
12K–16K Electric Trailer Brake Assembly — Left Hand (Driver Side) | 12.25" × 5" | 7-Bolt Flange
Upgrade your trailer braking system with this heavy-duty 12K–16K electric brake assembly. Built for demanding hauling applications, this driver-side unit delivers strong, reliable stopping power for large equipment, cargo, and commercial trailers. Designed for easy replacement, it helps restore safe and consistent braking performance quickly.
Note: Not compatible with Rockwell axles.
Brake Assembly Specifications
- Brake size: 12.25" × 5"
- Position: Left hand (driver side)
- Axle capacity: 12,000–16,000 lbs
- Mounting flange: 7-bolt pattern
- Compatibility: Fits most Dexter, TK, Lippert, Texas Pride, and similar axles
- Warranty: 1-year manufacturer warranty
What’s Included
- (1) 12K–16K electric brake assembly — driver side
Key Benefits
- Heavy-duty braking performance for large trailer loads
- Complete assembly makes replacement fast and simple
- Rear adjustment ports allow easy brake fine-tuning
- Strong, reliable stopping power under heavy use
- Designed for compatibility across multiple major axle brands
Installation Notes
Installation requires seven mounting bolts and two wire connections. Mounting hardware is sold separately.
This brake is not compatible with Rockwell axles.
Brake Burnishing Procedure
- New brakes must be burnished before regular use.
- Perform 20–30 controlled stops from approximately 40 mph down to 20 mph.
- Allow brakes to cool between each stop to ensure proper bedding and performance.
Ideal For
- Equipment trailers
- Heavy-duty utility trailers
- Flatbeds and cargo trailers
- Commercial and fleet trailers
Why Buy from The Trailer Parts Outlet?
- Fast shipping
- Bulk and wholesale options available
- High-quality heavy-duty brake components
- Expert support to help you choose the right parts
Order your 12K–16K electric trailer brake assembly today and restore dependable stopping power to your trailer.

12K–16K Electric Trailer Brake Assembly — Left Hand (Driver Side) | 12.25" × 5" | 7-Bolt Flange
Upgrade your trailer braking system with this heavy-duty 12K–16K electric brake assembly. Built for demanding hauling applications, this driver-side unit delivers strong, reliable stopping power for large equipment, cargo, and commercial trailers. Designed for easy replacement, it helps restore safe and consistent braking performance quickly.
Note: Not compatible with Rockwell axles.
Brake Assembly Specifications
- Brake size: 12.25" × 5"
- Position: Left hand (driver side)
- Axle capacity: 12,000–16,000 lbs
- Mounting flange: 7-bolt pattern
- Compatibility: Fits most Dexter, TK, Lippert, Texas Pride, and similar axles
- Warranty: 1-year manufacturer warranty
What’s Included
- (1) 12K–16K electric brake assembly — driver side
Key Benefits
- Heavy-duty braking performance for large trailer loads
- Complete assembly makes replacement fast and simple
- Rear adjustment ports allow easy brake fine-tuning
- Strong, reliable stopping power under heavy use
- Designed for compatibility across multiple major axle brands
Installation Notes
Installation requires seven mounting bolts and two wire connections. Mounting hardware is sold separately.
This brake is not compatible with Rockwell axles.
Brake Burnishing Procedure
- New brakes must be burnished before regular use.
- Perform 20–30 controlled stops from approximately 40 mph down to 20 mph.
- Allow brakes to cool between each stop to ensure proper bedding and performance.
Ideal For
- Equipment trailers
- Heavy-duty utility trailers
- Flatbeds and cargo trailers
- Commercial and fleet trailers
Why Buy from The Trailer Parts Outlet?
- Fast shipping
- Bulk and wholesale options available
- High-quality heavy-duty brake components
- Expert support to help you choose the right parts
Order your 12K–16K electric trailer brake assembly today and restore dependable stopping power to your trailer.

12K–16K Electric Trailer Brake Assembly — Left Hand (Driver Side) | 12.25" × 5" | 7-Bolt Flange
Upgrade your trailer braking system with this heavy-duty 12K–16K electric brake assembly. Built for demanding hauling applications, this driver-side unit delivers strong, reliable stopping power for large equipment, cargo, and commercial trailers. Designed for easy replacement, it helps restore safe and consistent braking performance quickly.
Note: Not compatible with Rockwell axles.
Brake Assembly Specifications
- Brake size: 12.25" × 5"
- Position: Left hand (driver side)
- Axle capacity: 12,000–16,000 lbs
- Mounting flange: 7-bolt pattern
- Compatibility: Fits most Dexter, TK, Lippert, Texas Pride, and similar axles
- Warranty: 1-year manufacturer warranty
What’s Included
- (1) 12K–16K electric brake assembly — driver side
Key Benefits
- Heavy-duty braking performance for large trailer loads
- Complete assembly makes replacement fast and simple
- Rear adjustment ports allow easy brake fine-tuning
- Strong, reliable stopping power under heavy use
- Designed for compatibility across multiple major axle brands
Installation Notes
Installation requires seven mounting bolts and two wire connections. Mounting hardware is sold separately.
This brake is not compatible with Rockwell axles.
Brake Burnishing Procedure
- New brakes must be burnished before regular use.
- Perform 20–30 controlled stops from approximately 40 mph down to 20 mph.
- Allow brakes to cool between each stop to ensure proper bedding and performance.
Ideal For
- Equipment trailers
- Heavy-duty utility trailers
- Flatbeds and cargo trailers
- Commercial and fleet trailers
Why Buy from The Trailer Parts Outlet?
- Fast shipping
- Bulk and wholesale options available
- High-quality heavy-duty brake components
- Expert support to help you choose the right parts
Order your 12K–16K electric trailer brake assembly today and restore dependable stopping power to your trailer.

12K–16K Electric Trailer Brake Assembly — Left Hand (Driver Side) | 12.25" × 5" | 7-Bolt Flange
Upgrade your trailer braking system with this heavy-duty 12K–16K electric brake assembly. Built for demanding hauling applications, this driver-side unit delivers strong, reliable stopping power for large equipment, cargo, and commercial trailers. Designed for easy replacement, it helps restore safe and consistent braking performance quickly.
Note: Not compatible with Rockwell axles.
Brake Assembly Specifications
- Brake size: 12.25" × 5"
- Position: Left hand (driver side)
- Axle capacity: 12,000–16,000 lbs
- Mounting flange: 7-bolt pattern
- Compatibility: Fits most Dexter, TK, Lippert, Texas Pride, and similar axles
- Warranty: 1-year manufacturer warranty
What’s Included
- (1) 12K–16K electric brake assembly — driver side
Key Benefits
- Heavy-duty braking performance for large trailer loads
- Complete assembly makes replacement fast and simple
- Rear adjustment ports allow easy brake fine-tuning
- Strong, reliable stopping power under heavy use
- Designed for compatibility across multiple major axle brands
Installation Notes
Installation requires seven mounting bolts and two wire connections. Mounting hardware is sold separately.
This brake is not compatible with Rockwell axles.
Brake Burnishing Procedure
- New brakes must be burnished before regular use.
- Perform 20–30 controlled stops from approximately 40 mph down to 20 mph.
- Allow brakes to cool between each stop to ensure proper bedding and performance.
Ideal For
- Equipment trailers
- Heavy-duty utility trailers
- Flatbeds and cargo trailers
- Commercial and fleet trailers
Why Buy from The Trailer Parts Outlet?
- Fast shipping
- Bulk and wholesale options available
- High-quality heavy-duty brake components
- Expert support to help you choose the right parts
Order your 12K–16K electric trailer brake assembly today and restore dependable stopping power to your trailer.

12K–16K Electric Trailer Brake Assembly — Left Hand (Driver Side) | 12.25" × 5" | 7-Bolt Flange
Upgrade your trailer braking system with this heavy-duty 12K–16K electric brake assembly. Built for demanding hauling applications, this driver-side unit delivers strong, reliable stopping power for large equipment, cargo, and commercial trailers. Designed for easy replacement, it helps restore safe and consistent braking performance quickly.
Note: Not compatible with Rockwell axles.
Brake Assembly Specifications
- Brake size: 12.25" × 5"
- Position: Left hand (driver side)
- Axle capacity: 12,000–16,000 lbs
- Mounting flange: 7-bolt pattern
- Compatibility: Fits most Dexter, TK, Lippert, Texas Pride, and similar axles
- Warranty: 1-year manufacturer warranty
What’s Included
- (1) 12K–16K electric brake assembly — driver side
Key Benefits
- Heavy-duty braking performance for large trailer loads
- Complete assembly makes replacement fast and simple
- Rear adjustment ports allow easy brake fine-tuning
- Strong, reliable stopping power under heavy use
- Designed for compatibility across multiple major axle brands
Installation Notes
Installation requires seven mounting bolts and two wire connections. Mounting hardware is sold separately.
This brake is not compatible with Rockwell axles.
Brake Burnishing Procedure
- New brakes must be burnished before regular use.
- Perform 20–30 controlled stops from approximately 40 mph down to 20 mph.
- Allow brakes to cool between each stop to ensure proper bedding and performance.
Ideal For
- Equipment trailers
- Heavy-duty utility trailers
- Flatbeds and cargo trailers
- Commercial and fleet trailers
Why Buy from The Trailer Parts Outlet?
- Fast shipping
- Bulk and wholesale options available
- High-quality heavy-duty brake components
- Expert support to help you choose the right parts
Order your 12K–16K electric trailer brake assembly today and restore dependable stopping power to your trailer.

12K–16K Electric Trailer Brake Assembly — Left Hand (Driver Side) | 12.25" × 5" | 7-Bolt Flange
Upgrade your trailer braking system with this heavy-duty 12K–16K electric brake assembly. Built for demanding hauling applications, this driver-side unit delivers strong, reliable stopping power for large equipment, cargo, and commercial trailers. Designed for easy replacement, it helps restore safe and consistent braking performance quickly.
Note: Not compatible with Rockwell axles.
Brake Assembly Specifications
- Brake size: 12.25" × 5"
- Position: Left hand (driver side)
- Axle capacity: 12,000–16,000 lbs
- Mounting flange: 7-bolt pattern
- Compatibility: Fits most Dexter, TK, Lippert, Texas Pride, and similar axles
- Warranty: 1-year manufacturer warranty
What’s Included
- (1) 12K–16K electric brake assembly — driver side
Key Benefits
- Heavy-duty braking performance for large trailer loads
- Complete assembly makes replacement fast and simple
- Rear adjustment ports allow easy brake fine-tuning
- Strong, reliable stopping power under heavy use
- Designed for compatibility across multiple major axle brands
Installation Notes
Installation requires seven mounting bolts and two wire connections. Mounting hardware is sold separately.
This brake is not compatible with Rockwell axles.
Brake Burnishing Procedure
- New brakes must be burnished before regular use.
- Perform 20–30 controlled stops from approximately 40 mph down to 20 mph.
- Allow brakes to cool between each stop to ensure proper bedding and performance.
Ideal For
- Equipment trailers
- Heavy-duty utility trailers
- Flatbeds and cargo trailers
- Commercial and fleet trailers
Why Buy from The Trailer Parts Outlet?
- Fast shipping
- Bulk and wholesale options available
- High-quality heavy-duty brake components
- Expert support to help you choose the right parts
Order your 12K–16K electric trailer brake assembly today and restore dependable stopping power to your trailer.