Detroit Axle - 4x4 Models Only - Both (2) Brand New Driver & Passenger Side Front Upper Ball Joint - Extended Crew Cab Only Extended Crew Cab Only Detroit Axle Suspension Control Arms are ready to meet the rigorous demands of today's foreign and domestic passenger cars, trucks and SUVs Detroit Axle is a leading supplier of ride control products to OE vehicle manufacturers Nationwide, that expertise translates to Detroit Axle's OE-quality