Home/ Products/ Chassis Parts/ HOWO Differential Housing Assembly AZ9231320271+001 (ST16)

In Stock

Chassis Parts

HOWO Differential Housing Assembly AZ9231320271+001 (ST16)

AZ9231320271+001

✓ OEM number matched confirm the part number before ordering ✓ Photographed the photos are the actual part we ship ✓ MOQ 1 piece · neutral packing ✓ Shipping worldwide from Jinan, 7–15 days

Request a Quote Bulk pricing available →

Differential housing assembly AZ9231320271+001 – the complete differential for HOWO ST16 drive axles, built as the 0271 variant with the 46-tooth ring gear pattern and 12-bolt mounting. Ships fully assembled: differential case, splined input shaft, bearing journals and ring gear flange all pre-built, ready to drop into the axle housing during an overhaul.

Specifications

Part Number	AZ9231320271+001
Product	Differential housing assembly
Axle	ST16 drive axle
Variant	0271 – 46 teeth ring gear, 12 bolts
Condition	New, complete assembly in factory packaging
Fits	Confirm by part number on the old differential or the axle order documents

Key Features

Complete assembly – no sourcing individual spider gears and side bearings for a mid-life axle rebuild
Built for the ST16 axle fitted across HOWO 6×4 tractor and dump applications
Factory packaging and part label keep the assembly clean until it goes on the bench

Signs of Wear

Clunking on direction changes, a rhythmic hum that rises with road speed, or fine steel glitter in the drained axle oil – these mean the differential internals are due. Check backlash and tooth contact pattern when fitting, and replace the companion seals while the housing is out.

Related Parts

Genuine and OEM quality available. Bulk orders welcome.

Frequently Asked Questions

Which trucks or machines use AZ9231320271+001?

Differential housing assembly AZ9231320271+001 for HOWO ST16 drive axles, complete with splined input shaft, ring gear mounting flange and bearing journals. New unit in factory packaging. Genuine and OEM quality avail... Fits Sinotruk HOWO heavy trucks. If you are unsure about the application, send the old part number or a nameplate photo and we will cross-check it for you.

What quality options are available for AZ9231320271+001?

We stock several quality grades for this part - original, OEM and a tested aftermarket version. Send us your target price and we will propose the closest option.

How fast can you ship AZ9231320271+001?

Most orders for this part ship within 2-3 working days from stock. If it needs sourcing we tell you the exact date in the quotation - typically 5-10 working days.

What shipping methods do you use for AZ9231320271+001?

We ship by air express for urgent needs and by sea or rail for volume orders. Packing photos and the tracking number are sent as soon as the goods leave our warehouse.