USA standard Manual Bearing Kit 1988+ Ford/Mazda 5-SPD FWD with Synchros. M/T BEARING KIT 88 & UP & MAZDA 5SPD , FWD W/SYNCHROS .. USA Standard Gear manufactures a full line of top-quality transmission parts. You can count on USA Standard Gear to fulfill all your transmission, differential, and general replacement part needs. .