OER ® 1359273 - Speedometer Drive Gear RCA Voyager Pro Tablet with Keyboard Case - New La Speedometer Gear 1362048 40 Tooth Speedometer Driven Gear. Made to Exceed OEM quality; Great fit and function, requires 1.9" or 2.07" OD housing for the... Great fit and function, requires 1.9 or 2.07 OD housing for the 34-39 tooth gears. Long lasting SPEEDO DRIVE GEAR. AUTO 39 TOOTH BR | Shop Speedometer Cables and Drive 39 Tooth Speedometer Driven gear 1359273 for 700R4, TH400, NP208, and TH350 type with a 2” speedometer hole.