4-Pack 9K-10K Electric Trailer Brake Set Self Adjust

MAT Electric Trailer Brake Set, Left & Right, 9K-10K, Self Adj, 12-1/4″ X 3-3/8″, 77-1210-04 These electric brake assemblies are designed to fit 9,000 lb-10,000 lb. general duty trailer axles with a seven hole brake flange. Fully assembled with shoes, springs, and magnets attached to the backing plate. Self adjust brakes automatically adjust to deliver optimum performance and braking power with very little maintenance. Set includes two left brake assembly and two right brake assembly. These are self adjusting brake assemblies. Commonly used on Utility Trailers, Car Hauler Trailers, Camper Trailers, Cattle Trailers, & Horse Trailers. Compatible With Dexter Part Number K23-450-00(LH) / K23-451-00(RH) Compatible with Dexter axles. Includes: 2- MAT Electric Brake Assembly, Left Hand, 9K-10K, Self Adjust, 12-1/4″ X 3-3/8″ (77-1210-1) 2- MAT Electric Brake Assembly, Right Hand, 9K-10K, Self Adjust, 12-1/4″ X 3-3/8″ (77-1210-2) Specifications: Type: Drum Brakes Brake Type: Electric (Self-Adjust) Drum Diameter: 12-1/4″ Drum Width: 3-3/8″ 16″ – 17.5″″ Wheels 7 Hole Brake Flange Mounting Hardware Not Included MAT 77-1210-04 Product Information The electric brakes on your trailer are similar to the drum brakes on your automobile. The basic difference is that your automotive brakes are actuated by hydraulic pressure while your electric trailer brakes are actuated by an electromagnet. Increase the life of your trailer, by only using MAT’s top of the line, durable, quality replacement parts.