Performance Spring Set for Hellcat and Hellcat Pro

This Performance Spring Set directly addresses the heavy, gritty trigger take-up common to factory Springfield Hellcat and Hellcat Pro pistols. By replacing the factory striker block spring and sear spring with these matched components, pull weight drops to a consistent 4.75–5.5 lbs. This is a drop-in mechanical adjustment—no trigger shoe, sear, or striker replacement required. The result is a smoother, lighter pull that retains full ignition reliability for carry or competition use.

Compatibility

• Springfield Armory Hellcat (all variants)
• Springfield Armory Hellcat Pro (all variants)
• Will not fit Hellcat RDP or compensated models without verification

Key Features

• Drop-in replacement: no fitting, filing, or permanent modification
• Pull weight range: 4.75–5.5 lbs (verified with factory trigger assembly)
• Sear spring includes a felt-core vibration attenuator to reduce fatigue under live fire
• Recommended oil application to felt core every 3,000–5,000 rounds extends service life
• 100% US-sourced materials and manufacturing
• Balanced spring pair ensures consistent sear engagement and positive reset

Install Difficulty: 2/5

Moderate. Requires disassembly of the fire control unit, removal of factory springs, and reinstallation of these components. Tools needed: punch set, non-marring hammer, small flathead screwdriver, and a slave pin (or equivalent) for sear block reassembly. Armorer-level familiarity with striker-fired FCU disassembly is recommended. Estimated time: 15–30 minutes.

FAQ

Will this spring set affect trigger safety or drop safety?

No. This kit retains all factory safety mechanisms, including the striker block and sear engagement geometry. Pull weight reduction is achieved solely through spring rate changes, not sear profile modification. Standard drop-safety testing parameters are maintained.

Can I use this spring set with an aftermarket trigger shoe?

Yes, provided the shoe maintains factory sear geometry and does not alter the sear engagement angle or striker block timing. This kit is designed to function with the OEM trigger assembly; aftermarket shoes that modify these parameters may require additional tuning.

How often should I replace the springs?

Replace the sear spring every 10,000–15,000 rounds or when pull weight increases beyond 5.5 lbs. The striker block spring typically lasts longer—inspect for visible set or deformation at each cleaning. Applying oil to the felt core every 3,000–5,000 rounds will maximize sear spring life.

Shipping & Warranty: Ships within one business day via USPS Priority. This component carries a limited lifetime warranty against manufacturing defects. Springs are wear items—normal fatigue from use is not covered. See full warranty terms on our Returns & Guarantees page.