Gearbox synchronizer suitable for JCB
GX-AFTER

Gearbox synchronizer suitable for JCB

Catalog number:SKX973953A Nr OEM:445/03300 Manufacturer:GX-AFTER
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GEARBOX SYNCHRONIZER (32T) SUITABLE FOR JCB - 445/03300

Specification & Compatibility

Product: Gearbox Synchronizer Assembly
Producer: GX-AFTER
Dimensions: Outer Ø: 119.67 mm, Inner Ø: 69.93 mm, Height: 60 mm
Internal Spline Count: 32 Teeth
Material: High-grade steel, bronze rings
Application (Syncro Shuttle Gearboxes):
JCB Backhoe Loaders

2DX, 2CX, 3CX, 4CX

Other JCB Machines

Telescopic Handlers, Wheeled Loaders, Forklifts

Part Number: 445/03300
Part Type: High-quality replacement

Essential for Installation

Complete Gearbox Bearing and Seal Kit
Selector Forks (if the old ones are worn)
REDX Transmission Oil Filter
HYPTRON Transmission Oil

What does this part do and what are the symptoms of wear?

A synchronizer is a precision mechanism in the gearbox that matches the rotational speeds of shafts and gears, allowing for smooth and quiet gear changes. If you hear loud grinding when shifting, gears are hard to engage, or they pop out while driving, these are classic symptoms of worn synchronizer rings. Ignoring the problem leads to damage to the gears and selector sleeves, resulting in a costly overhaul of the entire gearbox.

Parameters That Guarantee Reliability

⚙️

Effective Synchronization

Smooth and quiet gear shifting

💪

High Durability

Long life in harsh conditions

🎯

Perfect Fit

Guaranteed hassle-free installation

Why Choose a GX-AFTER Synchronizer?

✔Precise Manufacturing

The accuracy and quality of materials guarantee long and trouble-free use without the need for frequent replacement.

✔Compatibility with Original Parts

The synchronizer is fully adapted to work with original shafts and gears, ensuring a consistent repair.

✔Savings Without Compromise

The GX-AFTER brand is a proven and safe alternative that offers quality comparable to original parts at a much better price.

Important Fitting / Service Tips

1.Always Replace the Full Bearing and Seal Kit

A gearbox overhaul is the perfect time to replace all bearings and seals. Installing new parts with old bearings is uneconomical.

2.Inspect Other Components

Before installation, thoroughly check the condition of the selector forks, shafts, and gears. A worn fork can be the cause of synchronizer failure.

3.Entrust Installation to Specialists

A gearbox overhaul requires specialized tools (presses, pullers) and extensive knowledge. We recommend entrusting this repair to a qualified mechanic.

4.Refill with New Oil and Filter

After the repair, fill the gearbox with fresh, dedicated oil, such as HYPTRON, and install a new oil filter (e.g., from REDX).

Frequently Asked Questions (FAQ)

Question: My gearbox grinds when I shift gears. Is the synchronizer at fault?

Answer: Yes, this is the main symptom of worn friction rings in the synchronizer, which are no longer able to slow down the gears before engagement.

Question: Can I replace just the bronze ring?

Answer: It is highly not recommended. The synchronizer is a precision mechanism. All its components wear out. Replacing the complete synchronizer assembly is the only reliable and durable solution.

Question: What is the main cause of synchronizer failure?

Answer: The most common causes are contaminated or old oil (due to a clogged filter), low oil level, or aggressive gear shifting by the operator.

Question mark

If you are unsure whether the selected product is suitable for your machine, contact us and we will help you choose the right part and provide practical advice in minutes.

SKX973953A
445/03300
2.12 kg

Data sheet

SUITABLE FOR
JCB
MACHINE TYPE
BACKHOE LOADER
FORKLIFT
TELESCOPIC HANDLER
WHEELED LOADER
OEM NUMBERS
445/03300
NUMBER OF TEETH
32

Specific References

MPN
445/03300
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Gearbox synchronizer suitable for JCB

Catalog number: SKX973953A
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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

319.19 zł

net price
259,50 zł
Available in large quantity Temporarily unavailable
259,50 zł
net price

319.19 zł

gross price
Nie możesz dodać więcej produktów
  • You will receive 26 points, it gives you 10.40 zł
  • Place an order within 09h 34m 29s And we will send your order today

    Lowest price from 30 days before the discount: 319.19 zł
    PRODUCT SPECIFICATION
    SUITABLE FOR
    JCB
    MACHINE TYPE
    BACKHOE LOADER
    FORKLIFT
    TELESCOPIC HANDLER
    WHEELED LOADER
    OEM NUMBERS
    445/03300
    NUMBER OF TEETH
    32

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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

    Opening hours
    Telephone support - Monday - Friday (8:00 AM – 5:00 PM)
    Order pick-up - Monday - Friday (8:00 AM – 4:30 PM)

    Email



    Gadu-Gadu communicator
    GG: 4185846 - Daniel
    Phone
    +48 17 864 31 00
    +48 17 864 00 24
    +48 17 864 25 96

    Mobile phone
    +48 607-700-547
    +48 695-944-818
    +48 691-330-531
    +48 690-906-751

    Fax
    +48 17 864 31 20