Engine

Engine parts and accessories for GasGas motorcycles to maintain, repair or optimize performance. From air filters to crankshafts, including pistons and cylinders, all you need is available.

Showing 1-36 of 218 item(s)

VERTEX GP Racer Choice Forged Piston Ø94.96mm - Vertex - 24635B

-20%

Shipped the 16/06/2026

Pistons

VERTEX GP Racer Choice Forged Piston Ø94.96mm

VERTEX

24635B

€243.54 €304.42

VERTEX pistons are recognized for their performance and reliability over time. Specialized in the manufacture of thermal elements for off-road machines, it equips many brands for the original equipment.

VERTEX Race Evolution Casted Piston Ø44.96mm - Vertex - 24447AB

-20.01%

Shipped the 16/06/2026

Pistons

VERTEX Race Evolution Casted Piston Ø44.96mm

VERTEX

24447AB

€56.10 €70.13

Vertex Race Evolution pistons, New Performance for 2 stroke Offroads, Chosen by Factory MX Teams High precision forged piston Reduced top land Nitrided steel rings Exclusive MoS2 coating featured by specific pockets to facilitate cylinder/piston smoothness Built for racing applications

-25.37%

Shipped the 13/06/2026

Exhaust parts

RFX Race loose exhaust packing 500 g

RFX

FXSP3050055WH

€14.18 €19.00

The RFX Race 500 g loose exhaust packing is designed for repacking motorcycle silencers. It helps replace worn packing material in order to maintain controlled sound levels and keep the exhaust in good condition.Loose format, practical for filling the silencer500 g pack suitable for motorcycle exhaust maintenanceHelps reduce and control noise levelsIdeal...

-25.33%

Shipped the 13/06/2026

Exhaust parts

RFX Race loose exhaust packing 1 kg

RFX

FXSP3100055WH

€19.41 €25.99

The RFX Race 1 kg loose exhaust packing is designed for repacking motorcycle silencers. It helps replace worn packing material in order to maintain controlled sound levels and keep the exhaust in good condition.Loose format, practical for filling the silencer1 kg pack suitable for motorcycle exhaust maintenanceHelps reduce and control noise levelsIdeal...

VERTEX Race Evolution Casted Piston Ø44.97mm - Vertex - 24447CD

-20.01%

Shipped the 16/06/2026

Pistons

VERTEX Race Evolution Casted Piston Ø44.97mm

VERTEX

24447CD

€56.10 €70.13

Vertex Race Evolution pistons, New Performance for 2 stroke Offroads, Chosen by Factory MX Teams High precision casted piston Reduced top land Nitrided steel rings Exclusive MoS2 coating featured by specific pockets to facilitate cylinder/piston smoothness Built for racing applications

VERTEX Casted Piston Ø44.96mm - Vertex - 23430AB

-20.01%

Shipped the 16/06/2026

Pistons

VERTEX Casted Piston Ø44.96mm

VERTEX

23430AB

€52.26 €65.33

Vertex Piston Made from high-quality materials for optimal durability. Precision-engineered for reliable and consistent performance. Available for a wide range of two-stroke and four-stroke engines. OEM-compatible for a perfect fit. Supplied with rings, wrist pin, and circlips, ready for installation.

RFX Race Pre-Oiled Air Filter - RFX - FXAF5000755PO

-25.37%

Shipped the 16/06/2026

Air filter

RFX Race Pre-Oiled Air Filter

RFX

FXAF5000755PO

€14.18 €19.00

New to the RFX range and produced by Multi Air, the RFX Air filter is the perfect choice for all levels. Let your bike breath with twin layered foam and precise fitment. With over 30 Years experience, Multi Air is a name you can trust. Product Features: Breathable twin layered foam. Non flammable foam used on all 4 stroke models. Industry leading Multi...

Bouchon de remplissage d'huile RFX Pro Series - orange

-25.37%
New

Oil drain plug

RFX Pro Series orange oil filler plug

RFX

FXOP5010099OR

€15.66 €20.99

The RFX Pro Series orange oil filler plug is designed to replace the original cap while adding a clean racing finish to your engine area.Aluminium construction for a strong and premium appearanceOrange racing finish matching the KTM styleIdeal for replacing a worn, marked or original oil plugAdds a clean visual touch to the engineRFX Pro Series product...

Bouchon de vidange aimanté RFX [M12 x 12 mm x 1,50] - orange

-25.38%

Oil drain plug

Oil sump plug RFX – GAS GAS/Husqvarna 125-450 2007-2023, M12x1.5

RFX

FXDB5010099OR

€11.94 €16.00

Magnetic oil drain plug traps metallic particles in engine oilCNC machined aluminum 6061-T6 for strength and lightnessCompact design, easy to installPre drilled for brake lineDimensions: M12x1.5, length 12 mmManufacturer reference FXDB5010099OROrange color for quick visual identification

STM CLG Off-Road Clutch System - STM - XKT-045

-56.09%

Shipped the 16/06/2026

Complete clutch

STM CLG Off-Road Clutch System

STM

XKT-045

€364.58 €830.24

STM CLG CLUTCH Through the partnership with the best MXGP teams STM has reached the maximum performance following an R&D evolution in 3 steps: 1 aluminium (light) 2 aluminum and steel (light and durable) 3 skeletonized steel (+ light + durable) The new innovative design introduces a new concept of clutch: no more barrier for the lubrication of...

BARNETT clutch springs kit KTM/Husqvarna - BARNETT - 501-45-06140

-13.33%

Shipped the 16/06/2026

Clutch springs

BARNETT clutch springs kit KTM/Husqvarna

BARNETT

501-45-06140

€29.74 €34.32

.cs95E872D0{text-align:left ; margin:0pt 0pt 0pt 0pt ; }.csA7555675{color:#000 ; background-color:transparent ; font-weight:normal ; font-style:normal ; } BARNETT Reinforced Clutch Spring Kit

VERTEX Piston Top End Kit - Vertex - VTK24243D-3

-20%

Shipped the 16/06/2026

Piston kits

VERTEX Piston Top End Kit

VERTEX

VTK24243D-3

€177.62 €222.02

Vertex Top End Piston Kit FITS MODELS KTM SX-ECX 125, Husqvarna TC-TE 125 SPECS Compression Ratio STD Cylinder Diameter 54 mm Displacement 125 cc Piston Diameter 53.970mm Vertex Two-stroke Pistons Because of a cast piston’s ability to contain higher silicon content compared to forged pistons, and because twostrokes have lower cylinder...

VERTEX Piston Top End Kit - Vertex - VTK24243C-3

-20%

Shipped the 16/06/2026

Piston kits

VERTEX Piston Top End Kit

VERTEX

VTK24243C-3

€177.62 €222.02

Vertex Top End Piston Kit FITS MODELS KTM SX-ECX 125, Husqvarna TC-TE 125 SPECS Compression Ratio STD Cylinder Diameter 54 mm Displacement 125 cc Piston Diameter 53.960mm Vertex Two-stroke Pistons Because of a cast piston’s ability to contain higher silicon content compared to forged pistons, and because twostrokes have lower cylinder...

VERTEX Piston Top End Kit - Vertex - VTK24243B-3

-20%

Shipped the 16/06/2026

Piston kits

VERTEX Piston Top End Kit

VERTEX

VTK24243B-3

€177.62 €222.02

Vertex Top End Piston Kit FITS MODELS KTM SX-ECX 125, Husqvarna TC-TE 125 SPECS Compression Ratio STD Cylinder Diameter 54 mm Displacement 125 cc Piston Diameter 53.950mm Vertex Two-stroke Pistons Because of a cast piston’s ability to contain higher silicon content compared to forged pistons, and because twostrokes have lower cylinder...

VERTEX Piston Top End Kit - Vertex - VTK24243A-3

-20%

Shipped the 16/06/2026

Piston kits

VERTEX Piston Top End Kit

VERTEX

VTK24243A-3

€177.62 €222.02

Vertex Top End Piston Kit FITS MODELS KTM SX-ECX 125, Husqvarna TC-TE 125 SPECS Compression Ratio STD Cylinder Diameter 54 mm Displacement 125 cc Piston Diameter 53.940mm Vertex Two-stroke Pistons Because of a cast piston’s ability to contain higher silicon content compared to forged pistons, and because twostrokes have lower cylinder...

VERTEX Top End Piston Kit - Vertex - VTK23630D-2

-20%

Shipped the 16/06/2026

Piston kits

VERTEX Top End Piston Kit

VERTEX

VTK23630D-2

€199.33 €249.17

Vertex Top End Piston Kit FITS MODELS 250 SX (17-22); 250 XC (17-19); 250 XC TPI (20-22); 250 XC-W (17-18); 250 XC-W TPI (18-22); TC 250 (17-22); TE 250 (17-18); TE 250 i (18-23) SPECS Compression Ratio STD Cylinder Diameter 66.400 mm Displacement 250 cc Piston Diameter 66.370mm Vertex Two-stroke Pistons Because of a cast piston’s ability to...

VERTEX Top End Piston Kit - Vertex - VTK23630C-2

-20%

Shipped the 16/06/2026

Piston kits

VERTEX Top End Piston Kit

VERTEX

VTK23630C-2

€199.33 €249.17

Vertex Top End Piston Kit FITS MODELS 250 SX (17-22); 250 XC (17-19); 250 XC TPI (20-22); 250 XC-W (17-18); 250 XC-W TPI (18-22); TC 250 (17-22); TE 250 (17-18); TE 250 i (18-23) SPECS Compression Ratio STD Cylinder Diameter 66.400 mm Displacement 250 cc Piston Diameter 66.360mm Vertex Two-stroke Pistons Because of a cast piston’s ability to...

VERTEX Top End Piston Kit - Vertex - VTK23630B-2

-20%

Out of stock - No confirmed delay

Piston kits

VERTEX Top End Piston Kit

VERTEX

VTK23630B-2

€199.33 €249.17

Vertex Top End Piston Kit FITS MODELS 250 SX (17-22); 250 XC (17-19); 250 XC TPI (20-22); 250 XC-W (17-18); 250 XC-W TPI (18-22); TC 250 (17-22); TE 250 (17-18); TE 250 i (18-23) SPECS Compression Ratio STD Cylinder Diameter 66.400 mm Displacement 250 cc Piston Diameter 66.350mm Vertex Two-stroke Pistons Because of a cast piston’s ability to...

VERTEX Top End Piston Kit - Vertex - VTK23630A-2

-20%

Out of stock - No confirmed delay

Piston kits

VERTEX Top End Piston Kit

VERTEX

VTK23630A-2

€199.33 €249.17

Vertex Top End Piston Kit FITS MODELS 250 SX (17-22); 250 XC (17-19); 250 XC TPI (20-22); 250 XC-W (17-18); 250 XC-W TPI (18-22); TC 250 (17-22); TE 250 (17-18); TE 250 i (18-23) SPECS Compression Ratio STD Cylinder Diameter 66.400 mm Displacement 250 cc Piston Diameter 66.340mm Vertex Two-stroke Pistons Because of a cast piston’s ability to...

VERTEX Top End Piston Kit - Vertex - VTK24212D-2

VERTEX Top End Piston Kit - Vertex - VTK24212D-2 2

-20%

Shipped the 16/06/2026

Piston kits

VERTEX Top End Piston Kit

VERTEX

VTK24212D-2

€126.96 €158.70

Vertex Top End Piston KitFITS MODELS 85 SX (18-23); 85 SX BW (18-23); MC 85 (21); MC 85 1714 (22-23); MC 85 1916 (21-23); TC 85 (18-23); TC 85 BW (23)SPECS Compression Ratio STD Cylinder Diameter 47 mm Displacement 85 cc Piston Diameter 46.970mm Vertex Two-stroke Pistons Because of a cast piston’s ability to contain higher silicon content compared...

VERTEX Top End Piston Kit - Vertex - VTK24212C-2

VERTEX Top End Piston Kit - Vertex - VTK24212C-2 2

-20%

Out of stock - No confirmed delay

Piston kits

VERTEX Top End Piston Kit

VERTEX

VTK24212C-2

€126.96 €158.70

Vertex Top End Piston KitFITS MODELS 85 SX (18-23); 85 SX BW (18-23); MC 85 (21); MC 85 1714 (22-23); MC 85 1916 (21-23); TC 85 (18-23); TC 85 BW (23)SPECS Compression Ratio STD Cylinder Diameter 47 mm Displacement 85 cc Piston Diameter 46.960mm Vertex Two-stroke Pistons Because of a cast piston’s ability to contain higher silicon content compared...

VERTEX Top End Piston Kit - Vertex - VTK24212B-2

VERTEX Top End Piston Kit - Vertex - VTK24212B-2 2

-20%

Shipped the 16/06/2026

Piston kits

VERTEX Top End Piston Kit

VERTEX

VTK24212B-2

€126.96 €158.70

Vertex Top End Piston KitFITS MODELS 85 SX (18-23); 85 SX BW (18-23); MC 85 (21); MC 85 1714 (22-23); MC 85 1916 (21-23); TC 85 (18-23); TC 85 BW (23)SPECS Compression Ratio STD Cylinder Diameter 47 mm Displacement 85 cc Piston Diameter 46.950mm Vertex Two-stroke Pistons Because of a cast piston’s ability to contain higher silicon content compared...

VERTEX Top End Piston Kit - Vertex - VTK24212A-2

VERTEX Top End Piston Kit - Vertex - VTK24212A-2 2

-20%

Shipped the 16/06/2026

Piston kits

VERTEX Top End Piston Kit

VERTEX

VTK24212A-2

€126.96 €158.70

Vertex Top End Piston KitFITS MODELS 85 SX (18-23); 85 SX BW (18-23); MC 85 (21); MC 85 1714 (22-23); MC 85 1916 (21-23); TC 85 (18-23); TC 85 BW (23)SPECS Compression Ratio STD Cylinder Diameter 47 mm Displacement 85 cc Piston Diameter 46.940mm Vertex Two-stroke Pistons Because of a cast piston’s ability to contain higher silicon content compared...

VERTEX GP Racer Choice Forged Piston Ø94.97mm - Vertex - 24635C

-43.12%

Out of stock - No confirmed delay

Pistons

VERTEX GP Racer Choice Forged Piston Ø94.97mm

VERTEX

24635C

€168.10 €295.55

VERTEX pistons are renowned for their performance and long-term reliability. Specializing in the production of thermal components for off-road machines, Vertex supplies many brands as original equipment.

VERTEX GP Racer Choice Forged Piston Ø94.95mm - Vertex - 24635A

-20%

Shipped the 16/06/2026

Pistons

VERTEX GP Racer Choice Forged Piston Ø94.95mm

VERTEX

24635A

€243.54 €304.42

VERTEX GP Racer Choice Forged Piston Ø80.98mm - Vertex - 24634C

-20%

Shipped the 16/06/2026

Pistons

VERTEX GP Racer Choice Forged Piston Ø80.98mm

VERTEX

24634C

€232.00 €289.99

VERTEX GP Racer Choice Forged Piston Ø80.97mm - Vertex - 24634B

-20%

Shipped the 16/06/2026

Pistons

VERTEX GP Racer Choice Forged Piston Ø80.97mm

VERTEX

24634B

€232.00 €289.99

VERTEX GP Racer Choice Forged Piston Ø80.96mm - Vertex - 24634A

-20%

Shipped the 16/06/2026

Pistons

VERTEX GP Racer Choice Forged Piston Ø80.96mm

VERTEX

24634A

€232.00 €289.99

VERTEX Replica Forged Piston Ø94.97mm - Vertex - 24618C

-20%

Shipped the 16/06/2026

Pistons

VERTEX Replica Forged Piston Ø94.97mm

VERTEX

24618C

€205.30 €256.62

VERTEX Replica Forged Piston Ø94.96mm - Vertex - 24618B

-20%

Shipped the 16/06/2026

Pistons

VERTEX Replica Forged Piston Ø94.96mm

VERTEX

24618B

€205.30 €256.62

VERTEX Replica Forged Piston Ø94.95mm - Vertex - 24618A

-20%

Shipped the 16/06/2026

Pistons

VERTEX Replica Forged Piston Ø94.95mm

VERTEX

24618A

€205.30 €256.62

VERTEX Replica Forged Piston Ø80.98mm - Vertex - 24615C

-20%

Shipped the 16/06/2026

Pistons

VERTEX Replica Forged Piston Ø80.98mm

VERTEX

24615C

€177.47 €221.84

VERTEX Replica Forged Piston Ø80.97mm - Vertex - 24615B

-20%

Shipped the 16/06/2026

Pistons

VERTEX Replica Forged Piston Ø80.97mm

VERTEX

24615B

€177.47 €221.84

VERTEX Replica Forged Piston Ø80.96mm - Vertex - 24615A

-20%

Shipped the 16/06/2026

Pistons

VERTEX Replica Forged Piston Ø80.96mm

VERTEX

24615A

€177.47 €221.84

VERTEX Complete Top End Kit - Casted Piston - Vertex - VTK24244D-1

-20%

Shipped the 16/06/2026

Piston kits

VERTEX Complete Top End Kit - Casted Piston

VERTEX

VTK24244D-1

€237.20 €296.50

Easing the repair process by saving time and money Vertex Pistons Top-End Piston Kits come with everything needed to replace your piston, top-end gaskets, and wrist pin bearing (for two-strokes) when the time comes. Included piston rings piston pin circlips top end gaskets and even needle roller cage (for two-stroke applications). Four-stroke...

VERTEX Complete Top End Kit - Casted Piston - Vertex - VTK24244C-1

-20%

Out of stock - No confirmed delay

Piston kits

VERTEX Complete Top End Kit - Casted Piston

VERTEX

VTK24244C-1

€237.20 €296.50