Part Name: Spider Bearing 7V3842
Part Number: 7V3842
Basic Info.
| Part no. | 7V3842 | Material | steel |
| Type | Spider Bearing | 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:2025/11/24
- Manufacturer:Diron Parts
Product Description
- Part Type:Spider Bearing
- Description: Spider Bearing (Bushing) 7V3842 Suitable for Caterpillar


The 7V-3842 is a premium-quality aftermarket spider and bearing assembly (also known as universal joint spider kit) manufactured as a direct, fully interchangeable replacement for the part number 7V3842 (7V-3842). This heavy-duty “Greasable” style spider assembly is a critical driveline component that transmits torque while allowing angular misalignment between drive shafts in articulated trucks, wheel loaders, motor graders, and off-highway trucks.
Key Features & Benefits
- Forged and case-hardened alloy steel cross (spider) for maximum strength and fatigue resistance
- Precision-ground bearing cups with high-load needle rollers for smooth torque transfer
- Built-in grease zerk and sealed design for easy field lubrication and extended service life
- Snap-ring style retention – exact OEM dimensions for perfect drop-in installation
- Superior wear and shock-load resistance compared to many economy-grade kits
- Significant cost savings while delivering performance equal to or better than genuine parts
Common Applications (Caterpillar® Compatibility)
- Articulated Trucks: 725, 730, 735, 740 (early series)
- Wheel Loaders: 966G, 966H, 972G, 972H, 980G, 980H (front & rear drive shaft joints)
- Motor Graders: 16H, 16M, 24H, 24M (drive shaft universal joints)
- Off-Highway Trucks: 769C, 769D, 771D, 773B, 773D (select driveline positions)
- Frequently replaced during driveline rebuilds and 5000–10,000 hour major services
Technical Specifications
- Part Number: 7V-3842 (aftermarket equivalent to Caterpillar® 7V3842)
- Type: Greasable universal joint spider & bearing kit (Spicer 1350 series equivalent)
- Bearing Cup Diameter: 1.188 in (30.18 mm)
- Spider Length (tip-to-tip): 3.625 in (92.08 mm)
- Snap Ring Dimension: 3.219 in (81.76 mm) across
- Includes: 1 spider, 4 bearing cups with needle rollers, 4 snap rings, 1 grease fitting
- Weight: Approx. 0.9 kg (2.0 lb)
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.







