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Derbi GP1 125 Water Pump

New, used, or aftermarket – from sellers across Europe.

Parts availability

This part appears to be widely available.

Water Pump15,05 € – 104,00 €
22+ offers6 New

Estimated price range

Widely available Limited Hard to find

Last updated: 20.08.2026, 15:31

Water Pump for your Derbi GP1 125?

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In addition, sellers on hank can send you offers directly.

Prices from recent listings

Median: 42.99 €
Min: 15.05 € Max: 104.00 €
Source Condition Price (approx.) Last seen
Heavy-tuned Unknown 15.05 € 2026-08-20
Moto New 18.90 € 2026-08-20
Louis Unknown 19.99 € 2026-08-20
Moto New 22.00 € 2026-08-20
Heavy-tuned Unknown 22.05 € 2026-08-20
Louis Unknown 24.90 € 2026-08-20
Moto New 32.10 € 2026-08-20
Heavy-tuned Unknown 32.95 € 2026-08-20

Indicative values only – current prices may vary.

Price comparison: Water Pump

Current median for the Derbi GP1 125: 42.99 €.

Median across all motorcycle models: around 59 €. This model is 25% below that and cheaper than 70% of the models compared.

Median across Derbi motorcycle models: around 54 €. This model is 20% below that and cheaper than 50% of the models compared.

Compares the medians of the most recent offers found for each model.

Find Derbi GP1 125 parts online

hank's free AI report searches specialized shops for Derbi GP1 125 parts, including Fowlers Motorcycles, PM Tuning & Moped Division.

About this part

The water pump on your GP1 125 circulates coolant between the engine and radiator. A failing pump causes overheating, leaks and in severe cases engine damage – timely replacement is essential.

Frequently asked questions

What should I check when buying a replacement water pump for the Derbi GP1 125?

Match the exact engine code and the model year of your GP1 125. Check whether the gasket and thermostat housing are included, as these are commonly replaced together.

Should I replace the timing belt and water pump together?

If the timing belt drives the water pump, yes. The labour to access both overlaps significantly, making it far more cost-effective to replace them at the same time.

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Derbi GP1 125 Water Pump

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