Overview
The ZF 2093.209.010 AXLE FLARED TUBE is a precision-engineered hydraulic conduit designed to deliver pressurized lubrication and cooling fluid directly to the differential and axle assembly within ZF heavy-duty transmissions. This OEM genuine part, identified by SKU 2093.209.010, serves as a critical fluid pathway, ensuring consistent oil flow to high-friction components such as the 2093109005: DIFFERENTIAL and the 2093209096: DIFFERENTIAL. Without this flared tube, the axle housing cannot maintain proper oil circulation, leading to rapid thermal degradation of internal gears and bearings.
Symptoms of Failure
- External oil seepage at axle tube connection points: A cracked or corroded flared tube will drip transmission fluid, leaving visible puddles under the axle housing. This is the most common failure indicator for worn ZF 2093.209.010 parts.
- Abnormal whining or grinding noise from differential area: When the tube becomes blocked or kinked, oil starvation causes the 0750117075: TAPER ROLLER BEARING to overheat, producing a distinct high-pitched noise during load.
- Intermittent gear engagement or slipping in final drive: Insufficient lubrication pressure due to a compromised tube can cause the differential gears to momentarily lose torque transfer, especially under heavy load in construction machinery.
- Visible metal debris in transmission fluid: A ruptured flared tube allows contaminants to enter the lubrication circuit, accelerating wear on the 2093309073: DIFF.HOUSING and adjacent components.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 2093.209.010 |
| Material | Seamless cold-drawn steel with zinc-nickel plating |
| Tube Outer Diameter | 12.0 mm |
| Flare Angle | 45° (SAE standard) |
| Overall Length | 385 mm |
| Wall Thickness | 1.5 mm |
| Weight | 0.28 kg |
| OEM Reference | ZF 2093.209.010 |
Compatibility
This flared tube is engineered for ZF heavy-duty transmissions used in construction machinery, specifically the WG180, WG200, and WG211 series. It is also compatible with select off-highway axles in the ZF APL-300 and APL-400 families. Always verify fitment by cross-referencing your existing part number with the SKU 2093.209.010.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2093109005 | DIFFERENTIAL | Distributes torque between wheels |
| 0750117075 | TAPER ROLLER BEARING | Supports axial and radial loads on axle shaft |
| 2093209096 | DIFFERENTIAL | Secondary differential unit for tandem axles |
| 2093309073 | DIFF.HOUSING | Encloses differential gear set |
| 0631100223 | SPRING PIN | Secures tube alignment in housing bore |
| 0730300820 | THRUST WASHER | Reduces axial friction in differential |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to wheel hubs |
| 2097309085 | DIFFERENTIAL AXLE | Carries differential assembly |
| 5838300811 | THRUST WASHER | Controls end-play in differential |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Primary gear in differential set |
Frequently Asked Questions
Q: Can I reuse the old sealing washers when installing a new ZF 2093.209.010 tube?
A: No. Always replace all copper or aluminum sealing washers at the flare connections. Reusing old seals is the leading cause of premature oil leaks on this part.
Q: What torque specification should I use for the tube nut?
A: Tighten the flare nut to 35 Nm (25.8 ft-lbs) for standard steel fittings. Over-torquing can distort the flare seat and cause internal cracking.
Q: Is this tube compatible with synthetic transmission oils?
A: Yes. The zinc-nickel plating is fully resistant to synthetic GL-5 and Dexron fluids. However, always flush the axle housing if the previous tube failed with metal contamination.
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