Part numbers listed below indicate interchangeable parts. These parts share the same size, parameter, function and compatibility. However, please note that items from different brands may have minor variations.
K6643 - FALCON AUTOMOTIVE, MOOG CHASSIS PRODUCTS, PRECISION CHASSIS
18384, 18-384 - RARE PARTS
532670, 532-670, 53-2670 - DORMAN
IK6643 - INGALLS ENGINEERING