AFCO trackpack, steel, non-adjustable, with Schrader valve, for tuning with gas pressure, 7" bodies are now grooved for coil-over hardware and 9" are grooved for kit 20125A-7R for 2 5/8" coils and 20125a-7KR for 5" coils. 7" shocks compressed length 12.95" and extended 18.85". 9" compressed 14.95" and extended 22.85". Kit contains 2375-3, 2373-5, 2399-2D, 2393-5,for slick track.