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E320 E323 E324 Excavator Undercarriage Parts Alloy Steel Track Carrier Roller
E320 E323 E324 Excavator Undercarriage Parts Alloy Steel Track Carrier Roller
Specifications
Brand Name :
CAT
Model Number :
E320, E323,E324
Place of Origin :
China
MOQ :
1
Price :
$45 - $50
Payment Terms :
L/C,D/A,D/P,T/T
Supply Ability :
999
Delivery Time :
3-7 work days
Packaging Details :
Carton Box
Product Type :
Track carrier roller (top roller)
Compatible Models :
E320/E323/E324
Roller Body Material :
High-strength alloy steel (40MnB)
Surface Hardness :
HRC 55–60 (quenched and tempered)
Shaft Material :
45# steel with induction hardening
Bearing Type :
Double-row tapered roller bearing
Seal Type :
Double lip oil seal
Static Load Capacity :
25–30 kN
Service Life :
3000+ hours under normal working conditions
Description

Excavator Undercarriage Parts Track Carrier Roller for E320 E323 E324

Optimize the stability and track performance of your CAT excavator with this premium carrier roller (top roller), engineered as a direct OEM replacement for CAT E320, E323, and E324 series excavators. As a critical undercarriage component, this roller supports the upper track chain, prevents sagging, and ensures smooth, efficient track movement during operation. Built with hardened alloy steel and precision-sealed bearings, it withstands heavy loads, impact, and abrasive conditions, extending service life and minimizing downtime. Every roller undergoes rigorous quality testing to guarantee consistent performance in construction, mining, and earthmoving applications.

Core Selling Points

✅ Exact OEM Fit for CAT E320/E323/E324
Precision-machined to match the original CAT dimensions, shaft length, and bearing configuration. It installs seamlessly without modifications, ensuring perfect track alignment and optimal undercarriage performance.
✅ Heavy-Duty Industrial Construction
Forged from high-grade alloy steel with deep heat treatment, these rollers offer exceptional hardness (HRC 55–60) and wear resistance. The precision-ground surface reduces track wear, while the reinforced housing resists impact and deformation.
✅ Advanced Sealing & Lubrication
Equipped with a double lip seal system and factory-greased bearings, these rollers prevent water, dust, and debris ingress, eliminating premature bearing failure. The hermetic seal maintains lubrication even in wet or muddy conditions.
✅ Long-Lasting & Cost-Effective
Engineered to outlast standard aftermarket rollers by 2–3 times, reducing replacement frequency and lowering maintenance costs. Each unit is backed by a 6-month manufacturer warranty.

Category Parameter Specification
General Information Product Type Track carrier roller (top roller)
Compatible Models CAT E320, E323, E324 Excavators
Condition New aftermarket unit, 100% tested
Certification ISO 9001:2015 quality certified
Warranty 6-month comprehensive manufacturer warranty
Construction & Material Roller Body Material High-strength alloy steel (40MnB)
Surface Hardness HRC 55–60 (quenched and tempered)
Shaft Material 45# steel with induction hardening
Bearing Type Double-row tapered roller bearing
Seal Type Double lip oil seal
Grease Type High-temperature lithium-based grease
Performance Parameters Static Load Capacity 25–30 kN
Operating Temperature Range -30°C to 80°C
Maximum Operating Speed 6 km/h
Service Life 3000+ hours under normal working conditions
Installation Specifications Mounting Type Direct bolt-on replacement
Center Shaft Length Matches OEM specifications
Outer Diameter Matches CAT E320/E323/E324 OEM dimensions
Net Weight ~8–10 kg per unit

E320 E323 E324 Excavator Undercarriage Parts Alloy Steel Track Carrier Roller

E320 E323 E324 Excavator Undercarriage Parts Alloy Steel Track Carrier Roller

E320 E323 E324 Excavator Undercarriage Parts Alloy Steel Track Carrier Roller

E320 E323 E324 Excavator Undercarriage Parts Alloy Steel Track Carrier Roller

E320 E323 E324 Excavator Undercarriage Parts Alloy Steel Track Carrier Roller

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E320 E323 E324 Excavator Undercarriage Parts Alloy Steel Track Carrier Roller

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Product Detail
Brand Name :
CAT
Model Number :
E320, E323,E324
Place of Origin :
China
MOQ :
1
Price :
$45 - $50
Payment Terms :
L/C,D/A,D/P,T/T
Contact Supplier
E320 E323 E324 Excavator Undercarriage Parts Alloy Steel Track Carrier Roller

Guangzhou Lanxin Machinery Equipment Co., Ltd

Verified Supplier
1 Years
guangzhou
Since 2008
Business Type :
Distributor/Wholesaler, Trading Company
Main Products :
Construction Engine, Excavator Engine Parts, Hydraulic Pump Assembly
Total Annual :
10000000￥-100000000￥
Employee Number :
50~150
Certification Level :
Verified Supplier
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