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CVT and Drive Belts

(423 products)
Scooter Variators CVT Kits CVT Weights Drive Belts Pulleys CVT Accessories
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Bushings & Spacers CVT CVT accessories CVT cover CVT kit CVT restriction CVT sleeve CVT sliders CVT weights Kickstarter accessories Pulley Ramp plate Repair / maintenance kit V-belt Washer CVT shim Kickstart gear Kickstart washer Nut
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2Fast Airsal Aprilia Athena Bando Dayco Doppler GY6 Malossi MotoForce MotoForce Racing Naraku Peugeot Piaggio Polini RMS Stage6 Stage6 R/T Standard Parts Top Performances Yamaha
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Bando
V-Belt Bando V/S Honda SH50
Article no.: VC30899

V-Belt Bando V/S Honda SH50

33,00 €
In stock
Bando
Drive Belt Bando V/S Typ 732mm Piaggio after 1998 short
Article no.: VC31180

Drive Belt Bando V/S Typ 732mm Piaggio after 1998 short

25,00 €
In stock
Piaggio
Variator Restrictor Ring 26x20x5,5mm Piaggio
Article no.: OE-PIACM100609

Variator Restrictor Ring 26x20x5,5mm Piaggio

2,10 €
In stock
Piaggio
Variator Restrictor Ring 26x20x4mm Piaggio
Article no.: OE-PIACM100606

Variator Restrictor Ring 26x20x4mm Piaggio

2,20 €
In stock
Piaggio
Variator Restrictor Ring 26x20x3mm Piaggio
Article no.: OE-PIACM100604

Variator Restrictor Ring 26x20x3mm Piaggio

2,00 €
In stock
Piaggio
Variator Ramp Plate Piaggio after '99
Article no.: OE-PIA480227

Variator Ramp Plate Piaggio after '99

10,00 €
In stock
Piaggio
Variator Slider Piaggio (x1)
Article no.: OE-PIA289931

Variator Slider Piaggio (x1)

1,00 €
In stock
Peugeot
Variator Slider Peugeot vertical (x1)
Article no.: OE-PEU802413

Variator Slider Peugeot vertical (x1)

2,60 €
In stock
3,00 €
-13% Discount
Peugeot
Drive Belt Peugeot/SYM 4-stroke
Article no.: OE-PEU801616

Drive Belt Peugeot/SYM 4-stroke

46,00 €
In stock
Sale
Peugeot
Variator Sleeve Peugeot 4-stroke Django / Kisbee after `18
Article no.: OE-PEU792327

Variator Sleeve Peugeot 4-stroke Django / Kisbee after `18

4,20 €
In stock
RRP
10,50 €
-60% Discount
Peugeot
Bushing 14x18x21,5mm Peugeot
Article no.: OE-PEU779638
1

Bushing 14x18x21,5mm Peugeot

1,60 €
In stock
Peugeot
Variator Ramp Plate Peugeot horizontal
Article no.: OE-PEU732744

Variator Ramp Plate Peugeot horizontal

15,00 €
In stock
Yamaha
Variator Restrictor Ring 18x23,5x6,5mm Minarelli
Article no.: OE-MIN5PEE76540000

Variator Restrictor Ring 18x23,5x6,5mm Minarelli

8,10 €
In stock
Yamaha
Front Pulley Minarelli 4-stroke
Article no.: OE-MIN5C3E76110000

Front Pulley Minarelli 4-stroke

18,00 €
In stock
Top Performances
Front Pulley / Fan Wheel Top Performances Minarelli
Article no.: TPL04056

Front Pulley / Fan Wheel Top Performances Minarelli

8,00 €
In stock
RRP
12,00 €
-33% Discount
Sale
Standard Parts
Drive Belt Bando Sym 50 Orbit 2
Article no.: CGN484336

Drive Belt Bando Sym 50 Orbit 2

28,50 €
In stock
29,50 €
-3% Discount
Standard Parts
Drive Belt Bando Sym 50 Jet
Article no.: CGN478105

Drive Belt Bando Sym 50 Jet

25,00 €
In stock
Standard Parts
Drive Belt Bando Peugeot Kisbee / Django 50cc 4-stroke
Article no.: CGN480907

Drive Belt Bando Peugeot Kisbee / Django 50cc 4-stroke

23,50 €
In stock
Polini
CVT Variator Polini Hi Speed Sym Orbit 50cc 4-stroke
Article no.: P241.754

CVT Variator Polini Hi Speed Sym Orbit 50cc 4-stroke

129,00 €
In stock
RRP
152,00 €
-15% Discount
MotoForce
CVT Sliders x3 Minarelli
Article no.: MF60.16613

CVT Sliders x3 Minarelli

2,70 €
In stock soon
RRP
2,90 €
-7% Discount
Stage6
Drive Belt Stage6 Pro Belt Piaggio after 1998 long
Article no.: S6-5914001

Drive Belt Stage6 Pro Belt Piaggio after 1998 long

26,00 €
In stock soon
RRP
28,00 €
-7% Discount
Stage6
Drive Belt Stage6 Pro Belt Peugeot scooters
Article no.: S6-5917509
7

Drive Belt Stage6 Pro Belt Peugeot scooters

26,00 €
In stock soon
RRP
28,00 €
-7% Discount
Stage6 R/T
CVT Variator Oversize Stage6 R/T Piaggio
Article no.: S6-5614039

CVT Variator Oversize Stage6 R/T Piaggio

129,00 €
In stock soon
RRP
143,00 €
-10% Discount
Malossi
Drive Belt Malossi X-Special Belt Piaggio after 1998 long
Article no.: M6116889

Drive Belt Malossi X-Special Belt Piaggio after 1998 long

52,00 €
In stock soon
Malossi
Drive Belt Malossi X-Special Belt Suzuki Katana / Aprilia Scarabeo
Article no.: M6116844

Drive Belt Malossi X-Special Belt Suzuki Katana / Aprilia Scarabeo

31,00 €
In stock soon
RRP
32,00 €
-3% Discount
Malossi
Drive Belt Malossi X K Belt Overrange Piaggio Zip / Vespa
Article no.: M6115104

Drive Belt Malossi X K Belt Overrange Piaggio Zip / Vespa

59,50 €
In stock soon
RRP
63,00 €
-6% Discount
Malossi
Drive Belt Malossi X K Belt Kymco 4T Euro 2
Article no.: M6113501

Drive Belt Malossi X K Belt Kymco 4T Euro 2

34,00 €
In stock soon
RRP
35,00 €
-3% Discount
Malossi
Drive Belt Malossi X K Belt Honda Vision 50 4T
Article no.: M6116671

Drive Belt Malossi X K Belt Honda Vision 50 4T

41,00 €
In stock soon
RRP
42,00 €
-2% Discount
Malossi
CVT Kit Malossi MHR Overrange Piaggio before 2011
Article no.: M6118835

CVT Kit Malossi MHR Overrange Piaggio before 2011

310,00 €
In stock soon
RRP
375,00 €
-17% Discount
Malossi
Drive Belt Malossi X-Special Belt Piaggio before 1998 long
Article no.: M619832

Drive Belt Malossi X-Special Belt Piaggio before 1998 long

29,00 €
In stock soon
Malossi
Drive Belt Malossi X-Special Belt Piaggio before 1998 short
Article no.: M619829

Drive Belt Malossi X-Special Belt Piaggio before 1998 short

28,50 €
In stock soon
Malossi
Drive Belt Malossi X K Belt Suzuki Katana LC before 1999
Article no.: M619591

Drive Belt Malossi X K Belt Suzuki Katana LC before 1999

30,50 €
In stock soon
RRP
31,00 €
-2% Discount
Malossi
Drive Belt Malossi X K Belt Italjet Formula / Malaguti Ciak 100
Article no.: M618779

Drive Belt Malossi X K Belt Italjet Formula / Malaguti Ciak 100

43,50 €
In stock soon
Malossi
Drive Belt Malossi X K Belt Piaggio Sfera / Zip 1991 – 1994
Article no.: M617229

Drive Belt Malossi X K Belt Piaggio Sfera / Zip 1991 – 1994

29,50 €
In stock soon
RRP
31,00 €
-5% Discount
Malossi
CVT Variator Malossi Multivar Peugeot SV / Honda X8R
Article no.: M517117

CVT Variator Malossi Multivar Peugeot SV / Honda X8R

78,50 €
In stock soon
RRP
82,00 €
-4% Discount
Standard Parts
CVT Variator Piaggio before 1998
Article no.: L-SP3702

CVT Variator Piaggio before 1998

23,00 €
In stock soon
Airsal
CVT Small Parts Airsal 16mm for Airsal crankshaft 45mm
Article no.: C35073350

CVT Small Parts Airsal 16mm for Airsal crankshaft 45mm

33,00 €
In stock soon
MotoForce
CVT Kit with drive belt Peugeot horizontal
Article no.: MF75.17508

CVT Kit with drive belt Peugeot horizontal

49,68 €
Currently not in stock
55,20 €
-10% Set-Rabatt
MotoForce
Drive Belt Morini
Article no.: MF72.00004

Drive Belt Morini

14,50 €
Currently not in stock
Stage6
CVT Kit with clutch Stage6 Sport Pro Piaggio Zip / Vespa before 2000
Article no.: S6-5814017

CVT Kit with clutch Stage6 Sport Pro Piaggio Zip / Vespa before 2000

161,00 €
Currently not in stock
175,00 €
-8% Set-Rabatt
Stage6
CVT Kit with clutch Stage6 Sport Pro Piaggio Zip / Vespa after 2000
Article no.: S6-5814016

CVT Kit with clutch Stage6 Sport Pro Piaggio Zip / Vespa after 2000

161,00 €
Currently not in stock
175,00 €
-8% Set-Rabatt
Stage6
CVT Kit with clutch Stage6 Sport Pro Piaggio / Gilera long before 1998
Article no.: S6-5814015

CVT Kit with clutch Stage6 Sport Pro Piaggio / Gilera long before 1998

166,52 €
Currently not in stock
181,00 €
-8% Set-Rabatt
Stage6
CVT Kit with clutch Stage6 Sport Pro Piaggio NRG / Typhoon after 1998
Article no.: S6-5814014

CVT Kit with clutch Stage6 Sport Pro Piaggio NRG / Typhoon after 1998

166,52 €
Currently not in stock
181,00 €
-8% Set-Rabatt
Stage6
CVT / Clutch Stage6 Sport Pro Minarelli short / Jog
Article no.: S6-5816610

CVT / Clutch Stage6 Sport Pro Minarelli short / Jog

162,84 €
Currently not in stock
177,00 €
-8% Set-Rabatt
Stage6 R/T
Drive Kit CVT / Clutch Stage6 R/T Oversize XL Piaggio short
Article no.: S6-5614007

Drive Kit CVT / Clutch Stage6 R/T Oversize XL Piaggio short

677,70 €
Currently not in stock
753,00 €
-10% Set-Rabatt
Stage6 R/T
Drive Kit CVT / Clutch Stage6 R/T Oversize XL Piaggio long
Article no.: S6-5614006

Drive Kit CVT / Clutch Stage6 R/T Oversize XL Piaggio long

678,60 €
Currently not in stock
754,00 €
-10% Set-Rabatt
Malossi
CVT Variator Malossi MHR Multivar Suzuki Katana (after 1999)
Article no.: M5111298

CVT Variator Malossi MHR Multivar Suzuki Katana (after 1999)

85,00 €
Currently not in stock
RRP
87,00 €
-2% Discount
Naraku
CVT Sleeve Naraku Speed-Up Kit 20x38mm GY6 / Kymco 2T / 4T
Article no.: NK800.04

CVT Sleeve Naraku Speed-Up Kit 20x38mm GY6 / Kymco 2T / 4T

9,00 €
Currently not in stock
Naraku
Variator Sleeve Naraku Speed-Up Kit 16mm – 21x37mm CP
Article no.: NK800.06

Variator Sleeve Naraku Speed-Up Kit 16mm – 21x37mm CP

6,50 €
Currently not in stock
Polini
CVT Variator Polini Hi Speed Peugeot / Sym 50cc 4T
Article no.: U241.704

CVT Variator Polini Hi Speed Peugeot / Sym 50cc 4T

73,00 €
Currently not in stock
RRP
86,00 €
-15% Discount
GY6
Static pulley GY6 type 139QMB / 139QMA, Kymco 4-stroke
Article no.: OE-GY6BT12018

Static pulley GY6 type 139QMB / 139QMA, Kymco 4-stroke

8,90 €
Currently not in stock
Polini
Fanwheel Polini Air Speed Piaggio / Minarelli
Article no.: U246.032

Fanwheel Polini Air Speed Piaggio / Minarelli

9,40 €
Currently not in stock
RRP
10,00 €
-6% 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
Top Performances
CVT Kit Top Performances TPR GP Piaggio short new
Article no.: T9931260

CVT Kit Top Performances TPR GP Piaggio short new

90,00 €
Currently not in stock
Naraku
V-Belt Naraku V/S Kymco Top Boy Cobra Dink Super8 4T Sym 738x18x28mm
Article no.: NK900.03

V-Belt Naraku V/S Kymco Top Boy Cobra Dink Super8 4T Sym 738x18x28mm

16,00 €
Currently not in stock
Top Performances
Transmission / CVT Kit Top Performances TPR Piaggio long
Article no.: T9931300

Transmission / CVT Kit Top Performances TPR Piaggio long

92,50 €
Currently not in stock
RRP
100,00 €
-8% Discount
Naraku
Variator Sleeve Naraku Kymco / Sym
Article no.: NK800.01

Variator Sleeve Naraku Kymco / Sym

7,50 €
Currently not in stock
MotoForce Racing
CVT Kit 729mm MotoForce Racing GY6 12 inch
Article no.: MF75.13912

CVT Kit 729mm MotoForce Racing GY6 12 inch

55,86 €
Currently not in stock
57,00 €
-2% Set-Rabatt
MotoForce Racing
CVT Kit MotoForce Racing Peugeot horizontal
Article no.: MF75.17511

CVT Kit MotoForce Racing Peugeot horizontal

57,04 €
Currently not in stock
58,20 €
-2% Set-Rabatt
Polini
CVT Sleeve Polini 13x22x49 DLC coated
Article no.: P935.102

CVT Sleeve Polini 13x22x49 DLC coated

26,00 €
Currently not in stock
RRP
29,00 €
-10% Discount
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Scooter CVT

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 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 based on engine speed. Although systems 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).

Note: 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.

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.

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

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

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 an increased diameter (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, or Stage6, 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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