Gear shifting solenoid valve suitable for JCB 3CX 4CX
JCB

Gear shifting solenoid valve suitable for JCB 3CX 4CX

Catalog number:SKX974345D Nr OEM:459/M2874 Manufacturer:JCB
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GENUINE JCB GEAR/SHUTTLE SOLENOID VALVE SUITABLE FOR 3CX, 4CX - 459/M2874

Technical Specification and Compatibility

A genuine solenoid valve, mounted on the transmission block in JCB machines manufactured after 2005. It is a key control component, responsible for directing oil pressure to the appropriate clutch pack to engage a gear (in Powershift) or change the direction of travel (in manual shuttle). Its precise operation guarantees smooth and fast shifting, which is essential for efficiency and operator comfort.

Part number: 459/M2874
Alternative part numbers: 25/220804
Manufacturer: JCB (Genuine)
Application: Gear Shift / Forward-Reverse Shuttle
Compatible Transmission: Powershift and Manual (Synchro-Shuttle)
Voltage: 12V

Genuine JCB product – a guarantee of the highest quality, perfect fit, and 100% compatibility with your machine.

Essential for Assembly

  • › New O-rings: Always replace the seals when installing a new solenoid valve to ensure a 100% leak-proof fit.
  • › HYPTRON transmission oil: Check the level and cleanliness of the oil in the gearbox.

Application in machines

Brand (Machine Type) Model
JCB (Backhoe Loaders) 3CX, 4CX (post-2005 models)
JCB (Telehandlers) Loadall (post-2005 models)

The list above is for reference. Before purchasing, we recommend verifying the part number in the parts catalogue for your machine.

⚠️ Safety Warning

Before replacing the solenoid valve, disconnect the battery and ensure there is no residual pressure in the system. Hot oil from the gearbox can cause severe burns.

Part's Role in the Machine and Failure Diagnostics

The solenoid valve is a precise actuator. Its failure (electrical or mechanical) prevents the engagement of a specific gear or drive direction, which can completely immobilize the machine.

  • › Loss of one or more gears (in Powershift).
  • › No forward or reverse drive (in Manual Shuttle).
  • › Jerking or harsh gear engagement.
  • › Display of fault codes related to the transmission.

Peace of Mind Guarantee: Why Choose Our Offer?

A faulty solenoid means an immobilized machine and costly downtime.

The cost of replacing a solenoid is negligible compared to the losses caused by machine downtime. Don't take the risk – order a genuine JCB solenoid and restore full efficiency and reliability to your transmission.

📞 Can't find the part you're looking for?

No problem. Our website shows only a few thousand of the over 60,000 parts we have in stock. Contact us – we probably have what you need on the shelf!

🔧 Expert's Guide: Key Installation Tips

  1. Maintain cleanliness: Before unscrewing the old valve, thoroughly clean the area around it with compressed air to prevent dirt from entering the gearbox.
  2. Label the wires: If you are disconnecting plugs, label them to avoid mistakes during re-connection.
  3. Lubricate O-rings: Lubricate the new o-rings with clean transmission oil before installation to ensure a proper seal and prevent damage.
  4. Tighten carefully: Tighten the mounting bolts evenly and to the correct torque to avoid damaging the valve body or the transmission block.

Frequently Asked Questions (FAQ)

1. What function does this valve serve in a manual vs. a Powershift gearbox?

In manual (Synchro-Shuttle) transmissions, this solenoid most often controls the forward/reverse shuttle. In Powershift transmissions, it is one of several valves responsible for engaging the individual gear clutch packs.

2. My machine is missing a gear / won't drive forward. Is it the solenoid's fault?

It is very likely. However, before replacing it, check the fuse for the transmission control, the switch in the cab, and the electrical wiring to the valve.

3. How can I test if a solenoid is faulty?

You can perform two simple tests. The first is to measure the resistance of the coil with a multimeter - it should be within the range specified by the manufacturer. The second is a "click test" - after applying 12V to the coil terminals, you should hear a distinct metallic click from the operating plunger inside the valve.

4. Why is it better to choose a genuine JCB solenoid?

A genuine solenoid guarantees the correct coil resistance and plunger stroke, which is crucial for communication with the machine's computer and for the precise operation of the gearbox. Cheaper replacements with incorrect parameters can cause errors, jerking, or failure to shift gears.

Key Advantages

🛡️

Transmission Efficiency

Restores smooth and precise gear shifting.

🎯

Component Protection

Prevents jerking and excessive wear on clutches.

📦

Genuine Quality

Guarantees a perfect fit and durability.

Question mark

Have doubts or need confirmation to avoid costly downtime? Call us. Our experts will help you choose the right part to get your equipment back to work as soon as possible.

JCB
SKX974345D
459/M2874
0.30 kg

Data sheet

SUITABLE FOR
JCB
MACHINE TYPE
BACKHOE LOADER
TELESCOPIC HANDLER
OEM NUMBERS
459/M2874 / 25/220804

Specific References

MPN
459/M2874
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Gear shifting solenoid valve suitable for JCB 3CX 4CX

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Manufacturer

  • Serwis Kop Sp. z o.o. Sp. K.
  • Podkarpacka 57A
  • 35-082 Rzeszów
  • Poland
  • [email protected]
  • +48178643100

Responsible person

  • Serwis Kop Sp. z o.o. Sp. K.
  • Podkarpacka 57A
  • 35-082 Rzeszów
  • Poland
  • [email protected]
  • +48178643100
gross price

1,044.27 zł

net price
849,00 zł
Available in large quantity Temporarily unavailable
849,00 zł
net price

1,044.27 zł

gross price
Nie możesz dodać więcej produktów
  • You will receive 85 points, it gives you 34.00 zł
  • Lowest price from 30 days before the discount: 1,044.27 zł
    PRODUCT SPECIFICATION
    SUITABLE FOR
    JCB
    MACHINE TYPE
    BACKHOE LOADER
    TELESCOPIC HANDLER
    OEM NUMBERS
    459/M2874 / 25/220804

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    WE OFFER PRODUCTS OF THE BEST BRANDS

    SERWIS KOP Sp. z o.o. Sp.k.
    ul. Podkarpacka 57A, 35-082 Rzeszów
    NIP: 813-352-97-49 REGON: 180286726

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