CVT Reliability Guide: What Kills a Continuously Variable Transmission (and How to Make Yours Last 200,000 Miles) The Continuously Variable Transmission, or CVT, is a type of automatic transmission that eschews fixed gear ratios in favor of a seamless, stepless power delivery system. Unlike a traditional automatic with planetary gearsets or a manual with a…
CVT Maintenance Guide: Extend Transmission Life with These 7 Essential Service Steps The continuously variable transmission (CVT) is a type of automatic transmission. It uses a belt-and-pulley system instead of fixed gears to deliver seamless power. Unlike conventional automatics with discrete gear ratios, the CVT keeps the engine at its most efficient RPM. The pulleys…
Best Transmission Mount: How to Choose, Compare, and Install the Right One A transmission mount is a mechanical component that secures the gearbox to the vehicle’s chassis or subframe, acting as the structural bridge between the drivetrain and the body. It is typically constructed from a metal bracket bonded to a rubber or polyurethane bushing,…
Best Differential Fluid: Complete Guide to Gear Oil, LSD Additives, and DIY Service Differential fluid is the specialized gear oil that lubricates the gears, bearings, and clutch packs inside your vehicle’s differential—the mechanical component that allows your wheels to rotate at different speeds when cornering. Unlike engine oil, which circulates through a pressurized system, differential…
Best Transmission Additive: What Actually Works (And What to Avoid) Transmission additives are chemical compounds designed to modify the properties of automatic transmission fluid (ATF) or manual gearbox oil. These products fall into two broad categories: friction modifiers that alter shift feel, and seal conditioners that rejuvenate aged rubber gaskets. Unlike a fluid change, which…
Best Throwout Bearing: How to Choose the Right Release Bearing for Your Clutch The throwout bearing — also called a release bearing — is the small but critical hydraulic or mechanical component that disengages your clutch when you press the pedal. It sits at the input shaft of the transmission, riding on the clutch fork,…
AWD vs 4WD Explained: Which Drivetrain Actually Fits Your Driving? The drivetrain is the mechanical system that transfers power from your engine to the road, and choosing between AWD vs 4WD is one of the most consequential decisions you will make when buying a vehicle. All-wheel drive (AWD) systems use a center differential to distribute…
DOT 3 vs DOT 4 vs DOT 5: The Complete Brake Fluid Guide (And Why DOT 5.1 Changes Everything) The brake fluid in your car is the silent workhorse of your entire braking system. It is a hydraulic fluid—a specialized liquid designed to transfer the force from your foot on the pedal directly to the…
The Complete Cold Air Intake Guide: What It Does, What It Costs, and Whether You Actually Need One A cold air intake is an aftermarket performance modification. It replaces a vehicle’s factory air box and restrictive intake tubing with a larger-diameter, smoother pipe and a cone-shaped, high-flow air filter. Its stated purpose is to pull…
Brake Pad Buying Guide: How to Choose the Right Pads for Your Car The brake pad is the single most important safety component in your vehicle’s stopping system — a friction device that converts kinetic energy into heat to slow your wheels. Every time you press the pedal, two pads clamp against the rotor with…