2" ID, .243 Wire, 37" LW Torsion Spring

This left-wind torsion spring is designed for residential sectional garage door systems that require a 2" inside diameter and .243 wire size. The 37" overall length provides consistent torque to properly counterbalance the door, supporting smooth lifting and controlled closing during regular operation.

Key Specifications

Inside Diameter: 2"
Wire Size: .243"
Overall Length: 37"
Wind Direction: Left-Wind
Material: Oil-Tempered Spring Steel

Factory-Installed Cones

This torsion spring includes winding and stationary cones pre-installed from the factory. Pre-assembled cones help reduce preparation time during installation and support faster, more efficient spring replacement.

Application Compatibility

Suitable for residential and light commercial sectional garage doors using standard 2" torsion shaft assemblies. The spring’s wire size and extended length provide balanced torque output to help maintain proper door alignment and dependable performance.

Part Number

2-243-37L – 2" inside diameter, .243 wire size, 37" length, left-wind torsion spring with winding and stationary cones installed.

Safety Notice

Garage door torsion springs are under extreme tension. Improper handling can result in serious injury or property damage. Installation and adjustment should only be performed by trained professionals using proper tools and safety procedures.