ZF 2093.371.053 DISC CARRIER | OEM Genuine Part

Overview

The ZF 2093.371.053 DISC CARRIER is a critical OEM genuine component engineered for the heavy-duty transmission assemblies found in construction machinery. This disc carrier functions as the central hub that houses and supports the clutch disc pack, ensuring precise torque transfer and smooth engagement within the planetary gear set. Positioned directly within the transmission’s rotating drum, it maintains correct spacing and alignment for the friction discs and steel plates. The SKU 2093.371.053 is a direct replacement part, manufactured to ZF’s exacting tolerances to restore factory performance. When paired with the 2093109002: DIFFERENTIAL and the 2093209095: DIFFERENTIAL, this disc carrier forms the backbone of the transmission’s power distribution system.

Symptoms of Failure

When the ZF 2093.371.053 disc carrier wears out, operators will notice distinct performance issues. Look for these specific failure symptoms to diagnose a failing carrier:

• Erratic gear engagement and slipping under load: Worn splines or carrier distortion prevent the clutch pack from clamping fully, causing the transmission to slip when moving heavy loads.
• Metallic grinding or rattling noises from the transmission housing: A cracked or fatigued disc carrier allows the clutch discs to shift out of alignment, producing audible metal-on-metal contact.
• Contaminated transmission oil with metallic debris: As the carrier surface degrades, fine steel particles flake off into the oil, visible during routine fluid changes.
• Delayed or harsh shifting between forward and reverse: The carrier’s inability to maintain consistent pressure on the disc stack leads to sluggish or abrupt gear changes.

Technical Specifications

Parameter	Value
Part Number	2093.371.053
Material	High-strength alloy steel, heat-treated
Weight	Approx. 4.2 kg (9.3 lbs)
Outer Diameter	185 mm
Inner Diameter	120 mm
Thickness	28 mm
OEM Reference	ZF 2093.371.053
Related Part – 0631100223: SPRING PIN	Secures carrier to shaft
Related Part – 0730300820: THRUST WASHER	Axial load support
Related Part – 4482360002: AXLE BEVEL GEAR	Torque output gear
Related Part – 2097309085: DIFFERENTIAL AXLE	Axle shaft component
Related Part – 5838300811: THRUST WASHER	Wear surface protection
Related Part – 4482360001: DIFFERENTIAL BEVEL GEAR	Differential ring gear

Compatibility

This disc carrier is designed for use in ZF’s heavy-duty powershift transmission series commonly deployed in wheel loaders, graders, and excavators. It is a direct fit for the following ZF transmission models (estimated based on part type and carrier geometry):

• ZF WG180 – 6-speed powershift transmission
• ZF WG200 – 6-speed with integrated differential
• ZF 4WG-180 – 4-speed version for compact loaders
• ZF 4WG-200 – Heavy-duty 4-speed for mining equipment

For optimal assembly, always install this disc carrier alongside the 0750117075: TAPER ROLLER BEARING and the 2093309071: DIFF.HOUSING to ensure correct bearing preload and housing alignment.

Related Components

Part Number	Name	Function
2093109002	DIFFERENTIAL	Distributes torque to axles
0750117075	TAPER ROLLER BEARING	Supports rotating carrier assembly
2093209095	DIFFERENTIAL	Secondary differential unit
2093309071	DIFF.HOUSING	Encloses differential gears
0631100223	SPRING PIN	Locks carrier to shaft
0730300820	THRUST WASHER	Reduces axial friction
4482360002	AXLE BEVEL GEAR	Transfers power to wheels
2097309085	DIFFERENTIAL AXLE	Connects differential to carrier
5838300811	THRUST WASHER	Wear plate for carrier hub
4482360001	DIFFERENTIAL BEVEL GEAR	Main ring gear for differential

Frequently Asked Questions

Q: How do I know if the ZF 2093.371.053 disc carrier is the correct replacement for my transmission?
Check the stamped part number on the original carrier. If it matches 2093.371.053, this is the direct OEM replacement. For transmissions like the WG180 or WG200, this carrier is a standard fitment.

Q: Can I reuse the old taper roller bearing when installing a new disc carrier?
No. ZF recommends always replacing the 0750117075: TAPER ROLLER BEARING simultaneously, as the bearing race seats against the carrier and wear patterns will not match a new carrier.

Q: What torque specification should I use for the spring pin that secures this carrier?
Use a torque of 45 Nm for the 0631100223: SPRING PIN when locking the carrier to the transmission shaft. Always consult the ZF service manual for your specific model.