PETERBILT 378 HEAVY TRUCK

1995-2007

With C15 Cat Engine

Must Identify By OEM Number

1999

1994

2004

2000 with N14 Cummins Engine

Must Identify By OEM Number

1999 with Cat C12 Engine

1995-1998 Trucks with Daycabs Used with 85-410K

1995-1998 Trucks with Sleepers Used with 85-410K

1998-2007 Daycab Trucks
Used with 85-412K

1998-2007 Trucks with Sleeper Cabs
Used with 805-613

Located on Firewall

With C13 Cat Engine

With Cummins ISX Engine or Cat C15 Engine

With Cat C15 Engine

With Cat C15 Engine

With Cummins ISX Engine

Main Sleeper Unit

Models with Red Dot A/C or Red Dot Fan Switch Resistor

Short Thread

8" X 19 1/4" Filter

9 3/4" x 7 5/8" x 1 1/4" Filter

9 3/4" x 7 5/8" x 1 1/8" Filter

10 7/8" x 8 1/8" x 3/4" Filter

10 1/2" X 7 1/2" X 3/4" Filter

10 1/4" X 7" X 3/4" Filter

1994-1998

1995-2007

Fits Compressor: 59-2411 and 59-2411AP

Can use AP Series Clutch - 60-2252AP

Fits Compressor: 59-2004 and 59-2004AP

Can use AP Series Clutch - 60-2320AP

Fits Compressors: 59-6416AP, 59-6418AP, 59-6416, and 59-6418

• Leaf Spring Hub

Can use Heavy Duty Clutch - 60-6251

Fits Compressors: 59-6416HD and 59-6418HD

• Rubber Hub

Fits Compressor: 59-7426HD and 59-7426AP

Fits Compressor: 59-8419HD, and 59-8419AP

1996-1998 - Cat C15 Engine

Original Equipment Sanden
• Ear Mount, 8 x 10 O-Ring, JD Rear Head
• Threaded Accumulator 85-410K

Can Use Alternative Kit - TK7204AP

1998-2000 - Cat C12 Engine
1999-2003 - Cat C15 Engine

Original Equipment Sanden
• Ear Mount, 3/4" x 7/8" Pad, GQ Rear Head
• Pad Mount with Studs Accumulator 85-412K

Can Use Alternative Kit - TK7206AP

2004-2007 - Cat C15 Engine

Original Equipment
Super Heavy Duty Sanden
• Direct Mount, 3/4" x 7/8" Pad, GQ Rear Head
• Pad Mount w/ Studs Accumulator, 85-412K

Can Use HD Sanden Kit - TK7610
Can Use Alternative Kit - TK7610AP

2004-2007 - Cat C11, C13 Engines

Original Equipment
Super Heavy Duty Sanden
• Direct Mount, 3/4" x 7/8" Pad, GQ Rear Head
• Pad Mount w/ Studs Accumulator, 85-412K

Can Use HD Sanden Kit - TK7841
Can Use Alternative Kit - TK7841AP

1995-1997 - Cummins M11, N14 Engines

Original Equipment Sanden
• Ear Mount, 8 x 10 O-Ring, JD Rear Head
• Threaded Accumulator 85-410K

Can Use Alternative Kit - TK7204AP

2000-2002 - Cummins N14 Engine

Original Equipment Sanden
• Ear Mount, 3/4" x 7/8" Pad, GQ Rear Head
• Pad Mount with Studs Accumulator 85-412K

Can Use Alternative Kit - TK7206AP

2003-2007 - Cummins ISX, ISM Engines

Original Equipment
Super Heavy Duty Sanden
• Direct Mount, Pad Mount, GSA Rear Head
• Pad Mount w/ Studs Accumulator 85-412K

Can Use HD Sanden Kit - TK7612
Can Use Alternative Kit - TK7612AP

1996-1998 - Detroit 60 Series 12.7 Engine

Original Equipment Sanden
• Ear Mount, 8 x 10 O-Ring, JD Rear Head
• Threaded Accumulator 85-410K

Can Use Alternative Kit - TK7204AP

1998-2000 - Detroit 60 Series 12.7 Engine

Original Equipment Sanden
• Ear Mount, 3/4" x 7/8" Pad, GQ Rear Head
• Pad Mount with Studs Accumulator 85-412K

Can Use Alternative Kit - TK7206AP

Replaces all LH Suction York/Tech 2 Groove Clutch Compressors with Sanden Compressor

1993-1994

Original Equipment Sanden
• 2 Groove, 132mm HD Clutch
• FG Rear Head

For R12 Compressor use - 509-402

1996-1998 - Detroit 60 Series Engine
1995-1997 - Cummins M11 & N14 Engines

Original Equipment Sanden
• 2 Groove, 132mm HD Clutch
• JD Rear Head

Can Use Alternative Sanden - 59-2004AP

1996-1996 - Detroit 60 Series Engine
1995-1997 - Cummins M11 & N14 Engines

Alternative Sanden
• 2 Groove, 132mm Clutch
• JD Rear Head

Can Use HD Sanden - 59-2004

1998-2000 - Detroit 60 Series Engine
1998-2000 - CAT C12 Engine
1996-2003 - CAT C15 Engine
2000-2002 - Cummins N14 Engine

Original Equipment Sanden
• 2 Groove, 125mm HD Clutch
• GQ Rear Head

Can Use Alternative Sanden - 59-2411AP

1998-2000 - Detroit 60 Series Engine
1998-2000 - CAT C12 Engine
1996-2003 - CAT C15 Engine
2000-2002 - Cummins N14 Engine

Alternative Sanden
• 2 Groove, 125mm Clutch
• GQ Rear Head

Can Use HD Sanden - 59-2411

2004-2007 - CAT C15 Engine

Alternative Sanden
• 6 Groove, 125mm Clutch
• Direct Vertical Mount, 2 Wire

Can Use HD Sanden - 59-6416
Can Use Super SHD Sanden - 59-6416HD

2004-2007 - CAT C15 Engine

Original Equipment Sanden
• 6 Groove, 125mm SHD Clutch
• Direct Vertical Mount, 2 Wire

Can use HD Sanden - 59-6416
Can use Alternative Sanden - 59-6416AP

2003-2007 - Cummins ISM & ISX Engines

Alternative Sanden
• 6 Groove, 125mm Clutch
• Direct Horizontal Mount, 2 Wire
• GSA Rear Head

Can Use HD Sanden - 59-6418
Can Use Super SHD Sanden - 59-6418HD

2003-2007 - Cummins ISM & ISX Engines

Original Equipment Sanden
• 6 Groove, 125mm SHD Clutch
• Direct Horizontal Mount, 2 Wire
• GSA Rear Head

Can Use HD Sanden - 59-6418
Can Use Alternative Sanden - 59-6418AP

2004-2007 - CAT C11 & C13 Engines

Alternative Sanden
• 8 Groove, 119mm Clutch
• GQ Rear Head

Can use HD Sanden - 59-8419
Can use Super SHD Sanden - 59-8419HD

2004-2007 - CAT C11, C13 Engines

Original Equipment
Super Heavy Duty Sanden
• 8 Groove, 119mm SHD Clutch
• Direct Mount, GQ Rear Head

Can use HD Sanden - 59-8419
Can use Alternative Sanden - 59-8419AP

1995-2007

Can use Tube and Fin Condenser - TC430281
Can use HD Parallel Flow Condenser - TC42627HD

1995-2007
Full length mounts with HD mount blocks on each side for additional support

Can use Tube and Fin Condenser - TC430281
Can use Standard Duty Condenser - TC42627

Parallel Flow, Non-Serviceable Design

Serpentine, Non-Serviceable Design

1988-1994

Serpentine, Non-Serviceable Design

2005-2007
Vertical Facing Outlet Pad Fittings

Parallel Flow, Non-Serviceable Design

1995-2007

Can use Parallel Flow Condenser - TC42627
Can use HD Parallel Flow Condenser - TC42627HD

Must Identify By OE Number

Color - Orange, Size - .057

Color - Red, Size - .062

All With Block Type, Sleeper Units

1996-2008 With Long Life "Red"

2005-2010

1983-2000

2005-2010

1987-2000

For 3/4" Inlet and Outlet Fittings

With 5/8" Inlet and Outlet Fittings

With 3/4" Inlet and Outlet Fittings

Includes Adapter Fittings for 3/4" or 5/8" Applications

Single Application Kit
Includes 14 O-Rings

• Normally Open
• Opens: 23 psi.
• Closes: 47 psi
• M12 x 1.50

• Normally Open
• Opens: 21 psi.
• Closes: 40 psi.
• M12 x 1.50

• Normally Closed
• Opens: 330-370 psi.
• Closes: 180-240 psi.

• Normally Open
• Opens: 200 psi.
• Closes: 270 psi.
• M10 x 1.25

OE is Orange color, New switch is Yellow
• Normally Closed, Fan Override
• Opens: 310psi.
• Closes: 240psi.

Normally Open
• Opens: 210 psi.
• Closes: 300 psi.
• 7/16" x 20

Normally Open
• Closes: 340 psi.
• Opens: 215 psi.
• 7/16" x 20

• Normally Closed
• Opens 250 psi
• Closes 100 psi
• 7/16" x 20 Thread

Opens 30 psi. Closes 40 psi.

Opens 30 psi. Closes 30 psi., Low Pressure on High Side of System

Pressure Side and Fan Side Normally Open

2004-2007

2003-2006 w/ Behr Cooling Module

2003-2006 w/ Behr Cooling Module

Includes GK1809 Gasket

2003-2007

• Brass Tank & Copper Core
• with Frame
• without Surge Tank and Oil Cooler

1988-2007

• Brass Tank & Copper Core
• with Frame
• without Surge Tank

Can use 4 Row Radiator w/ Frame - TR9298
Can use 5 Row Radiator w/ Frame - TR9099

1988-2007

• Brass Tank & Copper Core
• with Frame and Surge Tank - TR93101

Can use 4 Row Radiator w/ Surge Tank - TR9208
Can use 5 Row Radiator w/ Surge Tank - TR9097

18-03837, 700001

1995-1998

Can Use Standard Accumulator 85-410

F31-6063, 18-04171

1999-2007

Can Use Standard Accumulator 85-412

1998-2008

Model Series with Blower Relay

All Models with Red Dot A/C