Gear Engineering

Top 10 global gear heat treatment factories in 2025, featuring PairGears and leaders in precision, durability, and OEM solutions.

Discover the top 10 global gear manufacturers in 2025, from PairGears’ precision custom runs to giants like ZF and Gleason.

Gear tolerance isn't just about tight fits. Learn how tolerance stacking, cost, and assembly influence the performance of precision transmission gears.

Discover China’s top 5 precision gearmakers—including NGC, Fast Group, China Gear Motions, Shanghai Automobile Gear Works, and PairGears.

Explore the critical role of aircraft fuel pump gears in aviation, detailing their function, precision requirements, and applications in modern aircraft systems.

Learn the four most common gear failures — wear, pitting, fracture, backlash — and how preventive design and maintenance ensure gear reliability.

Explore how advanced gear technology in Valtra tractors enhances performance, efficiency, and durability in agricultural machinery. Learn about the critical role gears play in these high-performance vehicles.

Gear ratios are key in power transfer and motion in mechanical systems. Learn how PairGears uses them to optimize machinery performance across industries.

Pressure angle shapes gear design, affecting load, efficiency, and functionality across applications.

Helical and spur gears have unique structural differences suited to distinct applications. This article compares their strengths and helps in choosing the right gear for specific needs.

Replacing gears involves careful analysis of costs and benefits, including downtime and maintenance. At PairGears, we focus on quality to enhance operational efficiency and ensure long-term durability.

Gear replacement poses challenges like incorrect sizing, material issues, and poor installation. PairGears offers custom solutions to ensure accurate fit, durability, and optimal system performance.

Learn when to replace truck gears to avoid costly repairs. Explore key signs, factors affecting wear, and choose durable replacements with PairGears' reliable solutions.

Explore the main reasons customers request gear redesigns — from performance upgrades to cost savings — and how PairGears delivers tailored solutions.