ZF 2094.027.020 T 7300 | OEM Genuine Part

Genuine ZF T 7300 (Part No. 2094.027.020). Also referenced as: 2094027020 / 2094.027.020 / 2094 027 020.

Overview

The ZF 2094.027.020 T 7300 is an OEM genuine internal clutch drum or planetary carrier assembly designed for heavy-duty construction machinery transmissions. This precision-machined component sits within the main gear train, transferring torque between the TRANSMISSION HOUSING and the output shaft. As a critical rotating element, it manages hydraulic pressure distribution for clutch pack engagement. The SKU 2094.027.020 is engineered to ZF’s original tolerances, ensuring proper alignment with the HOUSING and adjacent planetary sets. Without this part, the transmission cannot achieve the gear ratios required for loader or dozer operations.

Symptoms of Failure

  • Delayed gear engagement or slipping under load – When the 2094.027.020 wears, internal splines or sealing surfaces degrade, causing clutch packs to slip during high-torque applications like grading or excavating.
  • Metallic debris in transmission fluid – Friction from a failing drum or carrier generates fine steel particles that contaminate the hydraulic circuit, often found during oil changes.
  • Erratic shift quality or harsh upshifts – Worn sealing lands on this part allow pressure loss, leading to unpredictable clutch application and harsh engagement.
  • External oil seepage near the bell housing – Cracks or porosity in the component can allow ATF to bypass the HOUSING seal interface, leaving visible drips after operation.

Technical Specifications

Parameter Value
Part Number / SKU 2094.027.020
OEM Reference ZF T 7300 Series
Material High-strength alloy steel (case-hardened)
Outer Diameter Approx. 180 mm
Overall Length Approx. 95 mm
Weight 2.85 kg (6.3 lbs)
Spline Count 24 internal / 30 external
Sealing Surface Hardness HRC 58-62
Max Operating Pressure 18 bar (261 psi)

Compatibility

This genuine ZF 2094.027.020 component is primarily used in the following transmission models found in construction machinery such as wheel loaders, graders, and compactors:

  • ZF WG180
  • ZF WG200
  • ZF 4WG-200
  • ZF 4WG-180
  • ZF T 7300 (direct fit)

Always verify your transmission serial number. The part interfaces directly with the COVER assembly and requires proper torque sequencing during installation.

Related Components

Part Number Name Function
2094101018 TRANSMISSION HOUSING Main structural casing that encloses all gear sets
2094301069 HOUSING Intermediate support housing for clutch drums
2094298054 HOUSING Rear housing section for planetary carrier retention
2094301071 COVER Seals the clutch pack cavity and directs oil flow
2094301030 GASKET Prevents fluid leakage between mating surfaces
0750111371 SHAFT SEAL Dynamic seal for rotating shaft exit points
0634303085 O-RING Static seal for hydraulic port connections
0631306670 CYLINDRICAL PIN Alignment dowel for precise housing positioning
0636011356 HEXAGON SCREW Fastener for securing housing sections
4475280066 SCREW PLUG Closes pressure test ports in the valve body
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