Trailer Connectors, Trailer Plug Wiring

Get your trailer ready for the road with trailer connectors and wiring harnesses from TruckSpring.com. We offer components for both Trailer-end and Car-end connections, that meet SAE specification J1128 assuring consistent quality and reliability.

Found 34 Matching Products
Filter the list of Matching Products by selecting any of these options:
  1. Trailer Connectors
  2. Electrical Socket
  1. Electrical Plug
  2. Air Hose
  1. Taillight Converters
  2. Electrical
  1. Grote
  2. Sloan
  1. Tow Ready
  2. Automann
  1. Multiple Heavy Duty Manufacturers
  2. Tekonsha
  1. Bargman
  1. Car End
  1. Trailer End
  1. 2-Way
  1. 4-Way
  1. 6-Way
  1. 7-Way
  1. Zinc-Die Cast
  1. 24 inches
  1. 60 inches
  1. 54 inches
  1. Black
  1. 1/4"-14 NPTF
  1. 0.156 inch
  1. Yes
  1. Split Pin
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SKU KP155K
$19.24

Sliding 5th wheel air hose kit KP155K for Kenworth, Peterbilt, International and Volvo/White applica...   Details

2 In Stock
  • Color:Black
  • Hose O.D:0.250 inch
  • Hose I.D:0.156 inch
  • Fitting:1/4"-14 NPTF
  • Holland (Neway) Number:RK250010, RK-2500-10
  • Sirco Number:25001
  • UPC: 889626250675
  • MPN: KP155K
SKU 451055
$23.10

Sliding 5th wheel air hose 451055. 1/4 inch hose with 1/4"-14 NPTF fittings.   Details

2 In Stock
  • Color:Black
  • Length:54 inches
  • Hose O.D:1/4 inch
  • Fitting:1/4"-14 NPTF
  • Automann Number:KP155
  • Holland (Neway) Number:RK01960, XB01960, RK-01960
  • IHC Number:1614487C1
  • Phillips Number:11300, 11-300
  • Sloan Number:451055
  • Tectran Number:14210
  • Velvac Number:22028, 022028
  • UPC: 66931401395
  • MPN: 451055
SKU 421120
$62.03

Sloan 7-way electrical socket 421120. Split pin style, 20 amp circuit breaker.   Details

1 In Stock
  • Style:Split Pin
  • Circuit Breaker:20 Amp
  • UPC: 66931405594
  • MPN: 421120
SKU KP155KA
$74.32

Sliding 5th wheel air hose major kit KP155KA for Holland, Kenworth and Volvo/White applications.   Details

1 In Stock
  • Color:Black
  • Hose O.D:0.250 inch
  • Hose I.D:0.156 inch
  • Fitting:1/4"-14 NPTF
  • Holland (Neway) Number:RK250010A, RK-2500-10A
  • Mack Number:176708, 3889-RK250010A, HOHRK250010A
  • Navistar Number:BRK250010A, GLSAFRK250010A, RK250010A, SAFRK250010A
  • Sterling Truck Number:HLD RK 2500 10A
  • Volvo Number:176708, HOHRK250010A
  • UPC: 889626250682
  • MPN: KP155KA
SKU 118002
$10.73

Tow Ready 4-Way Flat Harness is 60 inches long with a Car End trailer wiring connector.   Details

1 In Stock
  • Adapter Style:4-Way
  • Connector Location:Car End
  • Length:60 inches
  • UPC: 016118063394
  • MPN: 118002
SKU 118021
$9.64

Tow Ready 7-Way Round RV Blade Style Connector has a heavy Duty plastic design that resists rusting,...   Details

1 In Stock
  • Adapter Style:7-Way
  • Connector Location:Trailer End
  • UPC: 016118063295
  • MPN: 118021
SKU 118037
$9.84

Tow Ready 6-Way Round Pin Connector has a durable metal shell - Trailer End.   Details

2 In Stock
  • Adapter Style:6-Way
  • Connector Location:Trailer End
  • UPC: 016118063158
  • MPN: 118037
SKU 119177
$81.37

Tekonsha ModuLite Trailer Protector has an Integrated Circuit and Overload Protection.   Details

1 In Stock
SKU 38502
$13.29

Sloan 7-Way split pin smart box receptacle 38502 replaces the damaged nose box on your trailer.   Details

2 In Stock
  • Adapter Style:7-Way
  • Connector Location:Trailer End
  • Automann Number:179.1036
  • Freightliner Number:SGO TA38502, TAC 38502,
  • UPC: 7278329535
  • MPN: 38502
SKU 38706
$12.26

Sloan ISO style two hole mounting receptacle 38706.   Details

1 In Stock
  • UPC: 07278322542
  • MPN: 38706
SKU 421001
$13.11

Sloan 7-Way round electrical plug 421001 features a zinc die-cast housing for superior corrosion res...   Details

2 In Stock
  • Adapter Style:7-Way
  • Cross References:82-1037, CM7WPSAE
  • Automann Number:179.1016
  • Bendix Number:23784
  • IHC Number:483509C1
  • Mack Number:33MR189
  • Phillips Number:15730, 15-730
  • Peterbilt Number:PE2710
  • Tectran Number:67071SG, 670-71SG
  • Velvac Number:593057
  • UPC: 66931400258
  • MPN: 421001
SKU 421019
$31.53

Sloan 7-way electrical socket 421019. Split pin style, 20 amp circuit breaker.   Details

1 In Stock
  • Style:Split Pin
  • Circuit Breaker:20 Amp
  • Cross References:15-762, 670-7220, 055037
  • Automann Number:179.1020
  • UPC: 66931400262
  • MPN: 421019

Get your trailer ready for the road with trailer connectors and wiring harnesses from TruckSpring.com. We offer quality components from Bargman and Tow Ready for both Trailer-end and Car-end connections. They meet SAE specification J1128, assuring you consistent quality and reliability.

  • Available in 4-Way, 5-Way, 6-Way and 7-Way connectors
  • Car-End or Trailer-End
  • Weather resistant

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