2018 GMC Heavy Conventional: trims, real prices & how to pick yours

3 builds left the factory as a 2018 Heavy Conventional, each a different combination of engine, transmission and body identified by the first eight characters of its VIN. The 3 main configurations sell for $16,999–$31,295 today.

  • 3 main configurations
  • 2,740 vehicles built
  • 59 for sale right now
  • $16,999–$31,295 typical price range

Which Heavy Conventional is yours?

Enter a VIN — the 17 characters on the windshield or the title — and we’ll match it to its exact factory configuration, typical price and equipment.

Works with any VIN — a different year or model takes you straight to its own page.

Pick your Heavy Conventional

What actually differs

92.5 IN. BBC Heavy Conventional Steel · 4WD 92.5 IN. BBC Heavy Conventional Steel
Engine 5.8L 6-cyl 5.7L 8-cyl
Fuel Diesel Gasoline
For sale right now 10 1
Vehicles built 566 73
Same on every 2018 Heavy Conventional
  • Drivetrain Four-wheel drive
  • Body Truck-Tractor
  • Typical price today $21,487
Will it hold value?

A Heavy Conventional typically keeps about 55% of its price over 5 years — a 5-year-old one runs about $12,695 today.

Heavy Conventional depreciation by year →

Safety, in plain English

What 1GTH6CEN-J means

1GT H6CEN · J
1GT
the World Manufacturer Identifier GMC registered — assembled in the United States
H6CEN
together encode the Heavy Conventional line — Truck-Tractor, 5.8L 6cyl, Four-wheel drive — as GMC filed it, these five characters are read as one block, not letter by letter
J
in position 10 — model year 2018
9, 11–17
differ on every car: check digit, plant code and the serial number

Already looking at a specific Heavy Conventional?

Paste its VIN — we’ll open that exact car’s page: its configuration, market position and every listing we’ve tracked.

2018 GMC Heavy Conventional prices →