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Trailer Adapters and Wiring

Below is a selection of Truck and Trailer Adapters and Connectors to outfit your trailering needs. Connectors and Adapters can vary from trailer to trailer, so it is important to be prepared to tow several types of trailers having different connection ends.
Total Items: 61
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4 Way Round (Vehicle Side) to 4 Flat (Trailer Side)
OOTB Item Sku: 100365
MPN: A-424

4 Way Round TRailer to Truck Connector
$8.99
Not for Sale.
4 Flat (Tow Vehicle Side) to 6 Round (Trailer Side)
OOTB Item Sku: 100366
MPN: AD-67

4 Flat to 6 Pin Connector
$22.12
Not for Sale.
4 Flat (Vehicle Side) to 7RV (Trailer Side) Adapter
OOTB Item Sku: 100367
MPN: AD-47

4 Flat to 7RV Connector
$29.51
Not for Sale.
7RV (Vehicle Side) to 5 Flat (Trailer Side) Connector Adapter
OOTB Item Sku: 100368
MPN: 57250

Will Mount Trailer 5 Flat to Truck 7 RV Plug

Runs Lights (Brake, Running, and Turn Signals)

Easy Plug and Play Application
7 to 5 trailer wiring adatper
$14.73
In Stock
7RV Spade (Vehcile side) to 6 Pin (Trailer side) Connector Adapter
OOTB Item Sku: 100369
MPN: AD-76

Trailer Adapter 7 to 6
$15.60
Not for Sale.
7RV Spade (Vehicle side) to 4 Flat (Trailer side) Connector Adapter
OOTB Item Sku: 100378
MPN: N/A

Will Mount Trailer 4 Flat to Truck 7 RV Plug

Runs Lights (Brake, Running, and Turn Signals)

Easy Plug and Play Application
Trailer Wiring Connector Adapter 7 to 4
$9.85
In Stock
6 Pin to 4 Flat Truck to Trailer Adapter
OOTB Item Sku: 100620
MPN: AD-47-89

6 Pin to 4 Flat Connector
$5.77
Not for Sale.
7RV Spade (Vehicle) to 6 Pin with 4 Flat (Trailer) Connector Adapter
OOTB Item Sku: 100621
MPN: AD-76-46

Trailer Adapter 7 to 6 and
$26.50
Not for Sale.
7 RV Trailer End Connector to use with Trailer Brakes
OOTB Item Sku: 100622
MPN: A7WCB

7 RV connector for standard 7 Wire

Operates: Ground, Electric Brakes, Running Lights, Battery Charger, Left/Right turn and Stop, and Auxilary

Great For Electric or Electric Hydraulic Brakes
Connector for 7 RV Trailer End
$7.17
In Stock
Boat Trailer Light Wiring Harness 4 Flat 25ft to re-do Trailer Lights
OOTB Item Sku: 100825
MPN: N/A

Uses standard White, Green, Yellow, and Brown Wire

White-Ground,Green-Right Turn,Yellow-Left Turn,Brown-Left and Right Running Lights

Common on non brake trailers
25ft Trailer Wiring harness Standard for Trailers
$15.18
In Stock
Boat Trailer Light Wiring Harness 4 Flat 35ft to re-do Trailer Lights
OOTB Item Sku: 100832
MPN: N/A

Uses standard White, Green, Yellow, and Brown Wire

White-Ground,Green-Right Turn,Yellow-Left Turn,Brown-Left and Right Running Lights

Common on non brake trailers
35ft Trailer Wiring harness Standard for Trailers
$20.48
In Stock
Trailer 5 Flat End 48 inch long to hook up Trailer Disc Brakes
OOTB Item Sku: 100888
MPN: N/A

Uses standard Blue, White, Green, Yellow, and Brown Wire

White-Ground, Blue- Brakes, Green-Right Turn, Yellow-Left Turn, Brown-Left and Right Running Lights

Used on Boat Trailers with Hydraulic Brakes
5 flat Trailer End to hook up Disc Brake Wire on your trailer
Sale
$15.08  $11.31
In Stock
Boat Trailer Light Wiring Harness 5 Flat 35ft to re-wire Trailer Lights and Disc Brakes
OOTB Item Sku: 100981
MPN: N/A

Uses standard Blue, White, Green, Yellow, and Brown Wire

White-Ground, Blue- Brakes, Green-Right Turn, Yellow-Left Turn, Brown-Left and Right Running Lights

Used on Boat Trailers with Hydraulic Brakes
35ft Trailer Wiring harness Standard for Trailers
Sale
$24.40  $20.74
In Stock
Aluminum Boat Trailer Tail Light Bracket L Shape Standard Mount
OOTB Item Sku: 101160
MPN:

Measures 3" x 4 1/2" with 90 Degree Bend

Standard Trailer Light Mounting Holes

Aluminum is Great for Boat Trailers
Trailer Light mounting bracket for boat trailers
Sale
$4.40  $3.30
In Stock
Pre Wired Pigtail 7 RV Harness Connector 8ft Length with Male Trailer End
OOTB Item Sku: 101161
MPN: J5087WH

Measures 8ft in Length with 7RV Male End

Features: White Wire (10 ga.), Black Wire (10 ga.), Blue Wire (12 ga.), Red Wire (14 ga.), Brown Wire (14 ga.), Green Wire (14 ga.), Yellow Wire (14 g

Operates: Ground, 12 Volt Hot, Brakes, Left Turn, Right Turn, Tail Lights, Auxilary
Trailer 7 RV End Connector 8ft Pre Wired
$39.34
In Stock
Trailer 7 Function Wiring Junction Box with 7 Pole Arrangement
OOTB Item Sku: 101162
MPN: J-JB

Use Separate Wire to Ground to Ground Post

Use Ring Connectors to Secure Wires to Poles

Operates: Ground, 12 Volt Hot, Brakes, Left Turn, Right Turn, Tail Lights, Auxilary
Trailer Wiring Junction Box 7 Pole For Wiring Lights and Brakes
$9.70
In Stock
Trailer Light Mounting Bracket and Plug For TecNiq S19 Sidmarkers
OOTB Item Sku: 101175
MPN: S19-OBOO-1

4" Long Mounting Bracket for 2 Prong Tecniq Light

Features Ground through Set Screw and Power Wire

Mounts with (2) Set Screws
Light Mounting Bracket and Plug For TecNiq Sidmarker Lights
$3.24
In Stock
LED License Plate Tag Light
OOTB Item Sku: 101188
MPN: 2930

Measures 3 1/4" Center Hole to Center Hole

Sticks out 2 3/8" to Light up Tag

Features Ground and Power Wire for LED Tag Light
LED Tag Light for Trailers
$16.98
In Stock
Boat Trailer License Plate Tag Mount Bracket Aluminum Diamond Plate
OOTB Item Sku: 141597
MPN:

Aluminum Diamond Plate License Tag Bracket

Mounts with Bolts or Set Screws

Secures Trailer License Plate
Boat Trailer Aluminum Diamond Plate Tag and Light Bracket
$22.44
In Stock
Pre Wired Pigtail 7 RV Harness Connector 6ft Length with Male Trailer End
OOTB Item Sku: 141619
MPN:

Measures 6ft in Length with 7RV Male End

Features: White Wire (10 ga.), Black Wire (10 ga.), Blue Wire (12 ga.), Red Wire (14 ga.), Brown Wire (14 ga.), Green Wire (14 ga.), Yellow Wire (14 g

Operates: Ground, 12 Volt Hot, Brakes, Left Turn, Right Turn, Tail Lights, Auxilary
Trailer 7 RV End Connector 8ft Pre Wired
$33.22
In Stock
Boat Trailer 4 Flat Male to Female Wiring Loop Plug and Socket 72 inch
OOTB Item Sku: 141621
MPN: 58050

Uses standard White, Green, Yellow, and Brown Wire

White-Ground,Green-Right Turn,Yellow-Left Turn,Brown-Left and Right Running Lights

Common on non brake trailers
6ft Trailer Wiring Loop 72 inch Truck and Trailer Ends
Sale
$12.69  $12.06
In Stock
Boat Trailer Light Wiring Harness 4 Flat 35ft Full Length Ground Wires
OOTB Item Sku: 141609
MPN:

Uses standard White, Green, Yellow, and Brown Wires

White-Ground, Green-Right Turn, Yellow-Left Turn, Brown-Left and Right Running Lights

Used on Boat Trailers with No Brakes
35ft Trailer Wiring harness for Boat Trailers
$25.96
In Stock
Boat Trailer Light Wiring Harness 5 Flat 25ft Full Length Ground Wires
OOTB Item Sku: 141635
MPN:

Uses standard White, Green, Yellow, Brown and Blue Wires

White-Ground, Green-Right Turn, Yellow-Left Turn, Brown-Left and Right Running Lights, Blue-Brakes

Used on Boat Trailers with Electric or Hydraulic Brakes
25ft Trailer Wiring harness for Boat Trailers
Sale
$36.78  $34.94
In Stock
Pre Wired Extension 7 RV Harness Connector 7ft with Plug and Socket
OOTB Item Sku: 141642
MPN:

Measures 7ft in Length with 7RV Male and Female Ends

Features: White Wire (10 ga.), Black Wire (10 ga.), Blue Wire (12 ga.), Red Wire (14 ga.), Brown Wire (14 ga.), Green Wire (14 ga.), Yellow Wire (14 g

Operates: Ground, 12 Volt Hot, Brakes, Left Turn, Right Turn, Tail Lights, Auxilary
Trailer 7 RV Extension Harness 7ft Pre Wired Male and Female
$81.55
In Stock
Boat Trailer Light Wiring Harness 5 Flat 40ft Length
OOTB Item Sku: 141635
MPN:

Uses standard White, Green, Yellow, Brown and Blue Wires

White-Ground, Green-Right Turn, Yellow-Left Turn, Brown-Left and Right Running Lights, Blue-Brakes

Used on Boat Trailers with Electric or Hydraulic Brakes
40ft Trailer Wiring harness for Boat Trailers
$31.71
In Stock
Boat Trailer License Plate Tag Mount Bracket Steel
OOTB Item Sku: 141663
MPN: 428-09

Steel License Plate Tag Bracket

Mounts with Bolts or Set Screws

Secures Trailer License Plate
Steel Boat Trailer License Plate Tag and Light Bracket
$4.71
In Stock
Boat Trailer Light Wiring Harness 5 Flat 45ft Full Length Ground Wires
OOTB Item Sku: 141730
MPN:

Uses standard White, Green, Yellow, Brown and Blue Wires

White-Ground, Green-Right Turn, Yellow-Left Turn, Brown-Left and Right Running Lights, Blue-Brakes

Used on Boat Trailers with Electric or Hydraulic Brakes
45ft Trailer Wiring harness for Boat Trailers
$43.96
In Stock
Wiring Harness for Pipe Lights
OOTB Item Sku: 142386
MPN: N/A

Pipe Light Replacement Wiring Harness
$6.99
In Stock
4 Flat Male Trailer Connector Plug
OOTB Item Sku: 143071
MPN: 58030

Uses standard White, Green, Yellow, and Brown Wire

White-Ground,Green-Right Turn,Yellow-Left Turn,Brown-Left and Right Running Lights

Common on non brake trailers
4 Flat Male Trailer Connector Plug Wire
$5.28
In Stock
5 Flat Male and Female 72 inch Wire Loop Trailer Plug Extension
OOTB Item Sku: 143293
MPN: 58550

Uses standard Blue, White, Green, Yellow, and Brown Wire

White-Ground, Blue- Brakes, Green-Right Turn, Yellow-Left Turn, Brown-Left and Right Running Lights

Used on Boat Trailers with Hydraulic Brakes
5 Flat Male and Female Plug and Socket with 72 inch wires
$17.82
In Stock
Boat Trailer Light Wiring Harness 4 Flat 30ft with Full Length Ground Wires
OOTB Item Sku: 143307
MPN: N/A

All Wires 30ft Long

Wishbone Style Harness for Easier Installation

4 Pin Connector, also called a 4 Flat Connector.
30ft Trailer Wiring harness Standard for Trailers
$25.26
In Stock
4 Flat Male and Female 12 inch Wire Loop Trailer Plug Extension
OOTB Item Sku: 143342
MPN: 58380

Measures 12 inches in Length with 4 Flat Male and Female Ends

White-Ground,Green-Right Turn,Yellow-Left Turn,Brown-Left and Right Running Lights

Common on non brake trailers
4 Flat Male and Female Plug and Socket with 12 inch wires
$7.78
In Stock
7 Conductor Cable for Trailer Manufacturing, Sold by the Foot
OOTB Item Sku: 143445
MPN:

14 gauge/12 gauge wire groups

PVC Outer Jacket for Protection

Cut to length, up to 500 feet!
7 Conductor Wire Cut to Length, Perfect for Trailer Manufacturing
$5.12
In Stock
6 Way Round Vehicle Side Trailer Wiring Connector Plug
OOTB Item Sku: 143500
MPN:

6 Way Vehicle Side Trailer Plug

Bolts Directly to Tow Vehicle

Operates Tail Lights, Brake Lights, Turn Signals, Electric Brake Signal, Running Lights, and Auxilary Power
Trailer 6 Way Vehicle Side Connector
$14.99
Out of Stock.
7 Way Round RV Connector Light and Function Tester
OOTB Item Sku: 143501
MPN:

Fits into Vehicle Side 7V Plug

Features Easily Visible and Labeled LED lights for Functions

Tests Brakes, Left Turn, Right Turn, Auxiliary, and Tail Light Functions
7RV Trailer Connector Tester
$18.75
In Stock
7 Way Round Vehicle Side Trailer Wiring Connector
OOTB Item Sku: 143502
MPN:

7RV Vehicle Side Trailer Plug

Bolts Directly to Tow Vehicle

Operates Tail Lights, Brake Lights, Turn Signals, Electric Brake Signal, Running Lights, and Auxilary Power
7RV Vehicle Side Trailer Wiring Connector
$13.86
In Stock
Trailer Light Connector 3 Prong Plug 10 inch Wires for Tail Lights
OOTB Item Sku: 143514
MPN:

3 Prong Pigtail - Idustry Standard

White = Ground, Black = Tail Light, Red = Turn

Typically for LED Lights
3 Prong Trailer Pigtail
$4.08
In Stock
Truck Side Dual Output Towing Connector 7Rv and 4 flat Adapter with Tester
OOTB Item Sku: 143553
MPN: 57674

4 Pin adapter to 4 pin and 7 RV
$57.60
In Stock
7RV Steel Mounting Bracket for Trailers and Tow Vehicles
OOTB Item Sku: 143555
MPN: 58510

Will mount 7RV connector to Vehicle or Trailer

Bolts directly to Tow Vehicle or Trailer with Screws

Helps Organize Connector wires
7RV Mounting Bracket
$6.10
Out of Stock.
Trailer 2 Prong Pigtail Wiring Connector for Trailer Lights
OOTB Item Sku: 143557
MPN:

2 Prong Trailer Light Pigtail

Performs Tail Light Function

Wires into existing Trailer Harness
2 prong trailer light pigtail
Sale
$2.41  $2.17
In Stock
Trailer Light Mounting Bracket Painted Steel Fits  6
OOTB Item Sku: 143559
MPN:

Oval Trailer Brake Light Mounting Bracket
Sale
$5.38  $4.04
In Stock
Trailer Light Wiring for J576 Sidemarker Lights
OOTB Item Sku: 143598
MPN:

2 Pin Wiring Pigtail

7" Long Wires

J-576 2 Pin Wiring
$1.47
In Stock
Trailer Wire Protector 3/8
OOTB Item Sku: 143636
MPN:

3/8" Diameter

Heat and Chemical Resistant

Cut from 250ft Roll to the desired length. (Quantity 1 = 1ft)
Corrugated Plastic Trailer Wire Protector
$0.59
In Stock
Trailer Wire Protector 1/2
OOTB Item Sku: 143637
MPN:

1/2" Diameter

Cut from 250ft Roll to the desired length. (Quantity 1 = 1ft)

Heat and Chemical Resistant
Corrugated Plastic Trailer Wire Protector
$0.82
In Stock
Green Trailer Wire Full 500ft Spool - 16 Gauge Primary Wire
OOTB Item Sku: 143639
MPN:

Rated for 60 Volts

Color Coded for Easy Installation

500Ft Spool
Primary Wire 500ft Spool
$61.24
In Stock
Yellow Trailer Wire Full 500ft Spool - 16 Gauge Primary Wire
OOTB Item Sku: 143640
MPN:

Rated for 60 Volts

Color Coded for Easy Installation

500Ft Spool
Primary Wire 500ft Spool
$60.56
In Stock
Blue Trailer Wire Full 500ft Spool - 16 Gauge Primary Wire
OOTB Item Sku: 143641
MPN:

Rated for 60 Volts

Color Coded for Easy Installation

500Ft Spool
Primary Wire 500ft Spool
$60.56
In Stock
White Trailer Wire Full 500ft Spool - 16 Gauge Primary Wire
OOTB Item Sku: 143642
MPN:

Rated for 60 Volts

Color Coded for Easy Installation

500Ft Spool
Primary Wire 500ft Spool
$83.33
In Stock
Brown Trailer Wire Full 500ft Spool - 16 Gauge Primary Wire
OOTB Item Sku: 143643
MPN:

Rated for 60 Volts

Color Coded for Easy Installation

500Ft Spool
Primary Wire 500ft Spool
$83.33
In Stock
16 Gauge 4 Conductor Parallel Wire Cut to Length (Per Foot)
OOTB Item Sku: 143659
MPN:

16/4 Wire (16 Gauge, 4 Conductors)

Color Coded Parallel Wire

50V DC Voltage Rating
12/2 Cable Cut to Length
$2.50
In Stock
 
 
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