| 1987-1988 YJ Chart |
| |
| Position |
Interpretation |
Code=Description |
| 1 |
Country of Origin |
1 = United States |
| 2 |
Make |
J = Jeep |
| 3 |
Vehicle Type |
C = MPV |
| D = Incomplete Vehicle |
| 4 |
Engine Type |
C = 4.2L (258 Cu. In.) 6-Cylinder |
| H = 2.5L (150 Cu. In.) 4-Cylinder TBI (Gasoline) |
| U = 2.5L (150 Cu. In.) 4-Cylinder 1 Bbl. (Gasoline) |
| 5 |
Transmission/ (Transfer Case) |
L = 5=Speed Manual Floor Shift (Part Time 4WD) |
| X = 4-Speed Manual Floor Shift (Part Time 4WD) |
| B = Auto Floor Shift (Part Time 4WD) |
| E = Auto Column Shift (Part Time 4WD) |
| J = Auto Column Shift (Full Time 4WD) |
| A = Auto Column Shift (2WD) |
| 6 |
Body Style |
81 = Wrangler |
| 7 |
Weight Rating |
J or M = 3001 - 4000 lbs |
| 1 or 2 = 4001 - 5000 lbs |
| 8 |
Check Digit |
Manufacturer Assigned |
| 9 |
Model Year |
H = 1987 |
| J = 1988 |
| 10 |
Assembly Plant |
J = Brampton, Ontario, Canada |
| L = Toledo, Ohio Plant No. 1 |
| P = Toledo, Ohio Plant No. 2 |
| T = Toledo, Ohio |
| 11 |
Sequential Serial Number |
Production Sequence - Six Digit Number |