Overhauling all types of cars - differentials - manual gearbox - double gears - tightening. A Saudi technician is overseeing his work and things are going well, praise be to God. Take a look, and God willing, you won't regret it. I will serve you as you command. Installment plans and official electronic invoices are available. A glimpse of the prices: 1/ GMC 6-speed overhaul: 3500 SAR without the chip (it rarely breaks). Warranty: 6 months to 1 year. 2/ GMC 4-speed overhaul: 2500 SAR. Warranty: 6 months. 3/ Oren, Avalon, Lexus: 3500 SAR. Warranty: 6 months. 4/ Accent, Sefety: 3500 SAR. Warranty: 3 months.