Experience commanding bass with the Massive Audio GTR124—a rugged 12″ subwoofer built for precision and high-output performance. Featuring dual voice coils, reinforced construction, and overbuilt magnet design, it’s tailored for clean, powerful low-end delivery.\n
Key Features
- Power Handling (RMS): Up to 1,000 W (800 W ideal)
- Power Handling (Peak): 1,500 W
- Dual 4 Ω, 2.5″ high-temp voice coils (Made in the USA)
- Heavy-gauge steel basket with industrial finish
- Dual-stacked Y30 120 oz strontium ferrite magnets
- Textured pulp cone with resin + high-roll foam surround with MASSIVE logo
- Terminal case with copper wiring and woven tinsel leads
- X-Max: ~15 mm; Sensitivity: ~83 dB SPL @ 1 W/1 m; Fs: ~38 Hz
- Recommended sealed box: ~1 ft³
- Recommended ported box: 13.8″H × 20″D × 13.8″W (4″ × 10″ port)
- Mounting depth: ~7.24″; Cutout: ~10.71″; Weight: ~22 lb