Part Name: Track Bushing 1903524
Part Number: 1903524
Basic Info.
| Parts no. | 1903524 | Material | steel |
| Type | Track Bushing | Parts Type | Engineering machinery parts |
| Compatibility | Caterpillar | Transport Package | Wooden box |
| Trademark | DIRON | Origin | Luoyang City |
| HS Code | 84099991 | Production Capacity | 5000PCS/Year |
Product Details
- Date First Listed:2026/01/19
- Manufacturer:Diron Parts
Product Description
- Parts Type:STrack Bushing
- Description: Track Bushing 1903524 Suitable for Caterpillar



The 190-3524 is a precision-engineered aftermarket track bushing designed for Caterpillar® large track-type tractors and mining excavators. This critical undercarriage component works in conjunction with track pins to maintain proper track chain alignment, absorb massive tension and shock loads, and ensure smooth track movement in the most severe dozing, ripping, and high-production mining operations.
Key Features & Benefits
- Precision machined inner and outer diameters with strict tolerances for accurate pin fit
- Spiral oil grooves for effective lubricant distribution and reduced friction
- Strong resistance to shock loads, track tension, and vibration
- Compatible with standard grease lubrication systems
- Proven performance in high-hour undercarriage rebuilds
Common Applications (Caterpillar® Compatibility)
- Track-Type Tractors: – D10N, D10R, D10T, D10T2 – D11N, D11R, D11T
- Hydraulic Excavators (select large models): – 385C, 390D, 390F
- Position: Track chain bushing (pin-to-link interface)
- Quantity per machine: 84–96 pieces (depending on track chain configuration)
Technical Specifications
- Part Number Reference: 190-3524
- Type: Track chain bushing
- Inside Diameter (ID): 114.30 mm (4.500 in)
- Outside Diameter (OD): 139.70 mm (5.500 in)
- Length: 127.00 mm (5.000 in)
- Weight: ≈ 8.5 kg (18.7 lb) per bushing
Important Note:
- We only provide replacement products intended for aftermarket use in the Caterpillar machinery listed above. The brand name Caterpillar is used solely as reference information to indicate compatibility and does not imply that our products are OEM.
- While this description provides general information, specific details such as size, weight and exact material may vary by manufacturer and specific application. To obtain the most accurate and up-to-date information, it is recommended to consult a qualified parts supplier such as DIRON PARTS.
FAQ
Q1. What is your terms of packing?
A: Generally, we pack our goods in neutral white boxes and brown cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters.
Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.
Q3. What is your terms of delivery?
A: FOB
Q4. How about your delivery time?
A: Generally, it will take 20 to 30 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.
Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.
Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.
Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery
Q8. How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from
ABOUT DIRON
- Factory OF DIRON
Diron Parts Group Have Its Own Factory Ensure That We Offer Better Price For Customers. Besides, Diron Corporate With Some Reliable Principal Manufacturers, So Diron Also Supply Customer Other Quality Spare Parts.








- Team OF DIRON
With 18 years of manufacturing and exporting experience, Diron has a team of knowledgeable engineers, inspectors and technical workers, sales staff, after-sales personnel.


- Products OF DIRON
As a distributor, we supply parts covers for :Complete engines, Long block, Short block, Engine spare parts, Electricla products, Hydraulic products, Transmission products, Undercarridge products.Among them, Cylinder head, Cylinder block, Spacer-plate, Bushing & Pin are our best-selling products.







