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CVT and Drive Belts

(220 products)
Maxi Scooter Variators CVT Kits CVT Weights Drive Belts Pulleys CVT Accessories
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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
2Fast Athena Bando Dayco Doppler GY6 Malossi MotoForce MotoForce Racing Naraku Piaggio Polini RMS Stage6 Stage6 R/T Standard Parts Top Performances Yamaha Yasuni
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Malossi
Variator Weights (x6) Malossi Maxiscooter
Article no.: 190008000_A-MALOSSIGALETS2017MAXISCOOTER
10

Variator Weights (x6) Malossi Maxiscooter

from 4,50 €
In stock
25,00 €
-82% Discount
Polini
CVT Weights Polini (x6)
Article no.: P242.ROLLERWEIGHTS
37

CVT Weights Polini (x6)

from 8,50 €
In stock
18,00 €
-53% Discount
Top Performances
Variator Weights (x6) Top Performances
Article no.: 190008100_A-TOPERFGALETSMAXISCOOTER
1

Variator Weights (x6) Top Performances

from 6,20 €
In stock
10,00 €
-38% Discount
Polini
Drive Belt Polini Evo Peugeot 100cc
Article no.: U248.042
1

Drive Belt Polini Evo Peugeot 100cc

43,00 €
In stock
RRP
57,00 €
-25% Discount
Sale
Malossi
V-Belt Malossi X Special Belt Honda SH / Pantheon 125 - 150
Article no.: M6114127
1

V-Belt Malossi X Special Belt Honda SH / Pantheon 125 - 150

38,50 €
In stock
Malossi
Variator Weights (x8) Malossi Maxiscooter
Article no.: 190008010_A-MALOSSI8GALETSMAXISCOOTER
1

Variator Weights (x8) Malossi Maxiscooter

from 9,00 €
In stock
28,00 €
-68% Discount
Athena
V-Belt Athena Maxi Platinum Peugeot Speedfight / TKR 100cc
Article no.: AT-S41PLAT015

V-Belt Athena Maxi Platinum Peugeot Speedfight / TKR 100cc

22,00 €
In stock
Sale
Yasuni
Variator Weights Yasuni Axial (x16) L.32mm
Article no.: GEWYASUNI_32

Variator Weights Yasuni Axial (x16) L.32mm

from 21,00 €
In stock
Polini
Variator Weights Polini (x8)
Article no.: 106000_A-GEWPOLINI_8STK

Variator Weights Polini (x8)

from 6,20 €
In stock
31,00 €
-80% Discount
Polini
CVT Variator Maxi Hi-Speed Polini Yamaha Cygnus
Article no.: P241.688

CVT Variator Maxi Hi-Speed Polini Yamaha Cygnus

128,00 €
In stock
RRP
151,00 €
-15% Discount
Polini
Centrifugal Rollers (clutch) Polini Yamaha Tmax 500 / 530
Article no.: P246.047

Centrifugal Rollers (clutch) Polini Yamaha Tmax 500 / 530

16,00 €
In stock
RRP
29,00 €
-45% Discount
Polini
V-Belt Polini Evolution Aprilia Scarabeo / Piaggio Beverly 250-300
Article no.: U248.066

V-Belt Polini Evolution Aprilia Scarabeo / Piaggio Beverly 250-300

77,00 €
In stock
RRP
91,00 €
-15% Discount
Polini
CVT Variator Polini Maxi Hi-Speed Yamaha N-Max 125 / 155cc
Article no.: P241.729

CVT Variator Polini Maxi Hi-Speed Yamaha N-Max 125 / 155cc

112,00 €
In stock
RRP
165,00 €
-32% Discount
Sale
Polini
V-Belt Evolution Aramid Yamaha X-Max 300 Euro 4 / 5
Article no.: P248.128

V-Belt Evolution Aramid Yamaha X-Max 300 Euro 4 / 5

95,00 €
In stock
RRP
141,00 €
-33% Discount
Sale
Polini
Variator Sliders Polini 50cc scooters (3x)
Article no.: U242.029
11

Variator Sliders Polini 50cc scooters (3x)

2,50 €
In stock
3,00 €
-17% Discount
Polini
CVT Polini Maxi Hi-Speed Gilera Runner 125 - 180cc 2-stroke
Article no.: U241.608

CVT Polini Maxi Hi-Speed Gilera Runner 125 - 180cc 2-stroke

111,00 €
In stock
RRP
152,00 €
-27% Discount
Sale
Malossi
V-Belt Malossi X-K Belt Italjet Formula / Malaguti Ciak 100
Article no.: M618779

V-Belt Malossi X-K Belt Italjet Formula / Malaguti Ciak 100

34,00 €
In stock
Sale
Malossi
Drive Belt Malossi X-Special Belt Piaggio after 1998 short
Article no.: M6111246

Drive Belt Malossi X-Special Belt Piaggio after 1998 short

26,00 €
In stock
RRP
33,00 €
-21% Discount
Sale
Malossi
CVT Variator Malossi Multivar Minarelli 100cc 2T
Article no.: M5111380
2

CVT Variator Malossi Multivar Minarelli 100cc 2T

82,00 €
In stock
RRP
99,00 €
-17% Discount
Malossi
CVT Variator Malossi Multivar Gilera Runner 125 - 180ccm 2T
Article no.: M5111258
2

CVT Variator Malossi Multivar Gilera Runner 125 - 180ccm 2T

121,00 €
In stock
RRP
139,00 €
-13% Discount
Sale
Malossi
CVT Ramp Plate Malossi Multivar Gilera Runner 125-180cc 4T
Article no.: M2511470B
1

CVT Ramp Plate Malossi Multivar Gilera Runner 125-180cc 4T

20,00 €
In stock
RRP
35,00 €
-43% Discount
Yasuni
CVT Variator Yasuni Axial Sym Cruisym 300 `18 - `20
Article no.: YAS-VAR300SCR40

CVT Variator Yasuni Axial Sym Cruisym 300 `18 - `20

98,50 €
In stock
RRP
184,00 €
-46% Discount
Dayco
Drive Belt Dayco Power Plus Italjet Formula 125
Article no.: DC32287

Drive Belt Dayco Power Plus Italjet Formula 125

22,00 €
In stock
30,50 €
-28% Discount
Sale
Bando
Drive Belt Bando V/S Kymco People / Xciting 250ccm
Article no.: VC30935

Drive Belt Bando V/S Kymco People / Xciting 250ccm

21,50 €
In stock
RRP
57,50 €
-63% Discount
Doppler
Variator Weights (x6) Doppler 18x14mm
Article no.: GEWDOPPLER_18x14

Variator Weights (x6) Doppler 18x14mm

from 8,00 €
In stock
MotoForce
Drive Belt Motoforce Kymco Agility
Article no.: MF72.00013

Drive Belt Motoforce Kymco Agility

29,50 €
In stock soon
RRP
30,00 €
-2% Discount
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 soon
MotoForce
Drive Belt Motoforce Piaggio MP3 400
Article no.: MF72.00014

Drive Belt Motoforce Piaggio MP3 400

71,00 €
In stock soon
Piaggio
Variator Fanwheel plastic Piaggio NRG / Typhoon after 1998
Article no.: OE-PIA845611
2

Variator Fanwheel plastic Piaggio NRG / Typhoon after 1998

4,90 €
In stock soon
5,00 €
-2% Discount
Piaggio
Front Pulley Piaggio NRG / Typhoon after 1998
Article no.: OE-PIA479561

Front Pulley Piaggio NRG / Typhoon after 1998

22,50 €
In stock soon
Bando
V-belt Yamaha Xmax 125cc 2006 - 2020 (905x21,9x9x5mm - 28°)
Article no.: L-SP150184

V-belt Yamaha Xmax 125cc 2006 - 2020 (905x21,9x9x5mm - 28°)

44,50 €
In stock soon
Malossi
CVT Malossi Multivar 2000 Yamaha Xmax 125 Euro 5
Article no.: M5119095

CVT Malossi Multivar 2000 Yamaha Xmax 125 Euro 5

140,00 €
In stock soon
RRP
148,00 €
-5% Discount
Malossi
CVT Malossi Multivar 2000 Piaggio MP3 / Vespa LX 125-150cc
Article no.: M5111397
1

CVT Malossi Multivar 2000 Piaggio MP3 / Vespa LX 125-150cc

135,00 €
In stock soon
RRP
148,00 €
-9% Discount
MotoForce Racing
CVT Kit + Clutch MotoForce Racing Piaggio short after 1998
Article no.: MF75.14018

CVT Kit + Clutch MotoForce Racing Piaggio short after 1998

169,54 €
Currently not in stock
173,00 €
-2% Set-Rabatt
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 €
Currently not in stock
RRP
233,00 €
-13% Discount
Standard Parts
Variator Weight Tuning Kit 19x15mm x6
Article no.: MF56.19000

Variator Weight Tuning Kit 19x15mm x6

33,50 €
Currently not in stock
Polini
CVT Variator Polini Hi-Speed Yamaha Xmax 300cc
Article no.: U241.741

CVT Variator Polini Hi-Speed Yamaha Xmax 300cc

208,00 €
Currently not in stock
RRP
245,00 €
-15% 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 €
Currently not in stock
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 €
Currently not in stock
Standard Parts
CVT Variator + Fan Wheel / Pulley GY6 125/150cc 152/157QMI/J
Article no.: GY14207

CVT Variator + Fan Wheel / Pulley GY6 125/150cc 152/157QMI/J

21,50 €
Currently not in stock
Standard Parts
CVT Kymco KXR / MXU / Maxxer 250/300 / Dink (B&W) 250
Article no.: IP35529

CVT Kymco KXR / MXU / Maxxer 250/300 / Dink (B&W) 250

68,50 €
Currently not in stock
Standard Parts
Half Pulley / Fan Wheel Piaggio 125-150cc (Leader)
Article no.: IP32439

Half Pulley / Fan Wheel Piaggio 125-150cc (Leader)

38,50 €
Currently not 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 €
Currently not 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 €
Currently not in stock
Naraku
Variator Sliders (x3) Naraku Maxi Speed GY6 125 / Kymco AC
Article no.: NK901.03

Variator Sliders (x3) Naraku Maxi Speed GY6 125 / Kymco AC

5,00 €
Currently not in stock
Polini
CVT Polini Maxi Hi-Speed Evolution Piaggio Medley 125 / 150cc
Article no.: U241.733

CVT Polini Maxi Hi-Speed Evolution Piaggio Medley 125 / 150cc

143,00 €
Currently not in stock
RRP
169,00 €
-15% Discount
GY6
Drive Belt 743x20x30mm GY6 125/150cc (152QMI)
Article no.: OE-QMI13978

Drive Belt 743x20x30mm GY6 125/150cc (152QMI)

11,50 €
Currently not 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 €
Currently not in stock
Polini
Drive Belt Polini Evo Piaggio before 1998 short
Article no.: U248.031

Drive Belt Polini Evo Piaggio before 1998 short

35,50 €
Currently not in stock
RRP
41,00 €
-13% Discount
Polini
Plastic fanwheel / pulley Polini 244.110 Piaggio
Article no.: U246.030

Plastic fanwheel / pulley Polini 244.110 Piaggio

6,50 €
Currently not in stock
RRP
7,20 €
-10% Discount
RMS
Front Pulley Piaggio Maxi / Gilera Runner 125-180
Article no.: R25902

Front Pulley Piaggio Maxi / Gilera Runner 125-180

51,00 €
Currently not in stock
Piaggio
Washer variator, Piaggio 125/150cc 4-stroke
Article no.: OE-PIA433391

Washer variator, Piaggio 125/150cc 4-stroke

5,00 €
Currently not in stock
Naraku
CVT Variator Naraku Maxi Speed, GY6 125-180cc
Article no.: NK900.23

CVT Variator Naraku Maxi Speed, GY6 125-180cc

108,00 €
Currently not 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 €
Currently not in stock
Naraku
Drive belt Naraku GY6 125 / 150cc 152QMI, 835x20x30mm
Article no.: NK900.72

Drive belt Naraku GY6 125 / 150cc 152QMI, 835x20x30mm

20,00 €
Currently not in stock
Naraku
Drive belt Naraku Adly/HerChee, 17x878mm
Article no.: NK901.00

Drive belt Naraku Adly/HerChee, 17x878mm

24,00 €
Currently not 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

66,50 €
Currently not in stock
RRP
68,00 €
-2% Discount
Malossi
Drive Belt Malossi X K Belt Yamaha Majesty 125 - 180
Article no.: M6116101

Drive Belt Malossi X K Belt Yamaha Majesty 125 - 180

66,00 €
Currently not in stock
RRP
68,00 €
-3% Discount
Piaggio
Pulley Vespa LX / S 125 - 150cc Piaggio
Article no.: OE-PIA876921

Pulley Vespa LX / S 125 - 150cc Piaggio

20,00 €
Currently not in stock
Piaggio
Pulley Vespa GTS / GTV 250 - 300cc Piaggio
Article no.: OE-PIA840193

Pulley Vespa GTS / GTV 250 - 300cc Piaggio

24,00 €
Currently not 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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