Gilmer Belt 300-L-075 30.0in x 3/4in

The Peterson Fluid Gilmer Belt 300-L-075 is a 30-inch synchronous drive belt engineered for precision power transmission in high-performance automotive and industrial applications. This 3/4-inch wide belt with 3/8-inch pitch delivers consistent torque delivery and reliable engagement across a wide range of engine speeds, making it a critical component for serpentine drive systems, supercharger installations, and custom cooling setups.

Gilmer-style synchronous belts are favored over traditional V-belts for their superior grip and minimal slippage. The 3/8-inch pitch specification means each tooth spacing is engineered to mesh precisely with OEM and aftermarket pulleys designed to this standard. The 30-inch length makes this belt suitable for compact configurations where space constraints demand efficient routing. At 0.12 lbs, the belt maintains a lightweight profile while retaining the structural rigidity required for sustained high-speed operation without degradation or heat buildup.

This belt is designed for builders and technicians restoring or upgrading cooling systems, supercharger drives, and accessory drive circuits on classic and modern vehicles. Whether replacing an original equipment belt or integrating into a custom serpentine configuration, the Peterson Fluid Gilmer Belt delivers the synchronous engagement and durability expected in performance engine builds. Verify pulley compatibility with the 3/8-inch pitch specification before ordering to ensure proper fitment and optimal power transfer efficiency.