News
How Many Oil Changes in a 55-Gallon Drum? Drum, Pail and Box Math for Shops
November 9, 2026 · RPS DistributorsA quick guide to how many oil changes you get from a 55-gallon drum, a 5-gallon pail and a 6-gallon box, so you can...
Heavy-Duty Brake Drum Sizes Explained: 16.5 x 7 vs 16.5 x 8-5/8 and How to Measure
November 9, 2026 · RPS DistributorsOrdering the wrong brake drum costs a truck a day off the road. Here is how heavy-duty drum sizes work and what to check...
0W-16 vs 0W-20 Motor Oil: What's the Difference and Can You Use 0W-20 Instead?
November 9, 2026 · RPS DistributorsMore new cars now call for 0W-16 instead of 0W-20. Here is what the numbers mean, which engines need it, and what to do...
Fifth Wheel Maintenance: A Winter Checklist for Safe Coupling
November 9, 2026 · RPS DistributorsIce, salt and grit make fifth wheels harder to operate and wear them faster. Here is a simple maintenance checklist.
Diesel Engine Oil Change Intervals: How Fleets Use Oil Analysis to Save Money
November 9, 2026 · RPS DistributorsChanging oil too early wastes money; changing it too late damages engines. Here is how fleets find the right interval.
Selling Car Air Fresheners: Best Sellers and Display Tips for Gas Stations
November 9, 2026 · RPS DistributorsAir fresheners are small, cheap to stock and sell all year. Here is how gas stations and c-stores can sell more of them.
Gladhands and Trailer Air Lines: How to Find and Fix Air Leaks
November 9, 2026 · RPS DistributorsA worn gladhand seal can cost hours at the dock. Here is how to find trailer air leaks fast and which parts to keep...
Heavy-Duty Coolant Maintenance: Testing, Topping Off and Avoiding Cooling Failures
November 9, 2026 · RPS DistributorsCoolant does more than stop freezing in a diesel engine. Here is how fleets keep it healthy and avoid expensive cooling system failures.
Hose Clamp Guide: Worm Gear vs T-Bolt vs Spring Clamps and How to Size Them
November 9, 2026 · RPS DistributorsA $1 hose clamp can cause a breakdown if it is the wrong type or size. Here is how to choose and install the...
Power Steering Fluid Guide: Types, Leaks and Winter Steering Problems
November 9, 2026 · RPS DistributorsStiff steering and a whining pump are common winter complaints. Here is how to pick the right fluid and deal with small leaks.
Grease Guide for Trucks and Equipment: Lithium vs Moly vs Synthetic
November 9, 2026 · RPS DistributorsUsing the right grease in the right place prevents wear and keeps trucks on the road. Here is a simple guide to grease types...
Heavy-Duty Truck Alternators and Starters: Signs of Failure and How to Choose
November 9, 2026 · RPS DistributorsElectrical failures leave trucks stranded, especially in winter. Here is how to spot a failing alternator or starter and pick the right one.