylinder
- Unleaded fuel
- Fuel economy EPA highway (l/100km): 12.4
- Multi-point injection fuel system
- Main 117 liter fuel tank
- Heavy duty battery
- Power: 149 kW , 200 HP @ 4,400 rpm; 250 ft lb @ 2,800 rpm
  1998 Chevrolet G2500 Handling   
- ABS
- Two disc brakes including two ventilated discs
- Immobilizer
- Fullsize steel rim under body spare wheel
- Wishbone front suspension with stabilizer bar independent with coil springs , beam rear suspension rigid with leaf springs
  1998 Chevrolet G2500 Exterior   
- Front and rear separate black bumpers
- Day time running lights
- Driver and passenger externally adjustable chrome door mirrors
- External dimensions: overall length (mm): 5,555, overall width (mm): 2,012, overall height (mm): 2,096, ground clearance (mm): 203, wheelbase (mm): 3,429, front track (mm): 1,720, rear track (mm): 1,717 and curb to curb turning circle (mm): 13,777
- Conventional lens halogen bulb single headlights
- Heat reflective glass
- Gloss paint , metallic paint
- Rear black step
- Tinted glass
- Weights: gross vehicle weight rating (kg) 3,311, curb weight (kg) 2,200, gross trailer weight braked (kg) 1,814, gross trailer weight unbraked (kg) 454, front axle weight (kg) 1,624, rear axle weight (kg) 1,987, max legal load (kg) 1,111 and max trailer noseweight (kg) 227
- Two-speed windshield wipers with W/S wiper mist setting and variable intermittent wipe
  1998 Chevrolet G2500 Interior   
- Fixed mast antenna
- Front illuminated ashtray
- Stereo Delco audio system with AM/FM
- Cargo area dimensions: length (mm): 3,233, front width (mm): 1,918 and width between arches (mm): 1,336
- Cargo area light
- Cargo capacity: rear seat up; to lower window (liters): 0, rear seat down; to lower window (liters): 0, rear seat down (liters): 7,569, all seats in place (liters): 0 and all seats removed (liters): 7,569
- Rear cargo doors
- Front seats cigar lighter
- Digital clock
- Dashboard partial console with open storage box
- Courtesy lights with two switches
- Front seats cup holders
- Door pockets/bins for driver seat and passenger seat
- Floor covering: plastic/rubber in passenger compartment and plastic/rubber in load area
- Driver and passenger front airbag
- Bucket seat
- 3-point reel height adjustable front seat belts on driver seat and passenger seat
- Illuminated glove compartment with lid
- Head restraints on front seats
- Internal dimensions: front headroom (mm): 1,031, front hip room (mm): 1,621, front leg room (mm): 1,044 and front shoulder room (mm): 1,748
- Vehicle speed proportional power steering
- Rear view mirror
- Vinyl seat upholstery with additional vinyl
- Seating: two seats
- Two speakers
- Plastic steering wheel
- Ventilation system with four fan speeds