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The UMI Viking front coilover kit for 1959–1964 GM B‑body uses hybrid springs with a 19‑position double‑adjustable shock to provide independent compression and rebound tuning. Front spring rate choices of 450 or 550 lb accommodate small‑block or big‑block setups. The adjuster serves as the compressor and height is set with a spanner wrench and thrust bearing; shocks are built, dyno‑tested and serialized in Minnesota and made in the USA.
UMI Performance 59-64 GM B-Body Viking Front Coil Over Kit Double Adjustable- Bearing
