At a Glance
- >Axle capacity: 3500 lb
- >Bolt pattern: 5 on 5.5
- >Brake size: 10 inch x 2.25 inch
- >Backing plate bolt spacing: 2.875 inch center to center
- >Axle tube diameter: approximately 2.375 inch
- Brand: R & P Carriages
- SKU: 94555-B-IMP
Before You Order
Match the part number, measurements and connection points that apply to your trailer.
Fitment Check
| Bearings | Match inner and outer bearing numbers. |
|---|---|
| Seal | Match the seal number or dimensions. |
| Bolt Pattern | Verify the complete lug pattern. |
| Brake Size | Confirm when applicable. |
Product Details
Basic Trailer Brake Add On Kit – 3500 lb Axle – 5 on 5.5 Bolt Pattern
Part Number: 94555-B-IMP
This basic electric drum brake kit allows you to add brakes to one 3500 lb trailer axle that already has a welded brake flange. It includes drums, backing plates, bearings, seals, hardware, and dust caps.
Commonly used when converting a trailer without brakes or when adding brakes to a second axle on a tandem conversion.
Reference Images
 5 on 5.5 bolt pattern reference |
 3500 lb spindle identification |
 Required welded brake flange | |
Confirmed Fitment
- Axle capacity: 3500 lb
- Bolt pattern: 5 on 5.5
- Brake size: 10 inch x 2.25 inch
- Backing plate bolt spacing: 2.875 inch center to center
- Axle tube diameter: approximately 2.375 inch
- Standard or EZ Lube spindles
Compatible with most Dexter, AL KO, AXIS, Quality, and similar 3500 lb axles. A four hole brake flange must already be welded to the axle tube.
Kit Contents
- (2) Electric brake backing plates – left and right
- (2) 10 inch brake drums with races installed
- Complete brake hardware set including shoes, magnets, springs, and levers
- Mounting hardware for backing plates including special 7 sixteenth inch nuts
- (2) Inner grease seals – 10 19 size
- (2) Inner bearings – L68149
- (2) Outer bearings – L44649
- (2) EZ Lube style dust caps
- (10) Lug nuts – one half inch by twenty thread
Important Notes
- This kit services one axle only
- Trailer must already have a welded brake flange
- Verify bolt pattern before ordering
- Not for 5200 lb, 6000 lb, or 7000 lb axles
- Not for small 2000 lb or 2200 lb axles
Basic Kit Clarification
This is a basic brake kit. Basic kits are intended for adding brakes to an axle or replacing existing brake components. Complete kits are used when adding brakes for the first time and may include additional components.
CUSTOMER PROOF
What customers say about parts like this.
Selected from R&P customer feedback for Hub / Drum products and related trailer service.
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Hub / Drum
★★★★★GOOGLE REVIEW
“I've ordered lots of trailer repair parts from them, always fast service, well packed, and the right parts. I highly recommend.”
★★★★★GOOGLE REVIEW
“Would like to say thanks to everyone at R and P Carriages parts were delivered fast and with the very helpful staff, the right parts were sent the first time. Thanks Happy Holiday's.”
★★★★★GOOGLE REVIEW
“Received swivel d-ring tie down 4 days after my wife ordered them , great price and came with backing plates. I received exactly what I paid for, thanks for the great service. Chris Davis , Mooresville NC”
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