Royal Purple 01301 Max Gear 75W-140 Synthetic Gear Oil - 1 Quart

Royal Purple

<p>Founded in 1986 by synthetic oil developer John Williams, Royal Purple has built a reputation as a leader in high-performance synthetic lubricants. The company manufactures lubricants for automotive, industrial, marine, and racing applications, with a singular focus on developing products that outperform conventional synthetic and mineral-based oils. Operating from a 125,000 square foot production facility in Porter, Texas, Royal Purple holds a federal trademark for the exclusive use of purple containers for lubricants, making their distinctive packaging instantly recognizable to enthusiasts and professionals alike.</p><h3>Advanced Synerlec Additive Technology</h3><p>Royal Purple's team of formulators brings over 200 years of combined experience in developing high-performance lubricants, including the proprietary Synerlec additive technology that delivers superior film strength, increased viscosity, and improved bonding properties. This technology produces improved combustion, better fuel economy, reduced emissions, and less component wear. The brand's commitment to innovation has made Royal Purple a trusted choice for race car drivers, certified mechanics, and performance enthusiasts who demand more from their lubricants.</p><h3>Comprehensive Product Line for Every Application</h3><p>Royal Purple's product portfolio spans multiple critical vehicle systems. Their <a href="/600-royal-purple-engine-oil-12138">engine oil</a> lineup features premium synthetic formulations that exceed the toughest industry standards, offering enhanced protection against low-speed pre-ignition in modern turbocharged GDI engines while delivering exceptional oxidation resistance and deposit control. The company also produces gear oil, transmission fluid, power steering fluid, and industrial lubricants for bearing, engine, and hydraulic applications.</p><p>For drivetrain protection, Royal Purple offers specialized solutions including <a href="/600-royal-purple-differential-oil-12137">differential oil</a> formulated to eliminate gear and bearing wear even under extreme loads. Their Synchromax manual transmission fluid is recommended for transmissions that specify automatic transmission fluid or light-viscosity oils, and is also ideal for transfer cases and 2-cycle motorcycle gearboxes. Royal Purple's <a href="/600-royal-purple-automatic-transmission-fluid-11387">automatic transmission fluid</a> delivers smooth shifting performance across a wide temperature range, while their <a href="/600-royal-purple-manual-transmission-fluid-13630">manual transmission fluid</a> products reduce gear noise and improve shift quality with proprietary synthetic formulations.</p><h3>Why Performance Enthusiasts Choose Royal Purple</h3><p>What sets Royal Purple apart is their exclusive focus on synthetic technology. Unlike brands that produce both conventional and synthetic oils, Royal Purple dedicates all research and development efforts to creating state-of-the-art synthetic lubricants. This specialization has earned the brand loyalty among motorsports competitors, including NASCAR and NHRA teams, as well as everyday drivers seeking maximum protection and performance. Whether you're maintaining a daily driver, building a high-performance engine, or protecting heavy-duty equipment, Royal Purple's scientifically engineered formulations deliver measurable improvements in power output, engine longevity, and operational efficiency.</p>