Hercules K 125 Parts

Find clutch, brakes, exhaust, filters and more for the Hercules K 125. Select a category below to compare current partner listings.

Hercules K 125 part categories

Partner listings for this model. We may earn a commission if you buy through these links, at no extra cost to you.

Hercules K 125 S, Original Advertising from 1975

Hercules K 125 S, Original Advertising from 1975

£4.79eBay
View on eBay
Hercules K 125 T, Original Advertising from 1972

Hercules K 125 T, Original Advertising from 1972

£4.79eBay
View on eBay
Filter cup fuel tap for Hercules K 125 BW V1, V2, 180

Filter cup fuel tap for Hercules K 125 BW V1, V2, 180

£6.50eBay
View on eBay
Black plastic plug for Hercules K 125 BW V2, 180

Black plastic plug for Hercules K 125 BW V2, 180

£6.50eBay
View on eBay
Sachs spur gear for Hercules K 125 BW V 1 + 2

Sachs spur gear for Hercules K 125 BW V 1 + 2

£6.60eBay
View on eBay
Brake lever rear wheel black for Hercules K 125 BW V2, 180

Brake lever rear wheel black for Hercules K 125 BW V2, 180

£6.60eBay
View on eBay
Brake lever steel front wheel for Hercules K 125 BW V1, V2, 180

Brake lever steel front wheel for Hercules K 125 BW V1, V2, 180

£6.60eBay
View on eBay
Mixing tube for Bing carburetor -1836 for Hercules K 125 BW V1, V2

Mixing tube for Bing carburetor -1836 for Hercules K 125 BW V1, V2

£6.60eBay
View on eBay
Choke Cable Schmitt Black for Hercules K 125 BW V1, V2

Choke Cable Schmitt Black for Hercules K 125 BW V1, V2

£9.28eBay
View on eBay
Dust cover metal round for Hercules K 125 BW V1, V2, 180

Dust cover metal round for Hercules K 125 BW V1, V2, 180

£10.03eBay
View on eBay
Rubber tank bearing for Hercules K 125 BW V1, V2, 180

Rubber tank bearing for Hercules K 125 BW V1, V2, 180

£10.03eBay
View on eBay
Filter cup for fuel tap for Hercules K 125 BW V1, V2, 180

Filter cup for fuel tap for Hercules K 125 BW V1, V2, 180

£10.13eBay
View on eBay

Hercules K 125 verified model facts

This page is for the Hercules K 125. The facts below are the values recorded for this model in our motorcycle fitment database; blank values are not presented as specifications.

Recorded fact Value
Type Sport
Year 1972
Engine capacity 124.00 ccm (7,53 cubic inches)
Engine type Single cylinder
Stroke 2
Cooling Air
Transmission Chain
Gearbox 6 - speed
Fuel capacity 10.50 litres (2,76 gallons)
Fuel control Port control
Power 17.00 HP (12,34 kW)) @ 7500 RPM
Top speed 129.0 km/h (79,80 mph)
Front brakes Expanding brake
Rear brakes Expanding brake
Front tyre 2.75 - 17
Rear tyre 3.00 - 17

Parts and fitment for this model

Use the part selector to keep searches tied to Hercules K 125. Select the exact part category before ordering and compare the recorded year, engine and chassis details above with your motorcycle.

  • Recorded year: 1972
  • Motorcycle type: Sport
  • Engine capacity: 124.00 ccm (7,53 cubic inches)
  • Recorded tyres: front 2.75 - 17; rear 3.00 - 17

Workshop manual and service references

Use manufacturer documentation for service intervals, torque settings and safety procedures. Confirm the document matches your recorded year and engine before work.