Speedmaster 180 lbs/in Spring Rate 12" Coil Over Shock Assemblies Adjustable Pair PCE494.1002

The Speedmaster PCE494.1002 coil over shock assemblies are a matched pair of adjustable suspension components designed for performance and custom vehicle builds. Each assembly features a 180 lbs/in spring rate and 12" length, providing controlled ride and handling tuning capability. These coil over shocks are ideal for automotive enthusiasts seeking adjustable suspension geometry and height control in street, strip, or off-road applications where precision damping and spring rates matter.

The adjustable design allows users to fine-tune ride height and compression characteristics to suit their specific build requirements. With a matched pair format, these assemblies ensure consistent performance across both suspension sides. The robust construction and grounded spring rate specification make these components suitable for custom hot rod builds, street performance vehicles, and engineering-focused suspension upgrades where reliable, repeatable suspension behavior is essential.

Key Features & Benefits

• 180 lbs/in Spring Rate: Precise spring rate specification for controlled suspension tuning and performance balance.
• 12" Length Assemblies: Fixed 12-inch overall length designed for fitment into compatible suspension mounting points.
• Adjustable Design: Tunable compression and height settings allow customization to match build and driving requirements.
• Matched Pair: Two assemblies delivered as a matched set for consistent side-to-side suspension performance.

Specifications

Ideal Applications

• Custom hot rod and street rod suspension builds
• Performance street car and track vehicle tuning
• Custom low-rider and show car suspension systems
• Off-road and buggy suspension applications