The threaded rod on the Roadmaster Exact Center Steering Stabilizer for Trucks, Jeeps, and Towed Cars part # RM72ZR with ends removed is 19-3/8" long. The eyelets can then be adjusted on the threaded rod so I can't provide overall length as it's a variable. view full answer...
The Kat's Heaters Custom Engine Block Heater part # KH11611 for the 258 c.i. engine in your 1978 Jeep Pickup will need to be installed in the "LR" position seen in the attached diagram. view full answer...
The Aluminum HWT Hi-Spec Series 03 Mod Trailer Wheel - 15" x 6" Rim # AM22646 is sold without caps having a 4.25" pilot diameter so the Trailer Wheel Center Cap # 425EZ, Lionshead Trailer Wheel Center Cap # LHCS108-SI60C, or the Americana Trailer Wheel Center Cap # AM90077 would all be compatible caps to consider.
Included are video resources with additional information on these options. view full answer...
Since there are no custom fit trailer hitches for your 1973 Jeep J4000 Pickup Truck you will want to look at the selection of weld-on truck hitches such as # 41990-07. You will need to determine the overall width of the Jeep frame from outside to outside and the how much space there is from the bottom of the frame down to clear the lower part of the rear bumper.
It is possible that hitch # 41990-07 will work for you. This hitch fits frames that are up to 44 inches wide. The brackets are... view full answer...