PeersParts.com | Premium Construction Machinery Parts Supplier

Engineered for Durability

PeersParts.com is a leading manufacturing enterprise focused on the research, development, production, and trade of construction machinery parts. With over a decade of expertise, we deliver high-performance undercarriage components trusted by operators worldwide.

Our precision-engineered bucket pins, track chains, rollers, and sprockets are built to withstand extreme conditions in excavation, mining, and heavy-duty construction environments. We combine advanced materials like hardened chrome and high-tensile alloys with strict quality control to ensure maximum service life and reliability.

Custom manufacturing for all major brands (CAT, Komatsu, Kobelco, etc.)

Full range from 1.5-ton mini excavators to 125-ton bulldozers

ISO-compliant production with heat-treated and forged components

Our Products

Precision-engineered construction machinery parts designed for maximum durability, performance, and compatibility across all major equipment brands.

65mm Bucket Pin for CAT 960

High-strength hardened steel pin for loader applications. Compatible with Caterpillar 960 series.

Type: Bucket Pin

Diameter: 65mm

Application: Excavator, Loader, Bulldozer

5V-1151 Harden Chrome Bucket Pin

Chrome-hardened bucket pin for CAT950H loaders. Enhanced wear resistance and extended service life.

Part No: 5V-1151

Material: Harden Chrome Steel

Compatibility: CAT950H

Salty Track Chain for D7G Bulldozer

Heavy-duty replacement track chain engineered for Caterpillar D7G bulldozers in extreme conditions.

Type: Track Chain Assembly

Pitch: 90-280mm

Weight Class: Bulldozer

Mini Excavator Track Roller for TB225

High-quality track bottom roller for crawler heavy equipment. Precision sealed bearings for longevity.

Model: TB225

Type: Track Roller

Application: Mini Excavator

35MNB Track Chain Link for E120B

High-tensile manganese steel track link for excavator E120B. Optimized for durability and pitch accuracy.

Grade: 35MNB

Compatibility: E120B

Type: Track Link

Customized Flange Bushing for PC400

Precision-engineered flange bushing for Komatsu PC400, PC450, and PC490 excavators.

Part No: 208-70-72170

Application: Komatsu Excavators

Type: Flange Bushing

Segment for Dozer Santui DH10

Forged sprocket segment with full-circle heat treatment. Superior strength and wear resistance.

Type: Sprocket Segment

Compatibility: DH10 Dozer

Process: Forged & Heat Treated

600-900mm Swamp Track Shoe for D60

Wide track shoes manufactured for D60 bulldozers operating in soft, muddy terrain.

Sizes: 600, 700, 800, 900mm

Type: Swamp Track Shoe

Application: D60 Bulldozer

Carrier Roller for Excavator

Heavy-duty carrier roller with sealed bearings and corrosion-resistant housing for extended uptime.

Type: Carrier Roller

Application: Crawler Excavators

Design: Sealed Bearing

Excavator Bucket Cutting Edge

Replaceable cutting edge for excavator buckets. Hardened alloy steel for maximum abrasion resistance.

Type: Cutting Edge

Material: Hardened Alloy Steel

Compatibility: Universal Fit

Slew Motor & Final Drive

Hydraulic slew motors and final drives for excavators, bulldozers, loaders, and cranes. OEM replacements.

Type: Slew Motor, Final Drive

Function: Rotation & Propulsion

Custom: Available

Turntable Bearings & Slew Rings

Large diameter turntable bearings and slew rings for excavators and cranes. Precision machined for smooth rotation.

Type: Turntable Bearing

Application: Excavator, Crane

Feature: High Load Capacity

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Why Choose PeersParts?

Engineered excellence backed by decades of manufacturing expertise.

Advanced Manufacturing

State-of-the-art CNC machining, forging, and heat treatment processes ensure precision and durability in every component.

Quality Assurance

Rigorous quality control at every stage—from raw material inspection to final packaging—ensures consistent performance.

High-Strength Materials

We use hardened chrome, high-tensile manganese steel, and alloy forgings to maximize wear life and impact resistance.

Custom Engineering

We customize bucket pins, bushings, track chains, and sprockets to meet OEM specifications or unique application needs.

Global Supply Chain

Efficient logistics and warehousing enable fast delivery to customers in North America, Europe, Asia, and beyond.

Complete Undercarriage Solutions

From bucket pins to final drives, we offer a full range of undercarriage and hydraulic components in one place.

Frequently Asked Questions

Everything you need to know about our products and services.

What types of machinery do your parts fit?

Our parts are compatible with major brands including Caterpillar, Komatsu, Kobelco, Hitachi, Volvo, Hyundai, Doosan, and more. We cover excavators, bulldozers, loaders, and cranes from 1.5-ton mini machines up to 125-ton heavy equipment.

Can you customize parts to our specifications?

Yes. We offer full customization for bucket pins, bushings, track chains, sprockets, and other components. Provide your drawings or samples, and we’ll manufacture to your exact requirements.

What materials do you use for track chains and pins?

We use high-tensile manganese steel (35MNB, 40MNB), hardened chrome steel, and alloy forgings. All materials undergo heat treatment for optimal hardness and wear resistance.

How do you ensure quality control?

Every batch undergoes dimensional inspection, hardness testing, material composition analysis, and visual checks. We follow ISO standards and provide material certifications upon request.

What is your production and delivery time?

Standard parts ship within 3-7 days. Custom orders take 15-25 days depending on complexity. We offer air and sea freight with tracking to all global destinations.

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