Komatsu KM1690 2013000060 Track Lower Roller for PC60/SY75 Excavators/DPW Parts
Product Specifications
Komatsu KM1690 Track Lower Roller Assembly
Part Numbers: KM1690 / 2013000060 | Compatible with Komatsu PC60 & Kobelco SY75 Series
Direct OEM Replacement
Superior Sealing & Durability
Optimized for Mid-Size Excavator Performance
Product Overview
The Track Lower Roller (Bottom Roller) is a critical component of your excavator's undercarriage, bearing the machine's weight and guiding the track chain. Our replacement Komatsu KM1690 (2013000060) roller is precision-engineered to restore the performance and reliability of your Komatsu PC60 and Kobelco SY75 series excavators.
This assembly delivers genuine-quality fit and function, ensuring smooth operation, reduced vibration, and protection for other undercarriage components. It is the ideal solution for maintenance, repair, and overhaul projects in construction, landscaping, and utility work.
Key Features & Engineering Benefits
Robust Construction for Long Service Life
Feature: Manufactured from high-grade, heat-treated steel to resist wear and deformation under load.
Benefit: Provides exceptional durability and impact resistance, extending the roller's service interval and reducing your cost-per-hour.
Advanced Multi-Labyrinth Seal System
Feature: Incorporates multiple sealing lips, a durable wear ring, and a high-capacity grease reservoir.
Benefit: Effectively prevents the ingress of abrasive contaminants (mud, sand, dust) and retains lubrication, minimizing internal wear on the roller bearings and shaft.
Precision-Machined Flanges & Surface
Feature: Flanges and tread are machined to exact OEM dimensions for perfect track shoe guidance and smooth rolling.
Benefit: Ensures stable track travel, prevents derailment, and reduces abnormal wear on track links and pads.
Optimized Heat Dissipation
Feature: The design and material selection facilitate efficient heat dissipation during continuous operation.
Benefit: Reduces the risk of seal degradation and lubricant breakdown, maintaining performance under demanding conditions.
Technical Specifications & Compatibility
| Specification | Details |
|---|---|
| Primary Part Number | KM1690 |
| Alternate/OEM Number | 2013000060 |
| Compatible Models | Komatsu PC60, PC60-7, Kobelco SY75, SY75-3 |
| Component Type | Track Lower Roller / Bottom Roller Assembly |
| Material | High-Carbon Steel, Heat-Treated |
| Seal Type | Multi-Lip Labyrinth Seal |
| Interchangeability | 100% Direct OEM Replacement |
Why Choose Our Undercarriage Components?
Guaranteed Compatibility: Every part is meticulously engineered to match OEM specifications for a perfect fit and seamless operation.
Rigorous Quality Control: Our rollers undergo dimensional checks, hardness testing, and seal integrity verification to ensure they meet performance standards.
Competitive Pricing: We offer genuine-quality parts without the premium price tag, providing excellent value and a lower total cost of ownership.
Expert Support: Our technical team understands undercarriage systems and can provide guidance on installation, maintenance, and troubleshooting.
Reliable Supply Chain: We maintain strategic stock levels to ensure fast order processing and delivery, minimizing your equipment downtime.
Frequently Asked Questions (FAQ)
Q1: Is this KM1690 roller a genuine Komatsu part or an aftermarket alternative?
A: This is a high-quality aftermarket replacement part that is manufactured to meet or exceed OEM specifications for dimensions, material, and performance. It offers 100% interchangeability with the genuine Komatsu KM1690 and 2013000060 part numbers.
Q2: What is the typical service life I can expect from this lower roller?
A: Service life varies significantly based on operating conditions (abrasiveness, application, maintenance). Under normal to severe conditions, a high-quality roller like this can last 2,000 to 4,000 hours. Regular undercarriage cleaning and inspection are key to maximizing lifespan.
Q3: Do you recommend replacing lower rollers in pairs?
A: For optimal performance and even wear across the undercarriage, it is highly recommended to replace both left and right lower rollers at the same time. This ensures balanced track tension and smooth machine operation.
Q4: What is the lead time and packaging for this item?
A: This item is typically in stock and can be shipped within 1-3 business days. It is securely packaged in a single box with protective caps and internal bracing to prevent damage during transit.
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