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Safety-Air-Electrical

Shop semi truck gladhands, air tanks, semi-trailer cords, 7-way receptacles and more. We stock premium aftermarket replacement air system and electrical components to maintain your truck’s critical air line connections.
  • Product
  • Qty in Cart
  • Quantity
  • Price
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  • TPHD 59 Inch ABS Sensor Extension 3519878C1, S4497110150, TDAS4497110150

    TPHD 59 Inch ABS Sensor Extension 3519878C1, S4497110150, TDAS4497110150

    TURNPIKE TRUCK TRIM

    $16.89
    ABS Sensor Extension 59 Inch* High Quality Sensor Extension* 59 Inch Length* 2 Wire* Molded Plug On One End* Blunt Cut Wires On Other End* 2 Pin* Sold Individually* Warranty On Sensor Extensions...
    29-05170038
    SKU:
    29-05170038
    Truck Class:
    Heavy Duty
    Length Options:
    59 Inch
    Product Type:
    Air, Electrical, & Safety
    Make:
    Freightliner
    Make:
    Volvo
    Make:
    Sterling
    Make:
    Mack
    Make:
    International
    $16.89
    Qty in Cart: 0
    Price:
    $16.89
    Subtotal:
  • TPHD 14 Inch 90 Degree ABS Sensor Kit Replaces Al10271914, R955335

    TPHD 14 Inch 90 Degree ABS Sensor Kit Replaces Al10271914, R955335

    TURNPIKE TRUCK TRIM

    $27.93
    ABS Sensor Kit 90 Degree Head 14 Inch 90 Degree Head* High Quality ABS Sensor Kit* 14 Inch Cable Length* 90 Degree Head* Includes Sensor Clip And Grease* 2 Pin* Sold Individually* Warranty On Sensor...
    29-05170040
    SKU:
    29-05170040
    Length Options:
    14 Inch
    Truck Class:
    Heavy Duty
    Product Type:
    Air, Electrical, & Safety
    Degree Options:
    90
    Make:
    Mack
    Make:
    Freightliner
    Make:
    International
    Make:
    Volvo
    Make:
    Sterling
    $27.93
    Qty in Cart: 0
    Price:
    $27.93
    Subtotal:
  • TPHD 76 Inch Straight ABS Sensor 5396Al1027197, Al1027197

    TPHD 76 Inch Straight ABS Sensor 5396Al1027197, Al1027197

    TURNPIKE TRUCK TRIM

    $68.99
    ABS Sensor With Straight Head & 76 Inch Cable* High Quality Sensor Kit* 76 Inch Length* 2 Pin * Includes Sensor Clip And Grease* Straight Head* Sold Individually* Warranty On Sensor Kits Against...
    29-05170036
    SKU:
    29-05170036
    Truck Class:
    Heavy Duty
    Length Options:
    76 Inch
    Product Type:
    Air, Electrical, & Safety
    Make:
    Mack
    Make:
    Volvo
    Make:
    Freightliner
    Make:
    International
    Make:
    Sterling
    $68.99
    Qty in Cart: 0
    Price:
    $68.99
    Subtotal:
  • 16.5 X 7 Inch Brake Shoe Box Kit Replaces EX4709E223KPREM, KE4709E223KPREM

    16.5 X 7 Inch Brake Shoe Box Kit Replaces EX4709E223KPREM, KE4709E223KPREM

    AFTERMARKET

    $156.99
    Brake Shoe Hardware Kit* High Quality Shoe Box Kit* Drum Diameter- 16.50 Inch* Shoe Width- 7.00 Inch* Made In USA* Sold Individually* Warranty On Shoe Box Kits Against Defects In Workmanship &...
    29-05170003
    SKU:
    29-05170003
    Product Type:
    Frame & Chassis
    Width Options:
    7 Inch
    Diameter Options:
    16 1/2 Inch
    Make:
    Kenworth
    Make:
    Peterbilt
    Make:
    Volvo
    Make:
    Trailer
    $156.99
    Qty in Cart: 0
    Price:
    $156.99
    Subtotal:
  • Turn Signal Lamp, Passenger Side Replaces S815101730A For Hino

    Turn Signal Lamp, Passenger Side Replaces S815101730A For Hino

    AFTERMARKET

    $146.99
    Hino Replacement Turn Signal Lamp* High Quality Lamp* Passenger Side* Turn Signal Function* Sold Individually* Warranty On Lamps Against Defects In Workmanship & Material From Date Of Purchase***...
    15-16060003
    SKU:
    15-16060003
    Truck Class:
    Heavy Duty
    Product Type:
    Lighting
    Make:
    Hino
    Position:
    Passenger Side
    $146.99
    Qty in Cart: 0
    Price:
    $146.99
    Subtotal:
  • Turn Signal Lamp, Passenger Side Replaces S818401091 For Hino

    Turn Signal Lamp, Passenger Side Replaces S818401091 For Hino

    AFTERMARKET

    $50.99
    Hino Replacement Turn Signal Lamp* High Quality Lamp* Passenger Side* Turn Signal Function* Sold Individually* Warranty On Lamps Against Defects In Workmanship & Material From Date Of Purchase***...
    15-16060005
    SKU:
    15-16060005
    Truck Class:
    Heavy Duty
    Product Type:
    Lighting
    Make:
    Hino
    Position:
    Passenger Side
    $50.99
    Qty in Cart: 0
    Price:
    $50.99
    Subtotal:
  • Mounting Bracket Plate For Quick Release Brake Valve For Western Star 4900SF 2014

    Mounting Bracket Plate For Quick Release Brake Valve For Western Star 4900SF 2014

    OPP - ORIGINAL PARTS PROGRAM

    $35.59
    Western Star 4900SF Quick Release Brake Valve Mounting Bracket 2003-2014This bracket securely mounts the quick release valve for the air brake system. Made of steel and painted black, it provides...
    15-24192-000
    SKU:
    15-24192-000
    Truck Class:
    Heavy Duty
    Color:
    Black
    Product Type:
    Air, Electrical, & Safety
    Material Options:
    Steel
    Make:
    Hino
    Shape Options:
    Rectangular
    $35.59
    Qty in Cart: 0
    Price:
    $35.59
    Subtotal:
  • Turn Signal Lamp, Drive Side Replaces S818401100A For Hino

    Turn Signal Lamp, Drive Side Replaces S818401100A For Hino

    AFTERMARKET

    $48.18
    Hino Replacement Turn Signal Lamp* High Quality Lamp* Driver Side * Turn Signal Function* Sold Individually* Warranty On Lamps Against Defects In Workmanship & Material From Date Of Purchase*** High...
    15-16060004
    SKU:
    15-16060004
    Product Type:
    Lighting
    Truck Class:
    Heavy Duty
    Make:
    Hino
    Position:
    Driver Side
    $48.18
    Qty in Cart: 0
    Price:
    $48.18
    Subtotal:
  • TPHD Clutch Cable Replaces 15959451

    TPHD Clutch Cable Replaces 15959451

    TURNPIKE TRUCK TRIM

    $114.99
    78.5 Inch Clutch Cable By TPHDDepend on the TPHD Clutch Cable for smooth, precise operation, replacing part number 15959451. At 78.5 inches in length, this durable cable delivers reliable performance...
    12-052100066
    SKU:
    12-052100066
    Truck Class:
    Heavy Duty
    Length Options:
    78 Inch
    Make:
    Chevrolet
    Product Type:
    Engine Parts
    Make:
    GMC
    Material Options:
    Steel
    $114.99
    Qty in Cart: 0
    Price:
    $114.99
    Subtotal:
  • TPHD Engine Oil Dipstick 59.5 Inch W/ Tube Replaces 21500925

    TPHD Engine Oil Dipstick 59.5 Inch W/ Tube Replaces 21500925

    AFTERMARKET

    $103.99
    59.5 Inch Engine Oil Dipstick W/ Tube* High Quality Engine Oil Dipstick* 59.50 Inch Length* With Tube* Made In USA* Sold Individually* Warranty On Engine Oil Dipsticks Against Defects In Workmanship...
    11-07120005
    SKU:
    11-07120005
    Length Options:
    59 Inch
    Product Type:
    Engine Parts
    Truck Class:
    Heavy Duty
    Make:
    Mack
    $103.99
    Qty in Cart: 0
    Price:
    $103.99
    Subtotal:
  • Shackle Rear Of Rear Replaces 3656690 For Chevrolet/GM

    Shackle Rear Of Rear Replaces 3656690 For Chevrolet/GM

    AFTERMARKET

    $96.99
    Shackle Chevrolet/GM* High Quality Shackle* Rear Of Rear* For 2-1/2 Inch Spring* Made In USA* Sold Individually* Warranty On Shackles Against Defects In Workmanship & Material From Date Of...
    12-05100000
    SKU:
    12-05100000
    Product Type:
    Frame & Chassis
    Position:
    Rear
    Make:
    Other - Pickup Truck
    Width Options:
    2 1/2 Inch
    Material Options:
    Steel
    $96.99
    Qty in Cart: 0
    Price:
    $96.99
    Subtotal:
  • 22-16 GA Red Butt Connectors Crimp Solder - 100 Pack

    22-16 GA Red Butt Connectors Crimp Solder - 100 Pack

    AFTERMARKET

    $123.99
    Butt Connectors 22-16 GA Crimp Solder* High Quality Butt Connector* Red* 22-16 Gauge* Crimp With Internal Fluxed Solder Ring* Heat Shrink Insulation* Made In USA* Sold As Pack* Warranty On Butt...
    09-16030336
    SKU:
    09-16030336
    Product Type:
    Air, Electrical, & Safety
    Color:
    Red
    Size Options:
    16 Gauge
    Make:
    Universal Items
    $123.99
    Qty in Cart: 0
    Price:
    $123.99
    Subtotal:
  • 16-14 GA Blue Vinyl Ring Terminals NO. 10 Stud - 100 Pack

    16-14 GA Blue Vinyl Ring Terminals NO. 10 Stud - 100 Pack

    AUTOMANN USA

    $17.27
    Primary Wire Terminals / Connectors PVC* High Quality Ring Terminal* Blue* Closed Cap* 3/8 Inch - 16* Nut For Group 31 Batteries - Closed Top * Sold As Pack* Warranty On Ring Terminals Against...
    09-16030341
    SKU:
    09-16030341
    Product Type:
    Air, Electrical, & Safety
    Make:
    Universal Items
    $17.27
    Qty in Cart: 0
    Price:
    $17.27
    Subtotal:
  • 12-10 GA Yellow Heat Shrink Butt Connector - 50 Pack

    12-10 GA Yellow Heat Shrink Butt Connector - 50 Pack

    AUTOMANN USA

    $26.96
    Yellow Butt Connector Replaces 832550, 422017, Tybst. 058314, 05831440* High Quality Butt Connector* Yellow* 12-10 Gauge* Sold As Pack* Warranty On Butt Connectors Against Defects In Workmanship &...
    09-16030340
    SKU:
    09-16030340
    Product Type:
    Air, Electrical, & Safety
    Size Options:
    10 Gauge
    Color:
    Yellow
    Make:
    Universal Items
    $26.96
    Qty in Cart: 0
    Price:
    $26.96
    Subtotal:
  • 16-14 Gauge Blue Butt Connectors Heat Shrink - 500 Pack

    16-14 Gauge Blue Butt Connectors Heat Shrink - 500 Pack

    AUTOMANN USA

    $281.99
    16-14 Gauge Heat Shrink Stay Dry Butt Connectors - 500 Pack* High Quality Butt Connector* Blue* 16-14 Gauge* Heat Shrink* Seal Prevents Wire Corrosion* Made In USA* Sold As Pack* Warranty On Butt...
    09-16030337
    SKU:
    09-16030337
    Product Type:
    Air, Electrical, & Safety
    Size Options:
    14 Gauge
    Color:
    Blue
    Make:
    Universal Items
    $281.99
    Qty in Cart: 0
    Price:
    $281.99
    Subtotal:
  • Air Pressure Sending Unit 150 PSI

    Air Pressure Sending Unit 150 PSI

    OPP - ORIGINAL PARTS PROGRAM

    $179.99
    Electrical Pressure Gauge Sending Unit Replacement* High Quality Sending Unit* 150 PSI* 1/8 Inch NPTF* 240- 33 Ohm* Designed To Be Used With 90 Degree Sweep Gauges 240 Ohms Resistance* Dimensions:  -...
    09-1502711
    SKU:
    09-1502711
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Product Type:
    Air, Electrical, & Safety
    Rating:
    150 PSI
    Degree Options:
    90
    $179.99
    Qty in Cart: 0
    Price:
    $179.99
    Subtotal:
  • Steel Adapter O-Ring Boss/NPTF Female Replaces 70690-0404, OBM04-NPF04

    Steel Adapter O-Ring Boss/NPTF Female Replaces 70690-0404, OBM04-NPF04

    AUTOMANN USA

    $4.57
    Steel Adapter 7/16-20 1/4-18* High Quality Adapter* Steel* Dimensions:  - Length- 1.315 Inch  - Thread- 1/4 Inch-18  - A/F- 0.742 Inch* Sold Individually* Warranty On Adapters Against Defects In...
    09-02500079
    SKU:
    09-02500079
    Product Type:
    Cargo Control
    Length Options:
    1 5/8 Inch
    Material Options:
    Steel
    Make:
    Universal Items
    $4.57
    Qty in Cart: 0
    Price:
    $4.57
    Subtotal:
  • TPHD 64 Inch 90 Degree ABS Sensor 3949775, 745801541, BW801541

    TPHD 64 Inch 90 Degree ABS Sensor 3949775, 745801541, BW801541

    TURNPIKE TRUCK TRIM

    $45.82
    ABS Sensor 90 Degree Head, 64 Inch* High Quality ABS Sensor* 64 Inch Harness* 90 Degree Head* Standard 2 Pin Din Connector * Includes Sensor Clip And Grease* Sold Individually* Warranty On ABS...
    29-05170048
    SKU:
    29-05170048
    Length Options:
    64 Inch
    Truck Class:
    Heavy Duty
    Degree Options:
    90
    Product Type:
    Air, Electrical, & Safety
    Make:
    Volvo
    Make:
    Bus
    $45.82
    Qty in Cart: 0
    Price:
    $45.82
    Subtotal:
  • Brass Split Ferrule Transmission Nut 1/8 Inch

    Brass Split Ferrule Transmission Nut 1/8 Inch

    PARTS DISTRIBUTING

    $2.03
    1/8 Inch Brass Compression Nut Fittings* High Quality Compression Nut* 1/8 Inch* Sold Individually* Warranty On Compression Nuts Against Defects In Workmanship & Material From Date Of Purchase***...
    SF612
    SKU:
    SF612
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Diameter Options:
    1/8 Inch
    Material Options:
    Brass
    Ready To Ship:
    Yes
    $2.03
    Qty in Cart: 0
    Price:
    $2.03
    Subtotal:
  • 1/8 Inch Brass Split Ferrule Transmission Union

    1/8 Inch Brass Split Ferrule Transmission Union

    PARTS DISTRIBUTING

    $3.53
    1/8 Inch Split Ferrule Trans Union* High Quality Transmission Union* 1/8 Inch* Split Ferrule* Sold Individually* Warranty On Transmission Unions Against Defects In Workmanship & Material From Date Of...
    SF622
    SKU:
    SF622
    Truck Class:
    Heavy Duty
    Make:
    Universal Items
    Diameter Options:
    1/8 Inch
    Material Options:
    Brass
    Ready To Ship:
    Yes
    $3.53
    Qty in Cart: 0
    Price:
    $3.53
    Subtotal:
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Adding your products to cart

Semi Truck Gladhands & Air Connections

A semi truck gladhand is the critical connection point between your tractor air lines and the trailer’s air-brake system. These heavy-duty couplers lock together with a rubber seal to hold air pressure securely. Our inventory helps you restore and replace your existing gladhand configuration when it’s cracked, leaking, corroded, or damaged. Semi Truck Gladhand Replacements: Replace worn or damaged tractor-trailer air couplers to restore a tight, reliable air connection. Service Gladhands: Blue service gladhands carry control air used to apply the trailer brakes during normal braking. Emergency Gladhands: Red emergency gladhands supply constant air pressure to the trailer and keep the emergency spring brakes released while driving. Gladhand Seals and Replacement Parts: Replace cracked, flattened, hardened, or leaking seals when the gladhand body and locking tabs remain in good condition. Air Lines with Gladhands: Find 2-in-1, 3-in-1, ABS, and power air lines to replace chafed, cracked, stretched, or worn tractor-trailer connections.

Signs of a Leaking Gladhand

Replace or inspect the gladhand when you notice hissing, air-pressure loss, frequent compressor cycling, slow air recovery, visible seal damage, or air leaking at the tractor-trailer connection.

Gladhand Seals vs. Complete Couplers

Replace the rubber seal when the coupler body is solid but the gasket is worn, cracked, flattened, or leaking. Replace the complete gladhand when the body, locking tabs, threads, or sealing surface is damaged or badly corroded.

Individual Gladhands vs. Complete Air-Line Assemblies

Individual gladhands make sense when your hoses remain in good condition and only the coupler needs replacement. Complete air-line assemblies replace the hoses and connections together. Choose them when lines are cracked, weathered, stretched, damaged, or due for replacement.

Air Brake Valves & Controls

We stock tractor-trailer air-brake protection valves, quick-release valves, emergency relay valves, and MV3 dash valves. Replace worn PP5 and PPDC control valves, trailer brake valves, and related spring brake components to restore proper air-brake control.

Air System Maintenance & Repair Parts

Maintain and repair your air system with air dryers, air solenoid valves, air hoses, fittings, and air tank hardware. Emergency air-brake and in-cab air-line repair kits also help address damaged lines and fittings during roadside repairs.

Trailer ABS & Electrical Connections

Keep tractor-trailer air and electrical connections organized with ABS cables, 7-way electrical cords, wrapped hose assemblies, air-line boxes, and pogo sticks. Replace worn or damaged connection hardware to protect air lines, power cords, and ABS wiring from dragging, chafing, and road damage.

Frequently Asked Questions About Semi-Truck Safety, Air & Electrical

What air pressure switches and valves are compatible with my specific truck model?

Compatibility depends on your truck's make, model, and year. Most Freightliner Cascadia models (2008-2023) use standard 1/4" NPT air pressure switches rated at 90-120 PSI. Peterbilt 579/389 models typically require 1/8" NPT connections. Kenworth T680/W900 models often use proprietary valve configurations. Always check your truck's service manual for exact specifications, or contact our technical support team with your OEM for precise matching.

How difficult is it to install safety lighting and electrical components myself?

Installation difficulty varies by component. LED marker lights and basic warning lights typically require 30-60 minutes with basic tools and can be DIY-installed by following color-coded wiring (white=ground, black=power). Air horns and pressure gauges require air line connections and may need professional installation to avoid leaks. Complex items like backup cameras or multi-circuit lighting systems often require 2-4 hours and intermediate electrical knowledge. We provide detailed installation guides with each product, and most customers report successful DIY installation for basic components.

What's the actual lifespan of LED safety lights versus traditional bulbs in real-world conditions?

Based on customer feedback and warranty data, quality LED safety lights last 30,000-50,000 hours of operation, which translates to 5-8 years of typical commercial use. Traditional incandescent bulbs average 1,000-2,000 hours (6-12 months). LEDs handle vibration better and maintain brightness longer. However, cheaper LED units may fail within 1-2 years due to poor heat dissipation or inadequate weatherproofing. We recommend DOT-certified LEDs with aluminum housings and IP67 or higher waterproof ratings for maximum longevity.

Which air brake components fail most frequently and what are the warning signs?

The most common failures occur in air dryers (every 2-3 years), pressure protection valves (3-4 years), and gladhand seals (annually). Warning signs include: air dryer constantly purging or not purging at all, slow air pressure build-up taking over 3 minutes to reach 90 PSI, air leaks audible when brakes are released, and moisture in air tanks. Quick-release valves often stick in winter conditions. Regular maintenance with quality replacement parts can extend component life by 30-50%.

What gauge and type of wiring should I use for adding auxiliary lights and accessories?

Wire gauge depends on the accessory's amperage draw and cable run length. For LED marker lights (0.5-2 amps), use 18-16 AWG wire for runs under 15 feet. Work lights and fog lights (3-10 amps) require 14-12 AWG wire. High-powered LED light bars (15-30 amps) need 10 AWG wire with inline fuses. Always use automotive-grade stranded copper wire with SAE J1128 rating for flexibility and heat resistance. Install proper fuses or circuit breakers rated at 125% of the accessory's amp draw. Avoid household solid-core wire as it becomes brittle and cracks from vibration.


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