A1 Cardone 27-7631N Remanufactured Power Steering Gear 100% computerized hydraulic testing measures for proper flow, leakage and performance to ensure perfect fit and function 100% new O-rings and lip seals ensure no leaking and long-lasting performance All critical components (campacs, spool valves, etc.) are triple-tested to ensure product reliability Units are supplied with 100% tested and calibrated pressure relief valves for guaranteed performance Shafts are surfaced to precise specifications to eliminate premature seal wear and extend gear life