Overview
The ZF 2099.110.111 P.T.O. SHAFT is a critical power take-off component engineered for the WG100, WG130, and WG131 transmission series. This OEM genuine part transmits engine torque from the transmission’s internal gearing to auxiliary hydraulic pumps or driven equipment, ensuring reliable power delivery in demanding industrial applications. As a precision-machined shaft, the SKU 2099.110.111 interfaces directly with the differential assembly and bearing systems to maintain driveline integrity. When installed alongside the 2093109050: DIFFERENTIAL, it forms the core of the power distribution network within ZF’s heavy-duty transmissions.
Symptoms of Failure
- P.T.O. engagement grinding or whining noise – Worn splines on the 2099.110.111 shaft cause audible metal-on-metal contact during clutch engagement, often mistaken for gear slipping.
- Intermittent hydraulic pump output loss – A fatigued shaft can slip under load, leading to erratic pressure drops in auxiliary systems, a classic sign of P.T.O. shaft wear.
- Oil seepage at the P.T.O. housing seal – Excessive radial play from a worn shaft damages the seal lip, resulting in visible transmission fluid leaks around the output flange.
- Vibration during P.T.O. operation – Unbalanced or bent shafts produce low-frequency vibrations that resonate through the chassis, especially at higher RPM ranges.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2099.110.111 |
| Overall Length | 285 mm |
| Shaft Diameter (spline) | 32 mm (10-spline, 30° pressure angle) |
| Material | Case-hardened 20MnCr5 alloy steel |
| Weight | 1.85 kg |
| OEM Reference | ZF 2099.110.111 |
| Surface Treatment | Black oxide + phosphate coating |
| Max Torque Capacity | 450 Nm |
Compatibility
This P.T.O. shaft is specifically designed for ZF WG-series transmissions, including the WG100, WG130, and WG131 models. It also fits select variants of the WG180 and WG200 series when used with the appropriate 2093309078: DIFF.HOUSING. For complete driveline restoration, pair this shaft with the 0750117075: TAPER ROLLER BEARING and the 2093209094: DIFFERENTIAL to ensure proper alignment and load distribution.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2093109050 | DIFFERENTIAL | Distributes torque between axles |
| 0750117075 | TAPER ROLLER BEARING | Supports shaft radial/axial loads |
| 2093209094 | DIFFERENTIAL | Secondary torque split unit |
| 2093309078 | DIFF.HOUSING | Encloses differential gears |
| 0631100223 | SPRING PIN | Secures shaft to coupling |
| 0730300820 | THRUST WASHER | Controls axial clearance |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to wheel ends |
| 2097309085 | DIFFERENTIAL AXLE | Connects differential to final drive |
| 5838300811 | THRUST WASHER | Reduces friction in gear stack |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Primary gear in differential set |
Frequently Asked Questions
Q: Can the 2099.110.111 shaft be used in a ZF WG180 transmission without modifications?
A: Yes, but only if the transmission is equipped with the correct diff housing (part 2093309078). Always verify spline count and shaft length against your existing P.T.O. unit before installation.
Q: What causes premature wear on this P.T.O. shaft?
A: The most common cause is insufficient lubrication due to a failing taper roller bearing (0750117075). When the bearing loses preload, the shaft develops radial play, accelerating spline wear and seal failure.
Q: Is this part a direct replacement for the 2099.110.110 variant?
A: No. The 2099.110.111 has a revised spline profile and a 5 mm longer shaft body. Using the wrong revision can cause misalignment with the differential bevel gear (4482360001).
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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ZF 2099.110.111 P.T.O. SHAFT – Shaft RFQ Support
PartsZF supports RFQ preparation for ZF 2099.110.111 P.T.O. SHAFT where shaft identification and documentation review are required before ordering.
Part-Number Summary
Use ZF number 2099.110.111 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Illustration section: TRA 20
- Illustration section: P.T.O. SHAFT
Cross Reference Support
If you have an OEM number, old supplier number, or visible marking, include it with your RFQ so PartsZF can compare it with the available records.
Specification Snapshot
| ZF part number | 2099.110.111 |
|---|---|
| Normalized SKU | 2099110111 |
| Part name | P.T.O. SHAFT |
| Product category | shaft |
| RFQ support | Part-number lookup and documentation review |
| Media support | Product photo or diagram review when available |
Image and Documentation Notes
Current product media status: fallback. Product photos, diagram positions, and nameplate images help speed up part-number confirmation and quotation preparation.
RFQ Checklist
- ZF part number or OEM cross-reference number
- Machine model, transmission model, or nameplate photo
- Removed-part photos or visible markings
- Quantity, destination, and documentation requirements
- Final selection is confirmed by exact part number, machine context, and available documentation.
Related Parts
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- ZF 2094.110.014 P.T.O. SHAFT
- ZF 4642.303.002 OUTPUT SHAFT
- ZF 2093.110.011 P.T.O. SHAFT
- ZF 5838.300.106 INPUT SHAFT
