This is the replacement Gear Set for the 2070 & 2075 Servo. FEATURES: Complete gear set for the Traxxas 2070 (TRAM2070) or 2075 servo YOU WILL RECEIVE: Four servo gears and bearings and instruction sheet REQUIREMENTS: Installation on the 2070 or 2075 Traxxas servo tlw 9/5/07 ir/jxs &