AZ7121320745 Middle Axle Drive Assembly For Sinotruk Howo Heavy Truck

AZ7121320745 Middle Axle Drive Assembly For Sinotruk Howo Heavy Truck

This Middle Axle Drive Assembly (part no. AZ7121320745) is a genuine SINOTRUK OEM component, designed for the middle axle of HOWO and Steyr (STR) heavy-duty trucks. It is also widely compatible with Shacman and CAMC truck models as a direct replacement.

Built for rugged road conditions and high-load operations, this assembly ensures reliable power delivery, low noise, and extended service life. Each unit is manufactured to strict factory tolerances to guarantee seamless integration with your existing driveline system.

Whether for fleet maintenance or aftermarket replacement, this final drive assembly offers dependable performance at competitive factory-direct pricing. Available in stock for fast delivery.

Description

Product Description of AZ7121320745 Middle Axle Drive Assembly

ParameterDetails
OE NO.AZ7121320745
Product NameMiddle Axle Drive Assembly
Applicable Truck ModelSINOTRUK HOWO/Steyr/Shacman
Final Drive Ratio5.73
ConditionNew
PurposeReplacement & Repair
SystemTransmission System
Place of OriginChina
Brand NameSinotruk
MOQ1 Piece
Delivery Time3-5 Working Days
PackingStandard Export Packing
Payment TermsT/T, L/C

Our Advantages:
✅ Large inventory, fast shipment
✅ Strict quality inspection before delivery
✅ Competitive factory price
✅ Professional technical support & after-sales service

Frequently Asked Questions AZ7121320745 Middle Axle Drive Assembly

Q: What Is Your Terms Of Packing for AZ7121320745 Middle Axle Drive Assembly?
We adopt standard export plywood cases or cartons. Custom packaging with your logo is available upon request.
Q: Can You Produce According To The Samples?
Yes, we can produce according to your samples or technical drawings. We are able to develop corresponding molds and fixtures.
Q: Do You Test All Parts Before Delivery?
Yes. All products undergo 100% inspection and testing before shipment to ensure stable quality.
Q: How About Your Delivery Time?
In-stock items: 3–5 working days.
Bulk orders out of stock: depends on order quantity.
Q: Can I Mix Different Truck Parts In One Shipment?
Mixed loading is supported. You can combine various HOWO truck spare parts in one shipment.
Q: How To Maintain Long-Term Cooperation?
We maintain consistent quality and competitive pricing to guarantee your profit. We treat every client sincerely and provide professional after-sales support.
Q: What Is The Final Drive Ratio Of This Assembly?
The final drive ratio is 5.73.
Crown wheel & pinion: 17:28
Mounting bolt diameter: Φ14mm

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Can’t Find Your Model?

We supply axle differential spare parts for all SINOTRUK HOWO, FAW, SHACMAN, DONGFENG, AUMAN, BEIBEN, HONGYAN, DAYUN and other heavy‑duty truck models.

Simply send us your VIN, OEM part number, or vehicle model and we will confirm compatibility within 2 hours.

One‑stop sourcing‑ Fast shipping to Asia, Africa, Russia, Middle East & South America

 

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Frequently Ask Questions

Check our FAQs below. Don't hesitate to get in touch for more information.

We are Jinan Qinzhi. We supply all kinds of heavy truck parts and serve customers at home and abroad.

Our parts work for most popular domestic and imported heavy trucks.

We have original parts and high-quality replacement parts. Every item is checked before delivery.

We keep plenty of goods in stock.  We also arrange urgent orders first.

Address: 地址:

Floor 1, Building 9.Zone 1, Shandong Times Headquarters Base.Yaoshan South Road, Tianqiao district, Jinan, Shandong.

Tel: +86-18353111087 

Feel free to leave us a message online anytime.

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