Manual Transmissions - GearOil Lab

Manual Transmissions

Shift Feel Secrets: Why the Wrong Fluid Makes a Good Gearbox Feel Broken

incorrect fluid causes shifting issues

Keen to keep your gearbox smooth? Discover how the wrong fluid can secretly cause shifting problems and how to fix them.

GearOil Lab Team
March 18, 2026

Manual Transmissions

GL-4 vs GL-5 in Manual Transmissions: The Compatibility Truth

gear oil compatibility differences

Learn the key differences between GL-4 and GL-5 gear oils and why choosing the wrong one can impact your manual transmission’s performance.

GearOil Lab Team
March 18, 2026

How Much Quicker Is The Newest Version Of Tesla FSD? This Test Put It Against Old Software To Find Out

General

How Much Quicker Is The Newest Version Of Tesla FSD? This Test Put It Against Old Software To Find Out

Recent testing shows Tesla's latest FSD Beta V12 significantly outperforms previous…

GearOil Lab Team
August 8, 2026

DEWALT Cordless Drills Compared: Which Model Is Best for 2026?

General

DEWALT Cordless Drills Compared: Which Model Is Best for 2026?

Compare the DEWALT 20V MAX Cordless Drill Driver Set (A) and (B) to find the best fit…

GearOil Lab Team
August 8, 2026

Milwaukee Lineup Compared: Which Model Should You Buy in 2026?

Industrial Gearboxes & Reliability

Milwaukee Lineup Compared: Which Model Should You Buy in 2026?

Compare the Milwaukee M18COMPACT Hammer Drill and M18 FUEL Drill/Driver to find the…

GearOil Lab Team
August 8, 2026

Listen To A Former CAT Engineer Explain Why Inline-Sixes Are Better Than V8s For Hard Work

Manual Transmissions

Listen To A Former CAT Engineer Explain Why Inline-Sixes Are Better Than V8s For Hard Work

A former Caterpillar engineer details why inline-six engines are superior to V8s for…

GearOil Lab Team
August 8, 2026