The 3-to-1 ratio provides mechanical power advantage necessary to remove any stubborn nut found on trucks

The cast iron cylinders and aluminum heads provide superior cooling

Model 7500

broad compatibility

Dill Trailer TPMS Kit w/ 4-Sensors for 0.453" Rim Hole, 1504-416 Angle_± 1-1/4 Deg. The 3-to-1 ratio provides mechanicalDill's 1504 416 Trailer TPMS kit is for a four wheel trailer with a 0. 453 inch rim hole. Features: Peace of mind, help prevent trailer accident Eliminate the guesswork by notifying you if your trailer tires are low Improve your gas mileage with proper tire pressure, reduce braking distance. Extended tire life, decrease tire wear Specs: Battery life: 5 to 7 years Maximum Cold Inflation Pressure: 144 psi (9. 93 Bar 993 kPa) Frequency: 433. 92 MHz High