Left Steering Tie Rod (473mm / 50mm Tube) suitable for CAT Excavators - 1642657
Technical Specification and Compatibility
A high-quality 1642657 left steering tie rod by TORS. This is a reinforced steering component designed for Caterpillar (CAT) M300 series wheeled excavators. It features a very robust construction with a 50 mm diameter tube, a length of 473 mm, and an M28x1.5 thread.
Part Number:1642657
Type:Steering Tie Rod (LEFT side)
Total Length:473 mm
Rod (Tube) Diameter:50 mm (reinforced)
Threads:M28x1.5
Cone Dimensions:28.90 mm / 32.20 mm
TORS products guarantee reliability in steering systems. Reinforced construction and precisely made cones ensure safety and precise handling of heavy construction machinery.
Features of the 1642657 TORS Rod
Extremely Strong 50mm Tube:Increased tube diameter provides exceptional resistance to bending in rough terrain, typical for wheeled excavators.
Precision Cones:Accurately machined cones (28.9mm / 32.2mm) ensure a secure, play-free fit, crucial for steering precision.
Dedicated Left Side:Rod geometry specifically designed for the left side of the steering system on CAT M3xx excavators.
Corrosion Protection:High-quality coating protects the rod from corrosion in harsh construction environments.
Application in machinery
Brand
Machine Type
Models
Caterpillar (CAT)
Wheeled Excavators
M312, M313C, M315, M315C, M316C, M318, M318C
The list above is for reference. It is crucial to verify the installation side (LEFT) and dimensions on your machine.
Part Role in the Machine and Failure Diagnostics
The 1642657 left steering rod connects the steering cylinder to the left wheel knuckle on CAT wheeled excavators. Due to the high weight of these machines, the rod must be extremely durable (hence the 50mm tube).
›Steering play and machine wandering while driving.
›Knocking noises from the left side of the front axle when turning.
› Uneven wear of the left tire (poor alignment).
› Visible rod bending after hitting an obstacle.
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🔧 Expert Guide: Key Installation Tips
Verify Side: Ensure you need the LEFT rod. The right rod has a different part number and may have different geometry.
Clean Cones: Tapered seats in the knuckle and cylinder must be perfectly clean and dry before assembly. Grease on the cone can cause it to spin and damage the seat.
New Nuts: Always use new self-locking nuts or secure threads with threadlocker.
Alignment: After replacing the rod, it is mandatory to check and potentially adjust wheel alignment (toe-in).
Frequently Asked Questions (FAQ)
What is the difference between left and right rod?
They may differ in bends, length, or adjustment thread direction. Always use the rod dedicated to the specific side.
Why is this rod so thick (50mm)?
It is designed for wheeled excavators, which are much heavier than backhoe loaders and operate in tougher terrain, generating higher forces on the steering system.
Do you have doubts or need confirmation to avoid costly downtime? Call us. Our experts will help you select the right part to get your equipment back to work as quickly as possible.
Jestem bardzo zadowololny, nie tylko z produktu, ale też z super olbsługi. Szukałem tańszego zamiennika końcówki drążka do mojego cat, znajomy polecił Serwis Kop i uratował mi skórę. Dzięki barzdo!