The Spicer TTC 550978 is a tapered bearing for manual transmissions. Tapered bearings carry combined radial and thrust loads inside the transmission case, supporting shafts against both side and end thrust. This part carries the 550978 reference and cross-references to the same number in Tremec/TTC listings. If you are matching a bearing to a specific transmission model or a teardown, give us a call and we can help you confirm the right part number before you order. Sold by Pro Gear and Transmission.
Features
Spicer TTC part number 550978
Tapered roller bearing style for manual transmissions
Handles combined radial and thrust loads
Cross-reference: 550978
Sold by Pro Gear and Transmission
