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CVT and Drive Belts

(297 products)
Maxi Scooter Variators CVT Kits CVT Weights Drive Belts Pulleys CVT Accessories
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Product type
Clutch accessories CVT CVT accessories CVT cover CVT kit CVT sliders CVT weights Pulley Ramp plate Repair / maintenance kit Spring V-belt Washer Kickstart washer O-ring
Brand
Athena Bando Dayco Doppler GY6 Kubler Malossi MotoForce MotoForce Racing Naraku Piaggio Polini RMS Stage6 Standard Parts Top Performances Yamaha Yasuni
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Stage6
Variator Weights (x6) Stage6 20x17mm
Article no.: S6-G20GALETSSTAGE620X17MM
2

Variator Weights (x6) Stage6 20x17mm

from 4,60 €
In stock
RRP
18,50 €
-75% Discount
Sale
Stage6
Drive Belt Stage6 Maxi Pro Belt Gilera Runner 200
Article no.: S6-5911009

Drive Belt Stage6 Maxi Pro Belt Gilera Runner 200

34,00 €
In stock
RRP
57,00 €
-40% Discount
Sale
Stage6
Drive Belt Stage6 Maxi Pro Belt Piaggio Vespa GTS 125
Article no.: S6-5911008

Drive Belt Stage6 Maxi Pro Belt Piaggio Vespa GTS 125

36,50 €
In stock
RRP
40,00 €
-9% Discount
Stage6
Variator Weight Tuning Kit Stage6
Article no.: BOITEGALETSS6
196

Variator Weight Tuning Kit Stage6

from 25,00 €
In stock
Stage6
Drive Belt Stage6 Pro Belt Piaggio after 1998 short
Article no.: S6-5914002
4

Drive Belt Stage6 Pro Belt Piaggio after 1998 short

27,00 €
In stock
RRP
30,00 €
-10% Discount
Stage6
Drive Belt Stage6 Maxi Pro Belt Gilera Runner 125 - 180 2T
Article no.: S6-5924001

Drive Belt Stage6 Maxi Pro Belt Gilera Runner 125 - 180 2T

33,00 €
In stock
RRP
43,00 €
-23% Discount
Sale
Stage6
Variator Roller Weights (x6)
Article no.: S6-G6-SIZE
1

Variator Roller Weights (x6)

from 8,00 €
In stock
MotoForce
Variator Weights (x6) Motoforce
Article no.: MF55_MOTOFORCEROLLERWEIGHTS
233

Variator Weights (x6) Motoforce

from 1,78 €
In stock
MotoForce
Drive Belt Motoforce Piaggio Vespa GTS 300
Article no.: MF72.00019
1

Drive Belt Motoforce Piaggio Vespa GTS 300

73,00 €
In stock
MotoForce
Drive Belt Motoforce Gilera Runner 180cc 2-stroke
Article no.: MF72.00016

Drive Belt Motoforce Gilera Runner 180cc 2-stroke

26,00 €
In stock
MotoForce
Drive Belt Motoforce Gilera Runner 125cc 2-stroke
Article no.: MF72.00015

Drive Belt Motoforce Gilera Runner 125cc 2-stroke

26,50 €
In stock
MotoForce
Drive Belt Motoforce Piaggio MP3 400
Article no.: MF72.00014

Drive Belt Motoforce Piaggio MP3 400

71,00 €
In stock
MotoForce
Drive Belt Motoforce Piaggio short after 1998
Article no.: MF71.14016
1

Drive Belt Motoforce Piaggio short after 1998

12,00 €
In stock
RRP
13,50 €
-11% Discount
MotoForce
Drive Belt Motoforce Piaggio short before 1998
Article no.: MF71.14015

Drive Belt Motoforce Piaggio short before 1998

13,00 €
In stock
RRP
14,50 €
-10% Discount
Stage6
Stage6 Variator Sliders (x8) Maxidrive Yamaha T-Max 530cc
Article no.: S6-58136ET01

Stage6 Variator Sliders (x8) Maxidrive Yamaha T-Max 530cc

5,40 €
In stock
RRP
15,00 €
-64% Discount
Stage6
Stage6 Drive Pulley / Fan Wheel Maxidrive Yamaha T-Max 530cc
Article no.: S6-5113601

Stage6 Drive Pulley / Fan Wheel Maxidrive Yamaha T-Max 530cc

24,50 €
In stock
RRP
70,00 €
-65% Discount
Sale
Top Performances
Variator Weights (x8) Top Performances
Article no.: T99_rollerweightsx8
2

Variator Weights (x8) Top Performances

from 12,50 €
In stock
30,00 €
-58% Discount
Malossi
CVT Malossi MHR Next Multivar Yamaha Tmax 530cc 2012 - 2016
Article no.: M5118055

CVT Malossi MHR Next Multivar Yamaha Tmax 530cc 2012 - 2016

202,00 €
In stock
RRP
233,00 €
-13% Discount
Piaggio
Variator Slider Piaggio MP3 400cc
Article no.: OE-PIA842175

Variator Slider Piaggio MP3 400cc

1,40 €
In stock
Standard Parts
Variator Weight Tuning Kit 16x13mm
Article no.: MF56.16000

Variator Weight Tuning Kit 16x13mm

36,50 €
In stock
Malossi
Drive Belt Malossi X K Belt Gilera Runner 125 - 180 2T
Article no.: M6117009

Drive Belt Malossi X K Belt Gilera Runner 125 - 180 2T

41,50 €
In stock
RRP
45,00 €
-8% Discount
Piaggio
O-Ring rear pulley 48mm Piaggio Vespa GTS/GTV/GT 60 125-300cc
Article no.: OE-PIA430585

O-Ring rear pulley 48mm Piaggio Vespa GTS/GTV/GT 60 125-300cc

1,10 €
In stock
Polini
CVT Kit Polini Hi-Speed Evolution Yamaha Tmax 530 & 560
Article no.: U241.701.1

CVT Kit Polini Hi-Speed Evolution Yamaha Tmax 530 & 560

400,00 €
In stock
RRP
471,00 €
-15% Discount
Polini
CVT Variator Polini Hi-Speed Yamaha Tmax 530cc (2012 - 2016)
Article no.: U241.700

CVT Variator Polini Hi-Speed Yamaha Tmax 530cc (2012 - 2016)

127,00 €
In stock
RRP
259,00 €
-51% Discount
Piaggio
Drive Belt Guide Piaggio / Vespa 125 - 300cc
Article no.: OE-PIA833989

Drive Belt Guide Piaggio / Vespa 125 - 300cc

55,00 €
In stock
Piaggio
Air Filter CVT cover Piaggio Vespa GTS/GTV/GT 60 125-300cc
Article no.: OE-PIA842093
1

Air Filter CVT cover Piaggio Vespa GTS/GTV/GT 60 125-300cc

3,50 €
In stock
Piaggio
Drive Belt Pulley Piaggio MP3 400 / 500cc after 2011
Article no.: OE-PIA834304

Drive Belt Pulley Piaggio MP3 400 / 500cc after 2011

75,00 €
In stock
Piaggio
Variator Weight (x1) 25x17mm - 21.4g Piaggio MP3 400cc
Article no.: OE-PIA830899
1

Variator Weight (x1) 25x17mm - 21.4g Piaggio MP3 400cc

1,40 €
In stock
RRP
2,80 €
-50% Discount
Piaggio
Variator Weight (x1) 25x17mm - 25g Piaggio MP3 500cc 2014
Article no.: OE-PIA1A001570

Variator Weight (x1) 25x17mm - 25g Piaggio MP3 500cc 2014

3,10 €
In stock
3,40 €
-9% Discount
Standard Parts
CVT Variator + Fan Wheel / Pulley Piaggio 125-150cc (Leader)
Article no.: IP32438

CVT Variator + Fan Wheel / Pulley Piaggio 125-150cc (Leader)

79,00 €
In stock
Standard Parts
Half Pulley Kymco Dink / Grand Dink / Yager 125 / 150
Article no.: IP32444

Half Pulley Kymco Dink / Grand Dink / Yager 125 / 150

12,50 €
In stock
Standard Parts
Drive Belt 835mm / 835-20-30 GY6 125 / 150cc
Article no.: GY15438

Drive Belt 835mm / 835-20-30 GY6 125 / 150cc

15,00 €
In stock
Naraku
Variator Weights (x6) Naraku
Article no.: NK91_WEIGHTSNARAKU
5

Variator Weights (x6) Naraku

from 3,30 €
In stock
Naraku
Drive belt Naraku Standard, type 835 - GY6 125
Article no.: NK900.86

Drive belt Naraku Standard, type 835 - GY6 125

15,50 €
In stock
RMS
Front Pulley Piaggio Maxi / Gilera Runner 125-180
Article no.: R25902

Front Pulley Piaggio Maxi / Gilera Runner 125-180

51,00 €
In stock
Piaggio
Washer CVT - pulley Piaggio 125 - 300cc 4-stroke 32x17x1mm
Article no.: OE-PIA434885

Washer CVT - pulley Piaggio 125 - 300cc 4-stroke 32x17x1mm

2,50 €
In stock
Piaggio
Washer variator, Piaggio 125/150cc 4-stroke
Article no.: OE-PIA433391

Washer variator, Piaggio 125/150cc 4-stroke

5,00 €
In stock
Naraku
Drive belt Naraku GY6 125 /150cc 152QMI, 743x20x30mm
Article no.: NK900.73

Drive belt Naraku GY6 125 /150cc 152QMI, 743x20x30mm

20,50 €
In stock
Standard Parts
Star Washer for fan wheel Piaggio Maxi 125/150/180
Article no.: L-SA88384

Star Washer for fan wheel Piaggio Maxi 125/150/180

3,50 €
In stock
Malossi
Drive Belt Malossi X K Belt Honda SH / Pantheon 125 - 150cc
Article no.: M6116422

Drive Belt Malossi X K Belt Honda SH / Pantheon 125 - 150cc

61,00 €
In stock
RRP
68,00 €
-10% Discount
Sale
Malossi
Drive Belt Malossi X K Belt Yamaha Majesty 125 - 180
Article no.: M6116101

Drive Belt Malossi X K Belt Yamaha Majesty 125 - 180

60,00 €
In stock
RRP
68,00 €
-12% Discount
Sale
Standard Parts
Variator Fanwheel OEM quality Yamaha Majesty / Xmax 125cc
Article no.: CGN489514

Variator Fanwheel OEM quality Yamaha Majesty / Xmax 125cc

11,00 €
In stock
Piaggio
Variator Slider (x1) Vespa GTS / GTV 250 - 300cc Piaggio
Article no.: OE-PIA843028

Variator Slider (x1) Vespa GTS / GTV 250 - 300cc Piaggio

2,90 €
In stock
Piaggio
Pulley Vespa LX / S 125 - 150cc Piaggio
Article no.: OE-PIA876921

Pulley Vespa LX / S 125 - 150cc Piaggio

15,00 €
In stock
Sale
Piaggio
Pulley Vespa GTS / GTV 250 - 300cc Piaggio
Article no.: OE-PIA840193

Pulley Vespa GTS / GTV 250 - 300cc Piaggio

22,00 €
In stock
24,00 €
-8% Discount
Sale
Piaggio
Drive Belt Vespa ET4 125 - 150cc Piaggio
Article no.: OE-PIA478547

Drive Belt Vespa ET4 125 - 150cc Piaggio

17,50 €
In stock
RMS
Variator Weights RMS (x6)
Article no.: A_GALETSRMS
7

Variator Weights RMS (x6)

from 4,50 €
In stock
12,00 €
-63% Discount
Malossi
Drive Belt Malossi X K Belt Piaggio MP3 / X-Evo 125cc
Article no.: M6116117
1

Drive Belt Malossi X K Belt Piaggio MP3 / X-Evo 125cc

41,00 €
In stock
RRP
45,00 €
-9% Discount
Sale
Malossi
Drive Belt Malossi X K Belt Yamaha Tmax 500 before 2011
Article no.: M6114674

Drive Belt Malossi X K Belt Yamaha Tmax 500 before 2011

131,00 €
In stock
RRP
142,00 €
-8% Discount
Malossi
Drive Belt Malossi X K Belt Yamaha Tmax 530
Article no.: M6116011
1

Drive Belt Malossi X K Belt Yamaha Tmax 530

164,00 €
In stock
Sale
Malossi
CVT Variator Malossi Multivar 2000 Kymco X-Citing 400cc ie
Article no.: M5116072

CVT Variator Malossi Multivar 2000 Kymco X-Citing 400cc ie

139,00 €
In stock
RRP
226,00 €
-38% Discount
Malossi
CVT Variator Malossi MHR Multivar BMW C 600 - 650cc
Article no.: M5115501

CVT Variator Malossi MHR Multivar BMW C 600 - 650cc

268,00 €
In stock
RRP
292,00 €
-8% Discount
Standard Parts
Drive Belt Bando OEM quality Gilera Runner / Typhoon 125cc
Article no.: BAND105503

Drive Belt Bando OEM quality Gilera Runner / Typhoon 125cc

31,00 €
In stock
Piaggio
Drive Belt original Piaggio after 1998 short
Article no.: OE-PIA82645R

Drive Belt original Piaggio after 1998 short

17,00 €
In stock
Malossi
Pulley / Fan Wheel Malossi Ventilvar Yamaha Tmax 530cc
Article no.: M6115285B

Pulley / Fan Wheel Malossi Ventilvar Yamaha Tmax 530cc

57,00 €
In stock
RRP
84,00 €
-32% Discount
Malossi
CVT Malossi Multivar 2000 Piaggio MP3 / X-Evo 400cc ie
Article no.: M5114260
2

CVT Malossi Multivar 2000 Piaggio MP3 / X-Evo 400cc ie

190,00 €
In stock
RRP
213,00 €
-11% Discount
Polini
CVT Polini Maxi Hi-Speed Piaggio MP3 / Vespa LX 125cc
Article no.: U241.713
1

CVT Polini Maxi Hi-Speed Piaggio MP3 / Vespa LX 125cc

129,00 €
In stock
RRP
152,00 €
-15% Discount
Polini
V-Belt Polini Maxi Evo Kymco AK 550
Article no.: U248.086

V-Belt Polini Maxi Evo Kymco AK 550

170,00 €
In stock
RRP
201,00 €
-15% Discount
Polini
CVT Polini Maxi Hi-Speed Evolution Yamaha Tmax 530 / 560
Article no.: U241.701

CVT Polini Maxi Hi-Speed Evolution Yamaha Tmax 530 / 560

248,00 €
In stock
RRP
343,00 €
-28% Discount
Sale
Polini
Variator Weight Tuning Kit Polini
Article no.: BOITEGALETSPOLINI
30

Variator Weight Tuning Kit Polini

from 22,00 €
In stock
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Scooter CVT transmission

A scooter's CVT operates with three main components: the variator (front pulley), the drive belt, and the torque driver (rear pulley).

As an evolution of the drive systems found on classic mopeds, this system is more sophisticated and powerful. Naturally, it must be perfectly tuned to ensure optimal power transfer to the rear wheel.

Together with the centrifugal clutch, the CVT forms a continuously variable transmission (CVT) that provides smooth acceleration without shifting jolts.

How a Scooter CVT Works:

Variator:

A variator allows the gear ratio to be adjusted automatically and variably depending on engine speed. Although systems may differ in detail, the principle remains the same:

  • The variator is mounted directly on the crankshaft, meaning it rotates at the same speed as the engine.
  • It consists of a fixed and a movable pulley, with the drive belt running in between. These pulleys are conically shaped.
  • The movable part contains variator weights: small cylindrical components or rollers that are pushed outward by centrifugal force, thereby moving the pulley.
  • Since the drive belt is wedged between the two conical pulleys, it is forced to slide upward. This changes the gear ratio and the speed of the driven parts (similar to a sprocket on a motorcycle: the larger it is, the higher the top speed).

CVT Weights (rollers)

Heavier weights cause the variator to open more slowly, while lighter weights make it open faster. Adjusting the CVT weights is essential after any modifications that affect engine power to achieve proper power delivery.

With every engine modification, the weight should be adjusted. Various tuning kits are available to find the ideal setup.

Drive Belt:

The belt simply provides the connection between the variator at the front and the torque driver at the rear. It slides from the inside to the outside on the variator pulleys to vary the speed.

This raises a question: if the belt rises higher on the variator, doesn't it become too short? How is this length compensated for? You will find the answer here ↓

Torque Driver (Rear Pulley):

To compensate for the movement of the belt and the required length, manufacturers install a torque driver. This is the rear counterpart to the front variator unit, which, like the variator, features a fixed and a movable pulley. During acceleration, the drive belt pushes the pulleys apart to move inward. When letting off the throttle, the torque spring pushes the movable pulley back together so the drive belt can return to its starting position.

Contra springs, like rollers, are available in different strengths (stiffness levels). It is important to choose a version that matches the engine performance.

Sport and Racing CVT: Optimized Ramp Angles and Larger Diameter

To adapt the gear ratio to the power of the respective engine, manufacturers have optimized the variator elements as much as possible: different weights, various torque spring strengths, different roller diameters, and ramp angles. As you can see, the possibilities are very diverse.

Sport CVT: Standard Range

Whether you choose a sport cylinder or stay with the original 50cc, a sport variator with a standard diameter is usually sufficient. The optimized ramps are perfectly adequate for bringing moderate power increases to the road.

Racing CVT: Oversize Range

When a scooter engine is more heavily tuned, for example with a racing or high-end cylinder from 70cc upward, the working range of the standard variator often becomes too small. The engine then has significantly more torque and power, which can only be fully utilized with the help of pulleys with increased diameters (oversize).

This results in both better acceleration and a higher top speed.

All well-known racing brands offer such systems: Stage6 R/T Oversize, Malossi Overrange, Polini Evolution, etc.

ATTENTION: Only a sufficiently powerful engine will work correctly with this type of variator, so stay away from oversize CVTs for standard setups!

Scooter Variators in Our Shop

In our online shop, you will find all types of CVTs and CVT accessories. Sport and racing variators from popular brands like Malossi, Polini, Stage6 and Stage6 R/T as well as standard variators for original-style repairs. Of course, we also carry a large selection of drive belts (original or reinforced), weights, torque springs, shims, torque drivers, and even complete CVT kits!

Naturally, we have all parts in stock for the most common models with Piaggio, Minarelli, Peugeot, or Morini engines, such as for the Piaggio Zip, MBK Booster, Peugeot Kisbee, Suzuki Katana, and many more!

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