Dexter D52 5,200 lb Electric Brake Trailer Axle Kits
The Dexter D52 5,200 lb Electric Brake Trailer Axle is built for dependable performance on equipment trailers, utility trailers, landscape trailers, cargo trailers, car haulers, dump trailers, agricultural trailers, and other medium-duty applications. Manufactured in the USA, this complete axle features 12″ x 2″ electric brakes, pre-installed hub and drum assemblies with a 6 on 5.5″ bolt pattern, a durable painted finish, a cambered 3″ round axle tube, and Dexter E-Z Lube spindles for simplified bearing maintenance.
Available in four kit configurations and multiple hub face and spring center sizes, you can choose the package that best fits your trailer repair, axle replacement, or new trailer build. Every kit includes genuine Dexter components engineered to work together for dependable performance and long service life.
Free shipping in the lower 48 states.
Compare Kit Options
Select the trailer axle package that best matches your trailer repair, replacement, or new trailer build requirements.
← Swipe left/right to compare all kit options →
| Included Components | Axle Only | Suspension Kit | Build Kit | Running Gear Kit |
|---|---|---|---|---|
| Dexter 5,200 lb Electric Brake Axle | ✓ | ✓ | ✓ | ✓ |
| Double-Eye Leaf Springs | — | ✓ | ✓ | ✓ |
| U-Bolt Kit | — | ✓ | ✓ | ✓ |
| Single-Axle Hanger Kit | — | — | ✓ | ✓ |
| 15″ 6-Lug Wheels | — | — | — | ✓ |
| ST225/75R15 Radial Trailer Tires | — | — | — | ✓ |
Axle Only: Includes a genuine Dexter 5,200 lb electric brake trailer axle with pre-installed electric brakes, hub and drum assemblies, and Dexter E-Z Lube spindles. Ideal for replacing an existing trailer axle while reusing your current suspension.
Suspension Kit: Adds double-eye leaf springs and a U-bolt kit for replacing worn suspension components along with the axle.
Build Kit: Includes everything in the Suspension Kit plus a complete single-axle hanger kit for new trailer builds and complete suspension replacements.
Running Gear Kit: Our most complete package, adding matching 15″ wheels and ST225/75R15 radial trailer tires for a near bolt-on running gear solution.
Build Kit and Running Gear Kit configurations are commonly selected for complete trailer builds and major trailer rebuilds, while Axle Only and Suspension Kit options are popular for repairs and partial upgrades.
Choose Your Axle Size (Hub Face / Spring Center)
Select the hub face (HF) and spring center (SC) measurements that match your trailer frame and suspension setup for proper alignment, wheel positioning, tire clearance, and safe towing performance.

Hub Face (HF): Measured from the wheel mounting surface of one hub to the wheel mounting surface of the opposite hub.
Spring Center (SC): Measured from the center of one spring seat to the center of the opposite spring seat.
Available in:
- 73″ HF / 58″ SC
- 85″ HF / 70″ SC
- 89″ HF / 74″ SC
- 95″ HF / 80″ SC
Not sure which axle size you need? Read our How to Measure a Trailer Axle Guide or contact us and we’ll help verify your measurements before you order.
Why Choose Dexter?
- Made in America
- Complete electric brake axle with pre-installed hub and drum assemblies
- 12″ x 2″ electric brakes
- Cambered axle beam for improved tire wear
- Dexter E-Z Lube spindles for easier maintenance
- Heavy-duty 3″ round axle tube
- Five-Year Limited Warranty
Common Applications
- Equipment Trailers
- Utility Trailers
- Landscape Trailers
- Cargo Trailers
- Car Haulers
- Dump Trailers
- Agricultural Trailers
- Custom Trailer Builds
Need Help?
Need help selecting the correct hub face, spring center, or kit configuration? Our knowledgeable team is happy to help verify fitment before you order.
Call or Text: (602) 292-9690
Email: sales@johnsontrailerparts.com















