Eliminate one-wheel spinout while still allowing for un-locked cornering by replacing factory spider-gears with this heavy duty Detroit Locker. New, upgraded design with higher quality materials and improved machining. Installs with no re-shimming of differential gears required. Buy direct from the only stocking distributor in the US. We offer brand new 5 ton Detroit Lockers for stock 5 ton axles $1,050- In stock. Email or call for details.