UMI Performance A206-275 Viking Front Double Adjustable Coilover Kit Spring - 275lb

The UMI Performance A206-275 is a Viking-built front double adjustable coilover kit designed as a direct bolt-on upgrade for 4th Gen GM F-Body platforms. This kit combines ride height adjustability with fully independent compression and rebound damping control, all in a single, complete package suited for drag racing, street driving, autocross, and road course use.

Key Features:

• 19-way independent compression and rebound adjustment — 361 total valving combinations for precise tuning across any driving environment
• Direct bolt-on installation — no fabrication or modification required
• 2-1/2" ID standard coilover springs — lightweight, high quality, and Made in the USA
• 275 lb/in spring rate — optimized for trailered drag cars with extreme weight reduction
• Tool-free damping adjustment — simply click compression and rebound adjusters by hand
• Spanner wrench ride height adjustment — height changes take just a few minutes per side with the shock remaining mounted
• Thrust bearing kit included — placed between the spring and spring seat for smoother, easier height adjustments
• Every shock built, dyno tested, and serialized in Lakeville, Minnesota by Viking Performance
• Rebuildable shocks — can be serviced at Viking or any authorized Viking rebuild center

Kit Contents:

• (2) Front double adjustable Viking coilover shocks
• (2) Front coilover springs — 275 lb/in rate
• Spanner wrench for ride height adjustment
• Thrust bearing kit for easier spring seat rotation during adjustment

Available Spring Rate Options (sold separately by variant):

• 275 lb/in — Trailered drag car; extreme weight reduction required
• 300 lb/in — General drag race use
• 350 lb/in — General street use
• 550 lb/in — Handling, autocross, and corner carving

Sold as a complete front set. Thrust washers and spanner wrench are included and highly recommended — height adjustment without the thrust bearing kit is not advised.