Ultima Suspension is an Australian company that specializes in the design and manufacture of shock absorbers for cars, vans, utes, and 4x4s. The company was founded in 2000 and has quickly become one of the leading brands of suspension in Australia. Ultima shock absorbers are known for their high quality, durability, and performance. They are designed and tested in Australia to withstand the harsh conditions of Australian roads. Ultima shock absorbers are also backed by a 3-year/100,000km warranty. Specifications: OD 268mm Height 45.1mm Max. Thickness 12mm Min Thickness 10mm Centre Hole 60mm Stud/PCD 5x105mm