Guangzhou Tiangong Machinery Equipment Co., Ltd.
                                                                                                           
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26 Years
Since 2000
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E374D E374F E365D Excavator Swing Gear Box 378-9543 378-9544 with 16 Mounting Holes and 70-Tooth Ring Gear

Price Negotiable
Price: 1000.00-5000.00usd
MOQ: 1
Delivery Time: 1-3days
Brand: TGFQ
Product Description
Product Specifications
Compatible Models: E374D, E374F, E365D Excavators
Part Numbers: 378-9543, 378-9544
Category: Excavator Swing Drive (Without Motor)
Brand: TGFQ
Color: Yellow
Mounting Holes: 16 Holes
Inventory Status: In Stock
Product Overview

This E374D/E374F/E365D Excavator Swing Gear Box is a precision-engineered replacement component designed for heavy-duty construction equipment. The drive assembly features robust planetary gear systems and high-quality bearings for reliable performance in demanding excavation applications.

Detailed Parts Breakdown
Position Part Number Quantity Part Name
17Y-0225[3]SHAFT-PLANETARY
2094-0574[1]RING-RETAINING
3094-0611[6]WASHER (47.3X76X1-MM THK)
4110-7053[3]GEAR-PLANETARY (23-TEETH)
5136-2889[1]GEAR-SUN (23-TEETH)
6136-2891[1]CARRIER-PLANETARY
7136-2893[1]SPACER-SPECIAL
8136-2894[1]HOUSING
9136-2896[1]GEAR-RING (70-TEETH)
10136-2897[1]GEAR-SUN (22-TEETH)
11136-2898[8]WASHER (58.3X89X1-MM THK)
12136-2899[4]SHAFT-PLANETARY
13136-2901[4]GEAR-PLANETARY (23-TEETH)
14136-2941[1]CAGE
15227-6221[1]BREATHER AS (SWING DRIVE)
16267-6914[1]SHAFT-PINION
17296-6229[1]CARRIER-PLANETARY
18367-8323[1]PIPE-GAUGE
19367-8324[1]GAUGE-OIL LEVEL
20367-8325[1]COVER-HOUSING
21093-1730[1]RING-RETAINING
22093-1731[1]RING-RETAINING
23509-6676[3]PIN-SPRING
24096-2653[1]RING-RETAINING
25510-1989[4]PIN-SPRING
26135-9044[2]SEAL-LIP TYPE
27136-2904[1]BEARING
28136-2940[1]BEARING
29136-2942[1]SEAL-O-RING
30297-6841[8]BEARING-ROLLER
313K-0360[1]SEAL-O-RING
326V-7238[1]VALVE-SHUTOFF (HYDRAULIC OIL)
33453-2850 M[16]BOLT (M20X2.5X200-MM)
347Y-0252[3]BEARING AS-ROLLER
357Y-0595[2]SPACER (58X79.6X6-MM THK)
36451-2176[16]WASHER-HARD (22X35X3.5-MM THK)
37453-3447 M[10]BOLT (M12X1.75X40-MM)
38451-2182[10]WASHER-HARD (13.5X25.5X3-MM THK)
Product Images
E374D E374F E365D Excavator Swing Gear Box assembly diagram Excavator swing drive gear box component view Swing gear box internal mechanism detail Planetary gear system close-up view Swing drive housing and bearing components Complete swing gear box assembly Industrial warehouse storage facility Quality control inspection process Manufacturing facility production line
Quality Assurance

Each swing gear box undergoes thorough inspection before shipping. We provide detailed photographs for customer confirmation to ensure product quality and compatibility.

Company Capabilities
• 20+ years of experience in excavator gear manufacturing
• 4000+ square meters of warehouse space
• Fast delivery with sufficient inventory
• OEM and ODM services available
• Sample orders accepted for testing
Frequently Asked Questions
What products do you provide?
We specialize in excavator final drive and swing drive motors, reducer gearboxes, and replacement parts.
What is the warranty period?
6-month warranty with free maintenance spare parts during the warranty period.
Do you accept OEM or ODM orders?
Yes, we accept both OEM and ODM orders with custom logos and specifications.
Can I order samples for testing?
Yes, sample orders are available for quality verification and testing purposes.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Guangzhou Tiangong Machinery Equipment Co., Ltd.
Location 8-109 No.1, West Da Sha Di Road, Whampoa District, Guangzhou, China
Contact Person jaming zhang

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