Trailer Kits

Southwest Wheel offers the trailer axle(s), leaf springs, u-bolt kits, hanger kits, fenders, fender backs, light kits, wheels and tires mounted, jacks, couplers, wiring, and safety chains. You supply the steel, wood, and frame and the know how to complete your custom built trailer. Save money and feel good about the trailer you built with the help of our Utility Trailer Kit.


Over 40 Utility Trailer Kits Available with Any Option You Need to Complete Your Custom Trailer.

7,000 lb. Tandem Brake Axle Trailer Kit
Free  FedEx  Ground Shipping and Volume Pricing

You have selected the tandem 7,000 lb. kit, one axle with electric brakes, fifteen inch Allstar ST20575D15C white spoke wheels and tires, a 2" ball A-frame 50° RAM Coupler, and matching RAM A-Frame Jack.  We have many different lengths of axles for your trailer.  We ask that you provide your desired outside frame width when placing your order.  Below is a complete bill of materials for the trailer kit you have selected.

Bill of materials for selected tandem 7,000 lb. trailer kit:

  • (1) 3,500 lb. trailer axle with 5-4.5" idler hubs (Some assembly required)

  • (1) 3,500 lb. trailer axle with 10" electric brakes 5-4.5" drums (Some assembly required)

  • (4) Four leaf double eye 25 1/4" leaf springs 1 3/4" wide

  • (2) 2 3/8" round u-bolt kit for 3,500 lb. axle including u-bolts, nuts, and plates

  • (1) Tandem hanger kit for 3,500 lb. axle including hangers, shackle bolts and nuts, shackle straps, and equalizers

  • (4) Fifteen inch Allstar ST20575D15C white spoke wheel and tire

  • (1) New! Optronic's One Diode LED Trailer light kit including tail lights, clearance lights, license plate bracket, and wire harness

  • (1) RAM 2" 50° A-frame coupler

  • (1) RAM A-frame jack

  • (2) Safety chains with weld on mounting brackets

  • (1) 7 way trailer end connector 

  • (40) 7 Way cable

  • (1) Breakaway kit with charger

Part Number: INTKITTNDM3501 | Total weight: 700 lb.

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Starting At
$1,635.99
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7,000 lb. Tandem Brake Torsion Axle Trailer Kit

You have selected the tandem 7,000 lb. Flexiride torsion axle kit with one electric brake with fifteen inch ST20575D15C white spoke wheels and tires, a 2" ball a-frame 50° RAM coupler, and matching RAM a-frame Jack.  We have many different lengths of axles for your trailer.  We ask that you provide your desired outside frame width when placing your order.  Below is a complete bill of materials for the trailer kit you have selected.

Bill of materials for selected tandem 7,000 lb. trailer kit:

  • (1) 3,500 lb. Flexiride Torsion Axle with idler hubs (Some assembly required)

  • (1) 3,500 lb. Flexiride Torsion Axle with electric brakes (Some assembly required)

  • (4) Fifteen inch ST20575D15C white spoke wheel and tire
  • (1) Trailer light kit including tail lights, clearance lights, license plate bracket, and wire with connection
  • (1) RAM 2" 50° A-frame coupler
  • (1) RAM A-frame jack
  • (2) Safety chains
  • (1) 7 Way trailer end connector
  • (40) 7 Way trailer cable
  • (1) Breakaway kit with charger

Part Number: INTFLEXKITTNDM3501 | Total weight: 800 lb.

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Starting At
$1,766.99
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7,000 lb. Tandem Brake Axle Trailer Kit (both axles with brakes)
Free  FedEx  Ground Shipping and Volume Pricing

You have selected the tandem 7,000 lb. kit, both axles with electric brakes, fifteen inch ST20575D15C white spoke wheels and tires, a 2" ball a-frame 50° RAM coupler, and matching RAM a-frame jack.  We have many different lengths of axles for your trailer.  We ask that you provide your desired outside frame width when placing your order.  Below is a complete bill of materials for the trailer kit you have selected.

Bill of materials for selected tandem 7,000 lb. trailer kit:

  • (2) 3,500 lb. trailer axle with electric brakes (Some assembly required)

  • (4) Four leaf double eye 25 1/4" leaf springs

  • (2) 2 3/8" round u-bolt kit for 3,500 lb. axle including u-bolts, nuts, and plates

  • (1) Tandem hanger kit for 3,500 lb. axle including hangers, shackle bolts and nuts, shackle straps, and equalizers

  • (4) Fifteen inch ST20575D15C white spoke wheel and tire  

  • (1) Trailer light kit including tail lights, clearance lights, license plate bracket, and wire with connection

  • (1) RAM 2" 50° A-frame coupler

  • (1) RAM A-frame jack

  • (2) Safety chains

  • (1) Breakaway kit with charger

Part Number: INTKITTNDM3505 | Total weight: 800 lb.

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Starting At
$1,792.99
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7,000 lb. Tandem Brake Torsion Axle Trailer Kit (both axles with brakes)

You have selected the tandem 7,000 lb. Flexiride torsion axle kit with electric brakes, fifteen inch ST20575D15C white spoke wheels and tires, a 2" ball a-frame 50° RAM coupler, and matching RAM a-frame Jack.  We have many different lengths of axles for your trailer.  We ask that you provide your desired outside frame width when placing your order.  Below is a complete bill of materials for the trailer kit you have selected.

Bill of materials for selected tandem 7,000 lb. trailer kit:

  • (2) 3,500 lb. Flexiride Torsion Axle with electric brakes (Some assembly required)

  • (4) Fifteen inch ST20575D15C white spoke wheel and tire  

  • (1) Trailer light kit including tail lights, clearance lights, license plate bracket, and wire with connection

  • (1) RAM 2" 50° A-frame coupler

  • (1) RAM A-frame jack

  • (2) Safety chains

  • (1) 7 Way trailer end connector

  • (40) 7 Way trailer cable

  • (1) Breakaway kit with charger

Part Number: INTFLEXKITTNDM3505 | Total weight: 800 lb.

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Starting At
$1,961.99
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10,400 lb. Brake Axle Trailer Kit (One Trailer Axle with Brakes)
Free  FedEx  Ground Shipping and Volume Pricing

You have selected the tandem 10,400 lb. kit , one axle with electric brakes, sixteen inch ST23580R16E white spoke wheels and tires, a 2 5/16" ball a-frame 50° RAM Sleeve Lock coupler, and matching RAM a-frame jack.  We have many different lengths of axles for your trailer.  We ask that you provide your desired outside frame width when placing your order.  Below is a complete bill of materials for the trailer kit you have selected.

Bill of materials for selected tandem 10,400 lb. trailer kit:

  • (1) 5,200 lb. trailer axle with idler hubs (Some assembly required)

  • (1) 5,200 lb. trailer axle with electric brakes (Some assembly required)

  • (4) Five leaf double eye 25 1/4" leaf springs

  • (2) 3" round u-bolt kit for 5,200 lb. axle including u-bolts, nuts, and plates

  • (1) Tandem hanger kit for 5,200 lb. axle including hangers, shackle bolts and nuts, shackle straps, and equalizers

  • (4) Sixteen inch ST23580R16E white spoke wheel and tire  

  • (1) LED Trailer light kit including tail lights, clearance lights, license plate bracket, and wire with connection

  • (1) RAM 2 5/16" 50° Sleeve Lock A-frame coupler

  • (1) RAM A-frame jack

  • (2) Safety chains

  • (1) Breakaway kit with charger

  • (1) 7 way trailer end connector 

  • (40) Trailer way cable

  • (50) 18"x2" reflective conspicuity tape strips

Part Number: INTKITTNDM5201 | Total weight: 800 lb. |

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Starting At
$2,617.99
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10,400 lb. Brake Axle Trailer Kit (both axles with brakes)

You have selected the tandem 10,400 lb. kit, both axles with electric brakes, sixteen inch ST23580R16E white spoke wheels and tires, a 2 5/16" ball a-frame 50° RAM Sleeve Lock coupler, and matching RAM a-frame jack.  We have many different lengths of axles for your trailer.  We ask that you provide your desired outside frame width when placing your order.  Below is a complete bill of materials for the trailer kit you have selected.

Bill of materials for selected tandem 10,400 lb. trailer kit:

  • (2) 5,200 lb. trailer axles with electric brakes (Some assembly required)

  • (4) Five leaf slipper 26 1/2" leaf springs

  • (2) 3" round u-bolt kit for 5,200 lb. axle including u-bolts, nuts, and plates

  • (1) Tandem hanger kit for 5,200 lb. axle including hangers, shackle bolts and nuts, and equalizers

  • (4) Sixteen inch ST23580R16E white spoke wheel and tire

  • (1) LED Trailer light kit including tail lights, clearance lights, license plate bracket, and wire with connection

  • (1) RAM Sleeve Lock 2 5/16" 50° A-frame coupler

  • (1) RAM A-frame jack

  • (2) Safety chains

  • (1) Breakaway kit with charger

  • (1) 7 way trailer end connector 

  • (40) 7 Way trailer cable

  • (50) 18"x2" reflective conspicuity tape strips

Part Number: INTKITTNDM5205 | Total weight: 800 lb. |

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Starting At
$2,668.99
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10,400 lb. Brake Torsion Axle Trailer Kit
You have selected the tandem 10,400 lb. Flexiride torsion axle kit with electric brakes on one axle, sixteen inch ST23580R16E white spoke wheels and tires, a 2 5/16" ball a-frame 50° Bulldog coupler, with matching Bulldog a-frame jack.  We have many different lengths of axles for your trailer.  We ask that you provide your desired outside frame width when placing your order.  Below is a complete bill of materials for the trailer kit you have selected.
 

Bill of materials for selected tandem 10,400 lb. trailer kit:

  • (1) 5,200 lb. Flexiride torsion axle with idler hubs (Some assembly required)

  • (1) 5,200 lb. Flexiride torsion axle with electric brakes (Some assembly required)

  • (4) Sixteen inch ST23580R16E white spoke wheels and tires

  • (1) Trailer light kit including tail lights, clearance lights, license plate bracket, and wire with connection

  • (1) RAM 2 5/16" 50° A-frame coupler

  • (1) RAM A-frame jack

  • (2) Safety chains

  • (1) Breakaway kit with charger

  • (1) 7 Way trailer end connector

  • (40) 7 Way trailer cable

  • (50) 18" x 2" Reflective Conspicuity Tape Strips

Part Number: ASINTFLEXKITTNDM5201 | Total weight: 900 lb.

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Starting At
$3,027.99
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10,400 lb. Brake Torsion Axle Trailer Kit (both axles with brakes)
You have selected the tandem 10,400 lb. Flexiride torsion axle kit with electric brakes on both axles, sixteen inch ST23580R16E white spoke wheels and tires, a 2 5/16" ball a-frame 50° RAM Sleeve Lock coupler, with matching RAM a-frame jack.  We have many different lengths of axles for your trailer.  We ask that you provide your desired outside frame width when placing your order.  Below is a complete bill of materials for the trailer kit you have selected.
 

Bill of materials for selected tandem 10,400 lb. trailer kit:

  • (2) 5,200 lb. Flexiride torsion axle with electric brakes (Some assembly required)

  • (4) Sixteen inch ST23580R16E white spoke wheels and tires

  • (1) Trailer light kit including tail lights, clearance lights, license plate bracket, and wire with connection

  • (1) RAM Sleeve Lock 2 5/16" 50° A-frame coupler

  • (1) RAM A-frame jack

  • (2) Safety chains

  • (1) Breakaway kit with charger

  • (1) 7 Way trailer end connector

  • (40) 7 Way trailer cable

  • (50) 18" x 2" Reflective Conspicuity Tape Strips

Part Number: INTFLEXKITTNDM5205 | Total weight: 1000 lb.

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Starting At
$3,183.99
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14,000 lb. Brake Axle Trailer Kit (One Trailer Axle with Brakes)
Free  FedEx  Ground Shipping and Volume Pricing
You have selected the tandem 14,000 lb. kit, one axle with electric brakes, sixteen inch ST23580R16E OEM steel wheels and tires, a 2 5/16" ball a-frame RAM heavy duty coupler, with RAM a-frame jack.  We have many different lengths of axles for your trailer.  We ask that you provide your desired outside frame width when placing your order.  Below is a complete bill of materials for the trailer kit you have selected.

Bill of materials for selected tandem 14,000 lb. trailer kit:

  • (1) 7,000 lb. trailer axles with idler hubs (Some assembly required)

  • (1) 7,000 lb. trailer axles with electric brakes (Some assembly required)

  • (4) Six leaf slipper leaf springs 28" long

  • (2) 3" round u-bolt kit for 7,000 lb. axle including u-bolts, nuts, and plates

  • (1) Tandem hanger kit for 7,000 lb. axle including hangers, shackle bolts and nuts, shackle straps, and equalizers

  • (4) Sixteen inch ST23580R16E 3500# Capacity white spoke steel wheel and tire  

  • (1) LED Trailer light kit including tail lights, clearance lights, license plate bracket, and wire with connection with electrical for brakes

  • (1) RAM 2 5/16" 15,000 lb. a-frame coupler

  • (1) RAM a-frame jack

  • (1) Safety chain

  • (1) 7 way trailer end connector 

  • (50) 7 Way trailer cable 

  • (1) Breakaway kit with charger

  • (50) 18"x2" reflective conspicuity tape strips

Part Number: INTKITTNDM7001 | Total weight: 900 lb.

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Starting At
$2,878.99
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14,000 lb. Brake Axle Trailer Kit (both axles with brakes)
Free  FedEx  Ground Shipping and Volume Pricing
You have selected the tandem 14,000 lb. kit, both axles with electric brakes, sixteen inch ST23580R16E white spoke steel wheels and tires, a 2 5/16" ball a-frame RAM coupler, and RAM a-frame jack.  We have many different lengths of axles for your trailer.  We ask that you provide your desired outside frame width when placing your order.  Below is a complete bill of materials for the trailer kit you have selected. 
 
Bill of materials for selected tandem 14,000 lb. trailer kit:
  • (2) 7,000 lb. trailer axles with electric brakes (Some assembly required)

  • (4) Six leaf slipper leaf springs 28" long

  • (2) 3" round u-bolt kit for 7,000 lb. axle including u-bolts, nuts, and plates

  • (1) Tandem hanger kit for 7,000 lb. axle including hangers, shackle bolts and nuts, shackle straps, and equalizers

  • (4) Sixteen inch ST23580R16E white spoke steel wheels and ST23580R16E tires

  • (1) LED Trailer light kit including tail lights, clearance lights, license plate bracket, and wire with connection with electrical for brakes

  • (1) RAM 2 5/16" 15,000 lb. a-frame coupler

  • (1) RAM a-frame jack

  • (1) Safety chain

  • (1) Breakaway kit with charger

  • (50) 18"x2" reflective conspicuity tape strips

Part Number: INTKITTNDM7005 | Total weight: 900 lb.

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Starting At
$3,105.99
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14,000 lb. Brake Torsion Axle Trailer Kit
You have selected the tandem 14,000 lb. Flexiride torsion axle kit with electric brakes on one axle, sixteen inch ST23580R16E OEM style wheels and tires, a 2 5/16" ball a-frame 50° RAM coupler, and a RAM A-Frame Jack.  We have many different lengths of axles for your trailer.  We ask that you provide your desired outside frame width when placing your order.  Below is a complete bill of materials for the trailer kit you have selected.
 
 

Bill of materials for selected tandem 14,000 lb. trailer kit:

  • (1) 7,000 lb. Flexiride Torsion Axle with idler hubs (Some assembly required)

  • (1) 7,000 lb. Flexiride Torsion Axle with electric brakes (Some assembly required)

  • (4) Sixteen inch ST23580R16E OEM style wheels and tires

  • (1) Trailer light kit including tail lights, clearance lights, license plate bracket, and wire with connection

  • (1) RAM 2 5/16" 50° A-frame coupler

  • (1) RAM A-frame jack

  • (2) Safety chains

  • (1) Breakaway kit with charger

  • (1) 7 Way trailer end connector 

  • (40) 7 Way trailer cable

  • (50) 18" x 2" Reflective Conspicuity Tape Strips

Part Number: INTFLEXKITTNDM7001 | Total weight: 900 lb.

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Starting At
$3,071.99
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14,000 lb. Brake Torsion Axle Trailer Kit (both axles with brakes)
You have selected the tandem 14,000 lb. Flexiride torsion axle kit with electric brakes on both axles, sixteen inch ST23580R16E OEM style wheels and tires, a 2 5/16" ball a-frame 50° Fulton coupler, and a Bulldog A-Frame Jack.  We have many different lengths of axles for your trailer.  We ask that you provide your desired outside frame width when placing your order.  Below is a complete bill of materials for the trailer kit you have selected.
 

Bill of materials for selected tandem 14,000 lb. trailer kit:

  • (2) 7,000 lb. Flexiride Torsion Axle with electric brakes (Some assembly required)

  • (4) Sixteen inch ST23580R16E OEM style wheels and tires

  • (1) Trailer light kit including tail lights, clearance lights, license plate bracket, and wire with connection

  • (1) RAM 2 5/16" 50° A-frame coupler

  • (1) RAM A-frame jack

  • (2) Safety chains

  • (1) Breakaway kit with charger

  • (1) 7 Way trailer end connector 

  • (40) 7 Way trailer cable

  • (50) 18" x 2" Reflective Conspicuity Tape Strips

Part Number: ASINTFLEXKITTNDM7005 | Total weight: 1000 lb.

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Starting At
$3,265.99
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16,000 lb. Brake Axle Trailer Kit (both axles with brakes)
You have selected the tandem 16,000 lb. kit, both axles with electric brakes, 17.5 inch 21575R17.5 OEM steel wheels and tires, a 2 5/16" ball gooseneck Bulldog coupler, and Bulldog drop leg jack.  We have many different lengths of axles for your trailer.  We ask that you provide your desired outside frame width when placing your order.  Below is a complete bill of materials for the trailer kit you have selected.
 
Bill of materials for selected tandem 16,000 lb. trailer kit:
  • (2) 8,000 lb. trailer axle with electric brakes (Some assembly required)

  • (4) Six leaf slipper leaf springs 28" long

  • (2) 3.5" round u-bolt kit for 8,000 lb. axle including u-bolts, nuts, and plates

  • (1) Tandem hanger kit for 8,000 lb. axle including hangers, shackle bolts and nuts, shackle straps, and equalizers

  • (4) 17.5 inch 21575R17.5 OEM steel wheel and tire

  • (1) Trailer light kit including tail lights, clearance lights, license plate bracket, and wire with connection with electrical for brakes

  • (1) Bulldog 2 5/16" gooseneck 20,000 lb. coupler

  • (1) Bulldog drop leg jack

  • (1) Safety chain

  • (1) Breakaway kit with charger

Part Number: INTKITTNDM8005 | Total weight: 900 lb.

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Starting At
$5,514.99
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