HVAC System & Climate Control

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HVAC #6 Liquid Hardline Assembly F50-1350-2050 - Dynacraft
positive OEM
Part# F50-1350-2050
Part# F50-1350-2050
In Stock
shipping-move
Special Price $268.12 Regular Price $310.54
HVAC Liquid #6 Hardline Assembly F50-6292-111150 - Peterbilt
positive OEM
Part# F50-6292-111150
Part# F50-6292-111150
In Stock
shipping-move
$372.84
Climate Auto Temperature Control Unit 23730080 - Mack
positive OEM
Part# 23730080
Part# 23730080
In Stock
shipping-move
Special Price $473.91 Regular Price $502.63
Blower Assembly 4379-RD342310 - Mack
positive OEM
Part# 4379-RD342310
Part# 4379-RD342310
In Stock
shipping-move
Special Price $314.55 Regular Price $327.44
Quick Coupling 20805110 - Mack
positive OEM
Part# 20805110
Part# 20805110
In Stock
shipping-move
Special Price $8.55 Regular Price $9.34
Control Panel Assembly 4379-RD338120P - Mack
positive OEM
Part# 4379-RD338120P
Part# 4379-RD338120P
In Stock
shipping-move
Special Price $201.84 Regular Price $209.87
HVAC Control Panel 20992943 - Mack
positive OEM
Part# 20992943
Part# 20992943
In Stock
shipping-move
Special Price $200.29 Regular Price $210.16
Sleeper A/C Suction Line F50-2035-120 - Paccar
positive OEM
Part# F50-2035-120
Part# F50-2035-120
In Stock
shipping-move
$269.30
HVAC Control A22-79336-001 - Freightliner
positive OEM
Part# A22-79336-001
Part# A22-79336-001
In Stock
shipping-move
Special Price $449.88 Regular Price $492.04
HVAC Manual Control Module A22-79336-000 - Freightliner
positive OEM
Part# A22-79336-000
Part# A22-79336-000
In Stock
shipping-move
Special Price $273.50 Regular Price $307.68
HVAC Discharge Hardline #8 F50-1890-2000 - Dynacraft
positive OEM
Part# F50-1890-2000
Part# F50-1890-2000
In Stock
shipping-move
Special Price $337.25 Regular Price $348.19
A/C Hose Assembly A22-41332-040 - Freightliner
positive OEM
Part# A22-41332-040
Part# A22-41332-040
In Stock
shipping-move
Special Price $208.64 Regular Price $233.31
Hardline- #6 HVAC, Liquid F50-6527-040000 - Dynacraft
positive OEM
Part# F50-6527-040000
Part# F50-6527-040000
In Stock
shipping-move
$277.86
Hardline - Liquid Assembly F50-1832 - Kenworth
positive OEM
Part# F50-1832
Part# F50-1832
In Stock
shipping-move
$299.56
HVAC Control Head F21-1047-10012 - Paccar
positive OEM
Part# F21-1047-10012
Part# F21-1047-10012
In Stock
shipping-move
Special Price $424.21 Regular Price $515.11
HVAC Control Head F21-1048-10012 - Paccar
positive OEM
Part# F21-1048-10012
Part# F21-1048-10012
In Stock
shipping-move
Special Price $406.81 Regular Price $420.00
Control Cab HVAC F21-1028-13B2 - Kenworth
positive OEM
Part# F21-1028-13B2
Part# F21-1028-13B2
In Stock
shipping-move
Special Price $365.80 Regular Price $384.86
HVAC Control Head F21-1048-20012 - Paccar
positive OEM
Part# F21-1048-20012
Part# F21-1048-20012
In Stock
shipping-move
Special Price $375.76 Regular Price $456.29
Control HVAC F21-1028-23B2 - Kenworth
positive OEM
Part# F21-1028-23B2
Part# F21-1028-23B2
In Stock
shipping-move
Special Price $308.17 Regular Price $322.69
Hose Assembly R134A #6 D9012-2735 - Dynacraft
Part# D9012-2735
Part# D9012-2735
In Stock
shipping-move
$255.64
Module - LVD 8600056 - Paccar
positive OEM
Part# 8600056
Part# 8600056
In Stock
shipping-move
Special Price $138.81 Regular Price $158.52
A/C Fitting - #10 90-degree COS with FG3125 - Atco
Part# FG3125
Part# FG3125
In Stock
shipping-move
$39.56
Control - Cab/Sleeper Heater/AC 806-0156-000SP - Peterbilt
positive OEM
Part# 806-0156-000SP
Part# 806-0156-000SP
In Stock
shipping-move
Special Price $713.44 Regular Price $717.32
Hardline Assembly #10 W/Pad D9027-7628 - Dynacraft
Part# D9027-7628
Part# D9027-7628
In Stock
shipping-move
$649.31
AC Discharge Line F50-1798-1475 - Dynacraft
Part# F50-1798-1475
Part# F50-1798-1475
In Stock
shipping-move
$327.89
Blower Motor Assembly CR705003 - Paccar
positive OEM
Part# CR705003
Part# CR705003
In Stock
shipping-move
Special Price $478.38 Regular Price $498.41
Hardline Assembly - Discharge 1/2 In. F50-1495-1225 - Dynacraft
Part# F50-1495-1225
Part# F50-1495-1225
In Stock
shipping-move
Special Price $287.32 Regular Price $301.13
Mode - Cylinder Vane S31-6016 - Peterbilt
positive OEM
Part# S31-6016
Part# S31-6016
In Stock
shipping-move
Special Price $237.77 Regular Price $256.14
Hose - Assembly HVAC F50-1796-1100 - Dynacraft
Part# F50-1796-1100
Part# F50-1796-1100
In Stock
shipping-move
$98.57
Quick Coupling 20805109 - Mack
positive OEM
Part# 20805109
Part# 20805109
In Stock
shipping-move
$7.36
Hardline Assembly - Discharge #8 HVAC F50-6336-2000 - Dynacraft
positive OEM
Part# F50-6336-2000
Part# F50-6336-2000
In Stock
shipping-move
Special Price $395.99 Regular Price $410.91
Condenser Mounting Kit 1221057-AS - Paccar
positive OEM
Part# 1221057-AS
Part# 1221057-AS
In Stock
shipping-move
$93.29
Dash Air Vent Assembly S45-6031 - Paccar
positive OEM
Part# S45-6031
Part# S45-6031
In Stock
shipping-move
Special Price $75.46 Regular Price $80.77
Control - Heater & Air Conditioning CP1001 - TRP
TRP
Part# CP1001
Part# CP1001
In Stock
shipping-move
Special Price $372.00 Regular Price $400.00
Hose - A/C Sleeper F50-1104 - Dynacraft
positive OEM
Part# F50-1104
Part# F50-1104
In Stock
shipping-move
Special Price $344.42 Regular Price $385.83
Hose - R/D to TXV F50-2198-0550 - Dynacraft
positive OEM
Part# F50-2198-0550
Part# F50-2198-0550
In Stock
shipping-move
Special Price $115.09 Regular Price $129.39

HVAC System & Climate Control Parts for Year-Round Comfort

Spending long hours behind the wheel means you depend on your heating, ventilation, and air conditioning system more than most drivers ever will. The HVAC system does more than move air, it regulates cabin temperature, controls humidity, and ensures visibility by clearing fog from the glass. When any part of it fails, your comfort and safety both take a hit. Keeping your HVAC system and climate control components in working order means a better drive every day, no matter the season.

Parts That Keep Air Moving

This category covers the parts that make your system work together as it should. You will find:

  • Climate auto temperature control units that adjust cabin settings automatically
  • Blower assemblies that keep air moving through the vents
  • HVAC control heads that give you direct command over heating and cooling
  • HVAC discharge hardlines and control panel assemblies that link everything together

Each of these components plays a role in keeping the cab comfortable and safe during every mile.

Designed for Continuous Operation

Your HVAC system works constantly in every kind of weather. From freezing winters to sweltering summers, the parts inside it are exposed to high temperatures, vibrations, and long hours of use. Reliable components are built with tough materials and tested to handle the demands of heavy-duty trucks. Replacing worn blower assemblies or faulty control panels with dependable units restores the consistent climate control you need for long stretches on the road.

How Small Fixes Prevent Big Problems

A weak blower, a broken control head, or a leaking hardline may start as an inconvenience, but it quickly becomes a serious problem. Without proper airflow, your windshield can fog over, or your cab can turn into an uncomfortable place to spend a shift. Timely replacement keeps the system balanced, helps prevent further damage, and ensures you stay focused on driving instead of fighting with faulty controls.

Climate Control You Can Depend On

Reliable HVAC performance is about more than comfort. It is about ensuring you can see clearly, breathe clean air, and stay alert mile after mile. With a properly working system, you have confidence that your cab will remain comfortable whether the temperature outside is freezing cold or blazing hot.

Big Rig World carries a wide selection of HVAC system and climate control parts, making it simple to find the exact components you need to keep your truck comfortable and safe year-round.