This Monroe 65482 gas-charged shock absorber is a perfect fit for your Freightliner Thomas School Bus Magnum. It is made of high-quality steel material with a screw-on mounting style. The shock absorber's collapsed length is 17.43 inches, while the extended length is 28.45 inches, with a travel length of 11.02 inches. The shock absorber is easy to replace, and it comes with mounting hardware and features 100% accuracy of fit. This gas-charged shock absorber has a single pipe shock absorber system and is designed for front left and right placement on your vehicle. It is not a universal fit, but it is a performance part that guarantees you a smooth and comfortable ride.