M-Parts 2 Pairs of Self-Adjusting 12-1/4" X 3-3/8" (12.25" X 3.375") Electric Trailer Drum Brake Assemblies Kit for 9,000/10,000 Lbs (9K/10K) Trailer Axles; 2 LH (B1210E-11) + 2 RH (B1210E-12)

Key features

•M-Parts 2 Pairs of Self-Adjusting 12-1/4" X 3-3/8" (12.25" X 3.375") Electric Trailer Drum Brake Assemblies Kit For 9,000/10,000 Lbs (9K/10K) Trailer Axles; 2 LH (B1210E-11) 2 RH (B1210E-12); 4 Included
•Dimensions: 12-1/4" (12.25") Diameter X 3-3/8" (3.375") Wide
•7 Bolt Mounting Flange Pattern; Easy to Install
•Fits: 15 Inch or Larger Wheels, 16 Inch Wheel 16-1/2 Inch Wheel 17 Inch Wheel 17-1/2 Inch Wheel

BrandM-Parts

CategoryTrailer Brakes

M-Parts 2 Pairs of Self-Adjusting 12-1/4" X 3-3/8" (12.25" X 3.375") Electric Trailer Drum Brake Assemblies Kit for 9,000/10,000 Lbs (9K/10K) Trailer Axles; 2 LH (B1210E-11) + 2 RH (B1210E-12)

List Price: $421.94$379.75DEALYou Save: $42.19 (10%)

Free shippingFree Returns – 30 daysFree Order CancellationSecure Payment2–3 Days DeliveryGet It June 25, 2026In Stock (2)No marketing spamNo account requiredFulfilment by FedEx / Amazon / UPS / ShipwirePayPal / Card Buyer Protection

Related products

CheeMuii

CheeMuii Semi Truck Air Lines Kit 12 FT 3 in 1 ABS Electric Power Line Air Hoses with Gladhands, Handles, Holder and Tender Spring Kit for Semi Truck Trailer Tractor

List: $160.04$144.04DEAL

Lippert

Lippert Replacement Adjustment Screw Kit for RV Trailer Electric Brake Assembly

List: $7.76$6.98DEAL

eCustomhitch

2-Pk 12 in. x 2 Trailer Brake Hub Drum Kit w/Bearings Seal Cap Lugs (6 on 5.5)

List: $221.12$199.01DEAL

VEVOR

$VEVOR Electric Trailer Brake Assembly, 12\" x 2\", 2 Pairs Self-Adjusting Electric Brakes Kit for 7000 lbs Axle, 5-Hole Mounting, Backing Plates for Braking System Part Replacement (2 Right + 2 Left)$

VEVOR Electric Trailer Brake Assembly, 12\" x 2\", 2 Pairs Self-Adjusting Electric Brakes Kit for 7000 lbs Axle, 5-Hole Mounting, Backing Plates for Braking System Part Replacement (2 Right + 2 Left)

List: $218.24$196.42DEAL

LIBRA

$LIBRA Trailer Hub Drum Kits 5 on 4.5\" B.C. w/ 10\" x2-1/4 Self-Adjusting Electric Brakes for 3500 Lbs Axle$

LIBRA Trailer Hub Drum Kits 5 on 4.5\" B.C. w/ 10\" x2-1/4 Self-Adjusting Electric Brakes for 3500 Lbs Axle

List: $267.88$241.09DEAL

AEagle

$AEagle 4Pcs 10\" x 2-1/4\" Electric Trailer Brake Assemblies for 3,500lbs, Left and Right$

AEagle 4Pcs 10\" x 2-1/4\" Electric Trailer Brake Assemblies for 3,500lbs, Left and Right

List: $208.05$187.25DEAL

VEVOR

$VEVOR Electric Trailer Brake Assembly, 10\" x 2-1/4\", 2 Pairs Self-Adjusting Electric Brakes Kit for 3500 lbs Axle, 4-Hole Mounting, Backing Plates for Brake System Part Replacement (2 Right + 2 Left)$

VEVOR Electric Trailer Brake Assembly, 10\" x 2-1/4\", 2 Pairs Self-Adjusting Electric Brakes Kit for 3500 lbs Axle, 4-Hole Mounting, Backing Plates for Brake System Part Replacement (2 Right + 2 Left)

List: $203.69$183.32DEAL

LIBRA

LIBRA 12-1/4" x 3-3/8" Trailer Electric Brake Assembly Pair for 9K-10K lbs axle - 21008

List: $323.01$290.71DEAL