30,000-Cycle High-Tensile Steel • Starting at $89+ • Groton, MA Dispatch
Broken Garage Door Torsion & Extension Spring Replacement in Groton, MA
Loud bang in your Groton, MA garage? We replace snapped torsion and extension springs on-site in a single visit using high-cycle ASTM A229 oil-tempered spring steel matched to your exact door weight. Our mobile garage door workshops serve Groton, MA, primary hub Westford, MA (01886), and the 5 surrounding communities of Chelmsford, Littleton, Acton, Carlisle, Groton.
- ✓ Dual high-cycle torsion spring replacement (rated for 25,000–35,000 cycles)
- ✓ Precision IPPT torque calibration and zero-gravity manual balance testing
- ✓ Center bearing plate, end bearing brackets & 7x19 aircraft cable inspection
- ✓ Same-day 24/7 emergency dispatch across Groton (01886) & Chelmsford