Basic Info.
art no. | 4V4852 | Material | steel |
Type | Piston | Part 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:2025/04/26
- Manufacturer:Diron Parts
Product Description
- Part Type:Piston
- Description: suitable for Caterpillar



Piston 4V4852 for Caterpillar Equipment
Key Features
- Material: Constructed from high-grade alloy steel, designed to withstand high hydraulic pressures and resist wear and corrosion. Features a sealed design to prevent fluid leaks and contamination.
- Design: Precision-machined hydraulic brake piston with a smooth surface to ensure optimal pressure transmission and compatibility with brake calipers. Engineered for durability and performance under continuous heavy-duty use.
- Compatibility: Compatible with a wide range of Caterpillar equipment, including wheel loaders (518, 916, 920, 926, 930, 936, 950, 950B, 950B/950E), articulated dump trucks (725, 725C, 730, 730C, D250D, D250E, D250E II, D300B, D300D, D300E, D300E II, D350E, D400E), wheel tractors (613C, 613C II, 613G), wheel skidders (528, 528B, 530B), and off-highway trucks (769C, 773B, 776C, 777, 777B). Exact model compatibility should be verified with the equipment’s serial number via CAT SIS.
- Dimensions: Approximately 2.8 x 2.4 x 2.8 inches (7.1 x 6.1 x 7.1 cm), as per aftermarket.express data.
- Quality Assurance: Manufactured to meet or exceed US OEM specifications, with final quality checks performed to ensure fit and performance in demanding environments. Supplied with a 1-year unlimited mileage warranty.
Benefits
- Enhanced Durability: The robust alloy steel construction and wear-resistant materials withstand continuous use, extending the service life of the braking system.
- Reliable Performance: Provides superior braking force by efficiently transmitting hydraulic pressure, ensuring reliable stopping power and reduced component wear.
- Cost-Effective: Offers a high-quality aftermarket or OEM alternative at a lower cost (e.g., $14.18-$34.99) compared to full brake system replacements.
- Ease of Installation: Designed as a direct-fit replacement for brake calipers, facilitating quick and straightforward installation during maintenance.
Applications
The Piston 4V4852 is tailored for use in Caterpillar equipment, specifically suited for:
- Wheel Loaders: 518, 916, 920, 926, 930, 936, 950, 950B, 950B/950E.
- Articulated Dump Trucks: 725, 725C, 730, 730C, D250D, D250E, D250E II, D300B, D300D, D300E, D300E II, D350E, D400E.
- Wheel Tractors: 613C, 613C II, 613G.
- Wheel Skidders: 528, 528B, 530B.
- Off-Highway Trucks: 769C, 773B, 776C, 777, 777B.
- Industries: Construction, mining, and material handling, where Caterpillar equipment is deployed for tasks such as loading, hauling, and earthmoving.
Technical Specifications
Warranty: Backed by a 1-year unlimited mileage warranty, with suppliers like propelparts.us offering an Exact Fit Guarantee®.
Part Number: 4V4852 (cross-referenced as 4V-4852, CA4V4852; interchangeable with 1135097C1, 74694, BW05428, VE7702, 9059268).
Unit of Measure: Each.
Condition: New aftermarket or genuine OEM.
Weight: Approximately 1.9-2.1 lbs (0.86-0.95 kg), as per aftermarket.express and propelparts.us data.
Note: 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.







