Chat with us, powered by LiveChat 1981-1986 Jeep CJ Vehicle Identification Number (VIN) Decoder | Quadratec Skip to main content
Reference

1981-1986 Jeep CJ VIN numbers can be found in a few different places. They can be on the driver's side firewall near the brake master cylinder, on the driver's side dash or near the parking brake lever on the inside body panel. It can also be found on the windshield wiper motor cover inside the Jeep.


Character
   
1st
1 = USA
Country
2nd
J = Jeep
Make
3rd
C = MPV
E = Export LHD
F = Export RHD
Type
4th
B = 151ci
L = 232ci
C = 258ci
H = 304ci
F = Diesel
Engine
5th
B = Auto, Floor
A = Auto, Column
M = 4 speed
N = 5 speed
Transmission
6th & 7th
85 = CJ-5
86 = CJ-6
87 = CJ-7
88 = CJ-8
Model
8th
A = 3,750 lbs
E = 4,150 lbs
GVW
(Gross Vehicle Weight)
9th
Check #
Check #
10th
B = 1981
C = 1982
D = 1983
E = 1984
F = 1985
G = 1986
Year
11th
T = Toledo
Plant
12th to 17th
######
SSN
(Sequential Serial Number)

Courtesy of Jeepfan.com


Top Jeep Articles

  • June 30, 2025
  • 4 min read
Expert Review: Quadratec Performance 3" Stainless Steel Dual Exhaust System For Jeep Gladiator JT
Upgrade your 2020–2025 Jeep Gladiator JT with a stainless steel dual exhaust system that delivers aggressive sound, improved throttle response, and head-turning style — all with easy bolt-on installation.
READ MORE
  • June 30, 2025
  • 6 min read
How To Put Bigger Tires On Your Jeep
If you have your eye on some larger tires for your vehicle, here is what you need to know.
READ MORE
  • June 27, 2025
  • 4 min read
Seven Slot Dispatch — 6.27.25
Weekly Jeep-related news items from around the industry and community.
READ MORE
  • June 25, 2025
  • 5 min read
How To Choose The Right Winch
Deciding on which winch is best for you should be more scientific than just as large as possible.
READ MORE
  • June 20, 2025
  • 4 min read
Seven Slot Dispatch — 6.20.25
Weekly Jeep-related news items from around the industry and community.
READ MORE
  • June 19, 2025
  • 4 min read
Jeep Towing Q&A
Everything Jeep Owners Need to Know About Hauling Campers, Trailers & Gear
READ MORE
  • June 16, 2025
  • 4 min read
How To Clean Your Jeep's Neoprene Seat Covers
While easy to install and remove, these comfortable protective items do need a little attention when washing to ensure a long lifespan.
READ MORE