The Mosler J-10 Sport was a one-off automobile

Automobile

An automobile, autocar, motor car or car is a wheeled motor vehicle used for transporting passengers, which also carries its own engine or motor...

 designed by Mosler Automotive

Mosler

Mosler Automotive is an American supercar manufacturer based in Florida. It was founded in 1985 by Warren Mosler as Consulier Industries, and manufactured the now-defunct Consulier GTP, which was later rebranded and updated as the Mosler Intruder/Raptor when the company spun off its automotive...

 and built mostly with existing General Motors parts.

The front half of the vehicle visually resembles that of the Jeep CJ

Jeep CJ

The Willys CJ is a public version of the famous Willys Military Jeep from World War II.The first CJ prototype was introduced in 1944 by Willys, and the same basic vehicle stayed in production through seven variants and three corporate parents until 1986.A variant of the CJ is still in production...

 and the rear half of the vehicle is taken from the Chevrolet

Chevrolet

Chevrolet , also known as Chevy , is a brand of vehicle produced by General Motors Company . Founded by Louis Chevrolet and ousted GM founder William C. Durant on November 3, 1911, General Motors acquired Chevrolet in 1918...

 S10 Pickup truck

Pickup truck

A pickup truck is a light motor vehicle with an open-top rear cargo area .-Definition:...

, although the frame and construction of the vehicle is mostly built from the latter of the two.