Checkout your drivers side door jam sticker.
Under the heading of 'SPR'. It will say something like 'BBKK'. The 1st pair of letters are the front torsion bar codes - the 2nd set are the rear spring codes.
Use the following for part #'s if you want to replace and/or upgrade things:
Front Torsion Bar Codes:
= F67A-5B326-FA (RH) & F67A-5B327-FA (LH)
= F57A-5B326-BC (RH) & F57A-5B327-BC (LH)
= F57A-5B326-FC (RH) & F57A-5B327-FC (LH)
Rear Spring Codes:
General Door Tag Information:
Not every sticker is the same layout, this is only a general idea.
1. Exterior Paint Color Code
2. Region Code
3. Special Order Code
4. Wheelbase Code
5. Brakes Code
6. Interior Trim Color Code
7. Tape/Paint Pinstripe Code
8. Radio Code
9. Axle Code
10. Transmission Code
11. Spring Code
2003 Black Extended Cab - 4x4 Ranger, Supercharged 4.0 Liter SOHC, 4.88 Yukon Gears, Torsen Front LSD, Powertrax No-Slip Rear Locker, Goodyear MT/R's w/ Kevlar (35x12.5x15's), Trailready Aluminum Beadlocks, RCD Coilover Suspension Lift, PA Body Lift, SCT XCalibrator 3, Custom HID Projector Retrofit, Black Billet Grill, Magnaflow Stainless Steel Cat-back Dual rear exit exhaust, Viper car alarm, with perimeter sensor & remote start-I'm running out of room...but many other mods!
Last edited by logan03CO; 12-28-2012 at 05:03 AM.