Many vehicle manufacturers recommend changing differential gear oil as often as 24,000-48,000 miles/ 39,000-78,000 km, or even sooner.
Gear oil lubricated differentials are found in two-wheel drive and four-wheel drive pickup trucks and SUVs, as well as rear-wheel-drive passenger cars and vans. Periodic replacement of the gear oil is specified by vehicle manufacturers to maintain the performance and longevity of the differential.
Over-extended gear oil service can:
Complete replacement of the old differential fluid, in accordance with manufacturer recommended intervals.
Using Wynn’s high-performance synthetic gear oil and state of the art Wynn’s DiffServ™ Differential Fluid Service Machine, the advantages include: