Air Valves & Switches

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Wheel Differential Lock RR RA Switch P27-1241-060-01 - Paccar
positive OEM
Part# P27-1241-060-01
Part# P27-1241-060-01
shipping
$79.04
In Stock
Switch - Msf, Hwd, Option, Mom/Mom-2 A66-14104-029 - Freightliner
positive OEM
Part# A66-14104-029
Part# A66-14104-029
shipping
$49.63
In Stock
Dual Switch Shield S46-1006 - Paccar
positive OEM
Part# S46-1006
Part# S46-1006
shipping
$42.86
In Stock
Door Locks Rocker Switch P27-1157-002 - Kenworth
positive OEM
Part# P27-1157-002
Part# P27-1157-002
shipping
$70.63
In Stock
Flood Light Switch P27-1244-001-01 - Kenworth
positive OEM
Part# P27-1244-001-01
Part# P27-1244-001-01
shipping
$84.23
In Stock
MUX Toggle Switch P27-1241-002-01 - Kenworth
positive OEM
Part# P27-1241-002-01
Part# P27-1241-002-01
shipping
$83.08
In Stock
Inter-Axle Differential Lock Switch P27-1241-057-01 - Kenworth
positive OEM
Part# P27-1241-057-01
Part# P27-1241-057-01
shipping
$83.08
In Stock
DPF Start/Stop Switch P27-1241-009-01 - Kenworth
positive OEM
Part# P27-1241-009-01
Part# P27-1241-009-01
shipping
$99.23
In Stock
Automatic Traction Control Switch P27-1241-030-01 - Kenworth
positive OEM
Part# P27-1241-030-01
Part# P27-1241-030-01
shipping
$83.08
In Stock
Hazard Switch P27-1275-016-01 - Paccar
positive OEM
Part# P27-1275-016-01
Part# P27-1275-016-01
shipping
Special Price $94.99 Regular Price $107.31
In Stock
Beacon & Blank Push Button Switch P27-1244-005-01 - Kenworth
positive OEM
Part# P27-1244-005-01
Part# P27-1244-005-01
shipping
$84.23
In Stock
Dome Lamp Standard Switch 16-074181J3GEF1J31 - Paccar
positive OEM
Part# 16-074181J3GEF1J31
Part# 16-074181J3GEF1J31
shipping
$84.23
In Stock
Switch - Rocker Engine Brake On/Off P27-1127-007 - Kenworth
positive OEM
Part# P27-1127-007
Part# P27-1127-007
shipping
Special Price $86.84 Regular Price $102.69
In Stock
Fifth Wheel Slider Air Valve Switch G90-1131-030 - Kenworth
positive OEM
Part# G90-1131-030
Part# G90-1131-030
shipping
Special Price $126.60 Regular Price $140.77
In Stock
Switch - PB Spare Spst P27-1177-030 - Peterbilt
positive OEM
Part# P27-1177-030
Part# P27-1177-030
shipping
$98.16
In Stock
Power Take Off (PTO) Covered Switch P27-1242-007-01 - Kenworth
positive OEM
Part# P27-1242-007-01
Part# P27-1242-007-01
shipping
Special Price $68.95 Regular Price $84.23
In Stock
Cruise Control Switch - SET/REL PB P27-1177-008 - Peterbilt
positive OEM
Part# P27-1177-008
Part# P27-1177-008
shipping
$98.51
In Stock
Switch , Pressure, Normally Closed,73+/-7PSI,2-Blinder 2749-2108 - Fasco Industries
positive OEM
Part# 2749-2108
Part# 2749-2108
shipping
$10.95
In Stock
Switch - PTO P27-1175-007 - Kenworth
positive OEM
Part# P27-1175-007
Part# P27-1175-007
shipping
Special Price $141.62 Regular Price $145.71
In Stock
Intermittent Wiper Switch S23-1003 - Paccar
positive OEM
Part# S23-1003
Part# S23-1003
shipping
$225.71
In Stock
Switch - Control Menu Q27-6029-200 - Kenworth
positive OEM
Part# Q27-6029-200
Part# Q27-6029-200
shipping
Special Price $285.34 Regular Price $321.43
In Stock
Door Window Switch P27-6227 - PanaPacific
positive OEM
Part# P27-6227
Part# P27-6227
shipping
$9.60
In Stock
Headlight Master Light Rocker Switch P27-1127-001 - Kenworth
positive OEM
Part# P27-1127-001
Part# P27-1127-001
shipping
Special Price $86.19 Regular Price $102.69
In Stock
Switch - Rocker Cruise Control P27-1127-006 - Kenworth
positive OEM
Part# P27-1127-006
Part# P27-1127-006
shipping
Special Price $86.99 Regular Price $102.69
In Stock
Engine Fan Override Switch P27-1241-015-01 - Kenworth
positive OEM
Part# P27-1241-015-01
Part# P27-1241-015-01
shipping
Special Price $74.69 Regular Price $83.08
In Stock
Air Suspension Dump Switch P27-1241-053-01 - Kenworth
positive OEM
Part# P27-1241-053-01
Part# P27-1241-053-01
shipping
Special Price $74.69 Regular Price $83.08
In Stock
Forward Pusher Axle Air Valve Switch G90-1131-031 - Kenworth
positive OEM
Part# G90-1131-031
Part# G90-1131-031
shipping
Special Price $155.08 Regular Price $159.64
In Stock
Trailer Power Switch P27-1173-039 - Paccar
positive OEM
Part# P27-1173-039
Part# P27-1173-039
shipping
$92.31
In Stock
Single Switch Shield S46-1007 - Paccar
positive OEM
Part# S46-1007
Part# S46-1007
shipping
$32.50
In Stock
Engine Fan Switch DBL Pole W/LEDS 16-091217C8EVU2H11 - Peterbilt
positive OEM
Part# 16-091217C8EVU2H11
Part# 16-091217C8EVU2H11
shipping
Special Price $93.21 Regular Price $98.51
In Stock
Switch - Start Button P123 16-04519 - Peterbilt
Part# 16-04519
Part# 16-04519
shipping
Special Price $46.02 Regular Price $50.77
In Stock
DPF Regeneration Start/Stop Switch P27-1216-012-01 - Peterbilt
positive OEM
Part# P27-1216-012-01
Part# P27-1216-012-01
shipping
$79.40
In Stock
Air Valve Electric Rocker Switch 08-03448-001 - Peterbilt
positive OEM
Part# 08-03448-001
Part# 08-03448-001
shipping
Special Price $203.35 Regular Price $208.93
In Stock
Switch - Liftable Pusher PB DBLE Pole W/LED 16-091215E8ESS1H13 - Peterbilt
positive OEM
Part# 16-091215E8ESS1H13
Part# 16-091215E8ESS1H13
shipping
Special Price $93.21 Regular Price $98.51
In Stock
Switch - Dome / Footwell P27-1173-011 - Kenworth
positive OEM
Part# P27-1173-011
Part# P27-1173-011
shipping
Special Price $77.68 Regular Price $86.54
In Stock
Switch - Head / Park Lamps P27-1173-073 - Kenworth
positive OEM
Part# P27-1173-073
Part# P27-1173-073
shipping
Special Price $77.68 Regular Price $86.54
In Stock

Truck Essentials: Air Valves and Air Switches

In the mechanical orchestra of a truck's operation, air valves and air switches strike an essential note. Their role might not be immediately obvious, yet it is critical to ensuring various truck systems function as they should.

Understanding Their Role

Air valves and air switches control the passage and allocation of compressed air within a truck's pneumatic systems. This control is particularly pertinent when it comes to the braking and suspension systems. Air valves are responsible for releasing the pressurized air that engages the brake pads and adjusts the suspension, especially in trucks equipped with air suspension systems.

Additionally, these components provide the crucial airtight conditions required for efficient operation in systems dependent on pressurized air. Any leakage could compromise performance and even lead to system failure.

Emphasizing Quality

Given the significance of air valves and air switches, it's clear that quality matters. These components are safety-critical; any failure, particularly in the braking system, could present dangerous situations. It's essential, therefore, to invest in robust, reliable air valves and switches designed to handle demanding conditions.

Maintaining Performance

Regular maintenance of air valves and air switches can greatly extend their lifespan and ensure they perform at their peak. Even high-quality components can suffer wear and tear over time, so it's essential to have them checked and serviced regularly. This not only keeps your truck operating smoothly but also helps prevent unexpected breakdowns and the associated downtime and expense. Whether it's a complete overhaul or a simple component replacement, proactive maintenance is key to keeping your truck in top shape.

The Big Rig Shop's Selection

At the Big Rig shop, we understand the necessity of these vital components. Our range offers a comprehensive selection of high-quality air valves and air switches, designed with reliability in mind, even in extreme situations. Investing in premium parts not only ensures optimal vehicle performance but also promotes longevity and improves safety for all onboard.

Choosing the Big Rig shop means opting for the best in the field. With our extensive assortment of truck accessories, we have your needs covered. Trust our selection for dependable performance and enhanced safety, every mile of your journey.