3874-99-354 3874-99-354 Ball Joint. The Make is FORD, MAZDA, Model is Courier, B1600, B1800, B2000, Rotary Pickup and year was for 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981. Product OE number LARYI. NO. LB187 REF. NO. 3874-99-354 Product basic information Fitting Position Front Axle Fitting Position left and right Conical Degree 1:8 Fitted Diameter ∅12.65 Outer Thread M12x1.25 Bady Hole 3-∅8.5 What the others number group such as 3874-99-354. 3874-99-354B 3874-99-354 0603-99-354A 0603-99-354B 387499354B 387499354 060399354A 060399354B 0603-34-540 D27Z-3049A D77Z-3049A 060334540 D27Z3049A D77Z3049A