8X-0139 Linkage Pin is a heavy-duty headed pin designed for rotational connections within Caterpillar large wheel loader linkage systems. Its steel, boron steel and low alloy steel construction provides the strength required for high-load articulation applications. The pin works together with compatible sleeve bearings and related components to support controlled movement and wear performance. Caterpillar lists 8X-0139 for CAT 994, 994D, 994F and 994H wheel loaders, making it suitable for demanding mining, quarry, construction and heavy earthmoving operations.
Heavy-duty linkage pin designed for articulated linkage and frame connection systems on large Cat wheel loaders.
Manufactured from steel, boron steel and low alloy steel for high strength and durability.
Designed to support rotational movement between connected machine structures, helping maintain proper articulation.
Cat engineers match the pin’s material, heat treatment, surface treatment and finish with related sleeve bearings for reliable wear performance.
Features a headed-pin design with a puller hole, supporting controlled installation and removal during maintenance.
Suitable for demanding environments involving heavy loads, vibration, impact and continuous articulation.
A practical replacement component for maintaining the articulation system of CAT 994, 994F and 994D wheel loaders.
Compatible Machine
The 8X-0139 Linkage Pin is listed by Caterpillar for:
CAT 994
CAT 994D
CAT 994F
CAT 994H
Your requested models—994, 994D and 994F—are all included in Caterpillar’s compatibility listing.
Applications
The 8X-0139 Linkage Pin is suitable for:
Mining – Supporting articulation systems on large mining wheel loaders.
Quarry – Designed for heavy-duty loading and material handling operations.
Construction – Suitable for demanding wheel loader applications.
Heavy Earthmoving – Helps maintain reliable articulation under high operating loads.
Large Infrastructure Projects – Supports large wheel loader fleets handling heavy materials.
Why Choose YLCM?
20+ Years Experience – Professional experience in construction and mining machinery parts.
Large Warehouse – Extensive inventory for heavy equipment maintenance requirements.
Fast Delivery – Efficient order processing and international logistics support.
Genuine & OEM Parts – Genuine, OEM and quality replacement options available.
Export to 60+ Countries – Serving customers across global construction and mining markets.
Professional Technical Support – Assistance with part identification and compatibility verification.
Packaging & Shipping
YLCM provides professional export packaging to protect the 8X-0139 Linkage Pin during international transportation. Packaging can include heavy-duty wooden crates, reinforced cartons, shock-proof protection, moisture-proof protection and reinforced internal fixation according to order requirements.
Available transportation solutions include Sea Freight, Railway Transportation, Land Transportation and Multimodal Logistics, selected according to destination and shipment requirements.
FAQ
Q1: What is 8X-0139? A: 8X-0139 is a Cat Linkage Pin used to support rotational movement between connected machine structures and linkage components.
Q2: Which machines use 8X-0139? A: Caterpillar lists 8X-0139 for the 994, 994D, 994F and 994H wheel loaders.
Q3: What material is 8X-0139 made from? A: Caterpillar specifies steel, boron steel and low alloy steel.
Q4: What type of pin is 8X-0139? A: It is a headed pin with a puller hole and puller-thread feature to assist removal during service.
Q5: How can I confirm compatibility? A: Send YLCM the part number, machine model, serial number and quantity. Our technical team can help verify the application before quotation.
Request a Quote
Looking for 8X-0139 Linkage Pin for CAT 994, 994F or 994D?
Contact YLCM PARTS for price, availability and international shipping options. Please provide the part number, machine model, required quantity and destination country for a faster quotation.
