Description
At a Glance
Designed for trailers and RVs with tapered axles up to 8000 lbs, this VEVOR Electric Trailer Brake Kit 8000lbs 1 sets features upgrade your brake system, automatic brake adjustment, and easy installation. Key specs: Compatible Trailer Weight: 8000 lbs / 3629 kg; Material: SPHC & Q235; Brake Size: 12.25 x 3.375 in / 311.5 x 85.72 mm; Package Contents: Single Set (2 Brake Shoes); Flange Bolt Count: 4, PCD 5 inches / 125 mm, 7/16-20UNF (Length.
Heavy-Duty Brake Pair: 12.25 x 3.375 in for 8,000 lb Axles
This VEVOR electric trailer brake kit is rated for 8,000 lb (3,629 kg) axles and includes a single set of 2 brake shoes. Each 12.25 x 3.375 in (311.5 x 85.72 mm) assembly uses SPHC and Q235 steel and mounts on a 4-bolt flange with a 5 in (125 mm) PCD.
Which Trailer Weight Is This For?
For 8,000 lb axles, this 1-pair order is the heavy-duty middle step in the 12.25 x 3.375 in line. If your trailer is rated at 10,000 lb, the 2-pair 12.25 x 3.375 in kit doubles the brake count; for 6,000-7,000 lb axles, the 12″ x 2″ assemblies are the lighter-duty choice.
12.25 x 3.375 Inch Trailer Electric Brake Kit for 8000 lbs Axles
RVs and trailers with axle capacities up to 8,000 pounds can use the 12.25-by-3.375-inch brake units included with the VEVOR trailer electric brake kit. This size ensures that medium- to heavy-duty trailers can stop reliably, giving drivers precise control no matter what kind of load they are carrying.
Trailer Electric Brake Kit: 1 Pair Self-Adjusting Brake Assemblies for Easy Maintenance
You won’t have to keep adjusting the brakes by hand because this kit comes with two electric drum brake systems that can do it for you. Even when pulling a heavy load or towing a lot, the smart, self-adjusting mechanism keeps the brake shoe-to-drum gap at the right level. This helps the brakes on your trailer work well and respond quickly.
Fits Most Trailers and RVs with 4 Holes on a 5 Inch Bolt Circle
Your RV or trailer needs 4 holes on a 5-inch bolt circle to use the VEVOR trailer electric brake kit. It works with a wide range of trailers, even recreational vehicles, thanks to the way the bolts are set up.
Automatic Brake Adjustment for Consistent Gap and Responsiveness
A brake adjustment in the trailer’s electric brake kit maintains the distance between the brake shoes and the drum. This keeps the brakes smooth and fast, even when stopping quickly or often. The system stays in the right place longer because it is automatic, and the stop parts don’t wear out unevenly.

Performance & Applications






















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