Skip To Content

Specifications

The 4050 M100 Rebuild Kit is designed to deliver dependable performance for heavy-duty trucks using M100 steering gears. With durable seals, bushings, gaskets, and related internal components, the kit helps restore factory steering responsiveness and ensures long-term functionality. Its precision engineering reduces steering play, prevents leakage, and supports smoother operation under demanding road conditions. Ideal for both fleet maintenance programs and individual repairs, the 4050 kit offers a cost-effective way to extend the service life of M100 steering assemblies with confidence.
Weight
1.2

Compatibility

Freightliner FLD120: 1995–2008
Freightliner Classic: 1995–2010
Kenworth W900: 1990–2007
Kenworth T800: 1990–2007
Peterbilt 379: 1990–2007
Peterbilt 378: 1990–2007
International 9400 Series: 1995–2007
Mack CH Series: 1990–2005

Alternative Part Numbers

  • Bendix 4050
  • Daimler 4050
  • Eaton 4050
  • Freightliner 4050
  • International 4050
  • Kenworth 4050
  • Mack 4050
  • Meritor 4050
  • Navistar 4050
  • PACCAR 4050
  • Peterbilt 4050
  • TRW M100 Kit
  • Volvo 4050

Related Parts

Torque Parts TR9082 Trailer Air Spring Hendrickson
TORQUE PARTS USA Part No: TR9082
$123.64 View Part
Air Spring Rolling Lobe
AUTOMANN Part No: AB1DK28E-8091
$176.84 View Part
Air Spring Kenworth
AUTOMANN Part No: ABSK125-9933
$165.29 View Part
Air Spring Double Convoluted
AUTOMANN Part No: ABSP2B12R-6897
$118.18 View Part
STEER, SGNW 710
PARTCRAFT Part No: 4000
$19.35 View Part Contact Us
HFB70 TRW/ROSS Steering Box
PARTCRAFT Part No: 4018
$64.44 View Part
Steering Gear TAS65/TAS66
PARTCRAFT Part No: 4034
$54.76 View Part
STEER M-100 Steering Gear
PARTCRAFT Part No: 4037
$91.45 View Part Contact Us
Input Shaft Seal for TAS65 THP
PARTCRAFT Part No: 4040
$12.10 View Part
M-100 Steering Gear w/ New Style Input
PARTCRAFT Part No: 4048
$102.39 View Part
M100 Steering Gear Rebuild Kit
PARTCRAFT Part No: 4050
$28.52 View Part
THP60 Ross Box Kit
PARTCRAFT Part No: 4051
$49.60 View Part Contact Us
M-100 Steering Seal Kit
PARTCRAFT Part No: 4058
$105.40 View Part
HD94 SHEPP Steering Kit
PARTCRAFT Part No: 4060
$107.29 View Part
Input/Shaft Seal THP60
PARTCRAFT Part No: 79193
$9.60 View Part
Cabin Air Spring
Torque Parts Usa Part No: TR7064
$38.55 View Part
Convoluted Air Spring
Torque Parts Usa Part No: TR7555
$96.82 View Part
Trailer Air Spring
Torque Parts Usa Part No: TR9307
$120.00 View Part

This website uses cookies to provide users the best possible experience. Learn more. Please also review our terms of use and terms of sale.