Shop Dexter and Rockwell American trailer axles for utility trailers, cargo trailers, landscape trailers, boat trailers, and equipment trailers. Find idler axles, electric brake axles, tandem axle kits, triple axle kits, and axle parts in multiple capacities and configurations.
Johnson Trailer Parts offers trailer axles from 2,000 lb to 30,000 lb capacities, including popular sizes like 3,500 lb, 5,200 lb, 6,000 lb, and 7,000 lb. Browse complete axle kits, replacement axles, and matching axle parts built for dependable towing performance.
Dexter axles are known for E-Z Lube spindles, friction-welded spindles, and precision camber. Rockwell American axles, a Dexter company, are trusted for durable construction and dependable trailer performance.
Trailer Axles
Showing 1–15 of 62 results
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Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer Axles
Dexter 3,500 lb Idler Trailer Axle Kit with Leaf Springs & U-Bolt Kit
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer AxlesDexter 3,500 lb Idler Trailer Axle Kit with Leaf Springs & U-Bolt Kit
Complete Dexter 3,500 lb idler trailer axle kit with idler hubs, double-eye leaf springs, and U-bolt kit. Choose your hub face / spring center size for the right fit. Features a 5 on 4.5 bolt pattern and Dexter E-Z Lube spindles. Free shipping in the lower 48 states.
SKU: DEX-3500-IDLER-KIT -
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer Axles
Dexter 3,500 lb Idler Trailer Axle Kit with Leaf Springs, U-Bolt Kit & Hanger Kit
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer AxlesDexter 3,500 lb Idler Trailer Axle Kit with Leaf Springs, U-Bolt Kit & Hanger Kit
Complete Dexter 3,500 lb idler trailer axle kit with leaf springs, U-bolt kit, and hanger kit. Choose your hub face and spring center size for the right fit. Features Dexter E-Z Lube spindles and a 5 on 4.5 bolt pattern. Free shipping in the lower 48 states.
SKU: DEX-3500-IDLER-KIT-HANGER -
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer Axles
Dexter 3,500 lb Idler Trailer Axle Kit with Hanger Kit, 15” 5-Lug Wheels & ST205/75R15 Radial Tires
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer AxlesDexter 3,500 lb Idler Trailer Axle Kit with Hanger Kit, 15” 5-Lug Wheels & ST205/75R15 Radial Tires
Complete Dexter 3,500 lb idler trailer axle kit with leaf springs, U-bolt kit, hanger kit, 15” 5-lug wheels, and ST205/75R15 radial trailer tires. Choose your hub face and spring center size for the right fit. Features Dexter E-Z Lube spindles and a 5 on 4.5 bolt pattern. Free shipping in the lower 48 states.
SKU: DEX-3500-IDLER-KIT-HANGER-WT -
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer Axles
Dexter 3,500 lb Electric Brake Trailer Axle Kit with Leaf Springs & U-Bolt Kit
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer AxlesDexter 3,500 lb Electric Brake Trailer Axle Kit with Leaf Springs & U-Bolt Kit
Complete Dexter 3,500 lb electric brake trailer axle kit with leaf springs and U-bolt kit. Choose your hub face and spring center size for the right fit. Features Dexter E-Z Lube spindles, 10” x 2-1/4” electric brakes, and a 5 on 4.5 bolt pattern. Free shipping in the lower 48 states.
SKU: DEX-3500-BRAKE-KIT -
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer Axles
Dexter 3,500 lb Electric Brake Trailer Axle Kit with Hanger Kit
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer AxlesDexter 3,500 lb Electric Brake Trailer Axle Kit with Hanger Kit
Complete Dexter 3,500 lb electric brake trailer axle kit with leaf springs, U-bolt kit, and hanger kit. Choose your hub face and spring center size for the right fit. Features Dexter E-Z Lube spindles, 10” x 2-1/4” electric brakes, and a 5 on 4.5 bolt pattern. Free shipping in the lower 48 states.
SKU: DEX-3500-BRAKE-KIT-HANGER -
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer Axles
Dexter 3,500 lb Electric Brake Trailer Axle Kit with Hanger Kit, 15” 5-Lug Wheels & ST205/75R15 Radial Tires
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer AxlesDexter 3,500 lb Electric Brake Trailer Axle Kit with Hanger Kit, 15” 5-Lug Wheels & ST205/75R15 Radial Tires
Complete Dexter 3,500 lb electric brake trailer axle kit with leaf springs, U-bolt kit, hanger kit, 15” 5-lug wheels, and ST205/75R15 radial trailer tires. Choose your hub face and spring center size for the right fit. Features Dexter E-Z Lube spindles, 10” x 2-1/4” electric brakes, and a 5 on 4.5 bolt pattern. Free shipping in the lower 48 states.
SKU: DEX-3500-BRAKE-KIT-HANGER-WT -
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer Axles
Dexter 3,500 lb Tandem Trailer Axle Kit with Electric Brake Axle, Idler Axle, Springs, U-Bolt Kits & Tandem Hanger Kit
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer AxlesDexter 3,500 lb Tandem Trailer Axle Kit with Electric Brake Axle, Idler Axle, Springs, U-Bolt Kits & Tandem Hanger Kit
Complete Dexter 3,500 lb tandem trailer axle kit with (1) electric brake axle, (1) idler axle, (4) double-eye leaf springs, (2) U-bolt kits, and (1) tandem hanger kit. Choose your hub face and spring center size for the right fit. Features Dexter E-Z Lube spindles, 10” x 2-1/4” electric brakes, and a 5 on 4.5 bolt pattern. Free shipping in the lower 48 states.
SKU: DEX-3500-TANDEM-KIT -
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer Axles
Dexter 3,500 lb Tandem Trailer Axle Kit with Electric Brake Axle, Idler Axle, 15” 5-Lug Wheels & ST205/75R15 Radial Tires
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer AxlesDexter 3,500 lb Tandem Trailer Axle Kit with Electric Brake Axle, Idler Axle, 15” 5-Lug Wheels & ST205/75R15 Radial Tires
Complete Dexter 3,500 lb tandem trailer axle kit with (1) electric brake axle, (1) idler axle, (4) double-eye leaf springs, (2) U-bolt kits, (1) tandem hanger kit, and (4) 15” 5-lug wheels with ST205/75R15 radial trailer tires. Choose your hub face and spring center size for the right fit. Free shipping in the lower 48 states.
SKU: DEX-3500-TANDEM-KIT-WT -
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer Axles
Dexter 3,500 lb Tandem Trailer Axle Kit with Dual Electric Brake Axles, Springs, U-Bolt Kits & Tandem Hanger Kit
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer AxlesDexter 3,500 lb Tandem Trailer Axle Kit with Dual Electric Brake Axles, Springs, U-Bolt Kits & Tandem Hanger Kit
Complete Dexter 3,500 lb tandem trailer axle kit with (2) electric brake axles, (4) double-eye leaf springs, (2) U-bolt kits, and (1) tandem hanger kit. Choose your hub face and spring center size for the right fit. Features Dexter E-Z Lube spindles, 10” x 2-1/4” electric brakes, and a 5 on 4.5 bolt pattern. Free shipping in the lower 48 states.
SKU: DEX-3500-TANDEM-DUALBRAKE-KIT -
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer Axles
Dexter 3,500 lb Tandem Trailer Axle Kit with Dual Electric Brake Axles, 15” 5-Lug Wheels & ST205/75R15 Radial Tires
Dexter 3,500 lb Axles, Dexter Trailer Axles, Trailer AxlesDexter 3,500 lb Tandem Trailer Axle Kit with Dual Electric Brake Axles, 15” 5-Lug Wheels & ST205/75R15 Radial Tires
Complete Dexter 3,500 lb tandem trailer axle kit with (2) electric brake axles, (4) double-eye leaf springs, (2) U-bolt kits, (1) tandem hanger kit, and (4) 15” 5-lug wheels with ST205/75R15 radial trailer tires. Choose your hub face and spring center size for the right fit. Free shipping in the lower 48 states.
SKU: DEX-3500-TANDEM-DUALBRAKE-KIT-WT -
Brake Components, Lighting & Wiring, Trailer Parts
12V Electric Trailer Brake Breakaway Kit
The Trailer Parts Pro® 12V Electric Trailer Brake Breakaway Kit provides a complete, prewired safety system designed to activate your trailer’s brakes automatically if separated from the tow vehicle. Perfect for 1–2 axle trailers, this kit features a built-in 5-amp charger that keeps the battery fully charged, plus an LED push-to-test indicator to display charge status at a glance. Housed in a side-mounted, front-loading box, the kit is DOT-compliant and easy to install for dependable braking security.
SKU: BA10-150
SKU: BA10-150 -
Axle Parts, Hanger Kits, Tandem Axle Kits, Trailer Axles
Tandem Axle Hanger Kit – For 2″ Slipper Springs | 3,500–8,000 lb Axles
Axle Parts, Hanger Kits, Tandem Axle Kits, Trailer AxlesTandem Axle Hanger Kit – For 2″ Slipper Springs | 3,500–8,000 lb Axles
The Trailer Parts Pro™ Tandem Axle Hanger Kit is a complete, heavy-duty suspension hardware solution for trailers using 2″ wide slipper leaf springs. Designed for 3,500–8,000 lb tandem axle setups, this kit includes all components required for reliable installation — providing smooth axle articulation, even load distribution, and dependable towing performance. Featuring 4″ tall hangers and short rectangular equalizers (E4541), this setup delivers balanced movement, reduced wear, and lasting strength for equipment, cargo, and flatbed trailers.
SKU: APT6SE
SKU: APT6SE -
Axle Parts, Brake Components
10″ x 2-1/4″ Electric Drum Brake, Left Side – 3,500 lb Axle (Manual Adjust, 4-Bolt Mount, Black Painted Finish)
Axle Parts, Brake Components10″ x 2-1/4″ Electric Drum Brake, Left Side – 3,500 lb Axle (Manual Adjust, 4-Bolt Mount, Black Painted Finish)
***Left Side only***
The Trailer Parts Pro 10″ x 2-1/4″ Manual Adjust Electric Drum Brake (Left Side) is a premium replacement for 3,500 lb trailer axles. This durable, CSA-approved brake features a black-painted steel backing plate, semi-metallic brake shoes, and a pre-wired magnet for reliable stopping power. Designed for universal fit with Dexter, Rockwell, Hayes, and AL-KO setups. Includes mounting hardware and ready-to-install configuration for quick service and long-lasting performance.
SKU: EB01-100
SKU: EB01-100 -
Axle Parts, Brake Components
10″ x 2-1/4″ Electric Drum Brake, Right Side – 3,500 lb Axle (Manual Adjust, 4-Bolt Mount, Black Painted Finish)
Axle Parts, Brake Components10″ x 2-1/4″ Electric Drum Brake, Right Side – 3,500 lb Axle (Manual Adjust, 4-Bolt Mount, Black Painted Finish)
***Right Side only***
The Trailer Parts Pro 10″ x 2-1/4″ Manual Adjust Electric Drum Brake (Right Side) is a premium replacement for 3,500 lb trailer axles. This durable, CSA-approved brake features a black-painted steel backing plate, semi-metallic brake shoes, and a pre-wired magnet for reliable stopping power. Designed for universal fit with Dexter, Rockwell, Hayes, and AL-KO setups. Includes mounting hardware and ready-to-install configuration for quick service and long-lasting performance.
SKU: EB01-105
SKU: EB01-105 -
Axle Parts, Hubs, Spindles & Bearings
Dexter Hub & Drum Bearing and Seal Kit – For 3.5K Axles and #84 Spindles
Axle Parts, Hubs, Spindles & BearingsDexter Hub & Drum Bearing and Seal Kit – For 3.5K Axles and #84 Spindles
Genuine Dexter bearing and seal kit for 3,500-lb trailer axles with #84 spindles. Includes bearings, races, tang washer, grease seal, and cotter pin—everything needed to service one hub. Perfect OEM-quality replacement for Dexter/Rockwell American hubs and drums.
SKU: K71-717-00
SKU: K71-717-00
