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CVT and Drive Belts

(302 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 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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Standard Parts
Variator Ramp Plate GY6 125/150cc
Article no.: GY20911

Variator Ramp Plate GY6 125/150cc

3,40 €
Currently not in stock
Naraku
CVT Variator Naraku Racing Majesty 250cc (5GM/5SJ) / Linhai
Article no.: NK901.15

CVT Variator Naraku Racing Majesty 250cc (5GM/5SJ) / Linhai

107,00 €
Currently not in stock
Kubler
Pulley Kubler Vespa ET4 / LX 125 - 200cc
Article no.: KBR10004

Pulley Kubler Vespa ET4 / LX 125 - 200cc

167,00 €
Currently not in stock
RMS
CVT Variator RMS Vespa ET4 / LX 125cc
Article no.: R100320190

CVT Variator RMS Vespa ET4 / LX 125cc

49,00 €
Currently not in stock
RMS
CVT Variator RMS Vespa ET4 / LX 150cc
Article no.: R100320180

CVT Variator RMS Vespa ET4 / LX 150cc

49,50 €
Currently not in stock
Polini
Internal Spring D.40mm for Polini Maxi Hi-Speed variator
Article no.: P246.051

Internal Spring D.40mm for Polini Maxi Hi-Speed variator

6,80 €
Currently not in stock
RRP
7,70 €
-12% Discount
Polini
Rear Pulley Guide Pins Polini Yamaha T-Max 2001-2016
Article no.: P242.049

Rear Pulley Guide Pins Polini Yamaha T-Max 2001-2016

9,30 €
Currently not in stock
RRP
11,00 €
-15% Discount
Polini
CVT Polini Hi-Speed Yamaha T-Max 500 2008/2011
Article no.: P241.714

CVT Polini Hi-Speed Yamaha T-Max 500 2008/2011

184,00 €
Currently not in stock
RRP
212,00 €
-13% Discount
Naraku
CVT Naraku Maxi-Speed Piaggio Fly / Liberty / Vespa Primavera / Sprint / LX / S 125i / 150i 3V
Article no.: NK900.32

CVT Naraku Maxi-Speed Piaggio Fly / Liberty / Vespa Primavera / Sprint / LX / S 125i / 150i 3V

139,00 €
Currently not in stock
RRP
152,45 €
-9% Discount
Polini
CVT Variator Maxi Hi-Speed Polini Yamaha Majesty S / Smax / Xenter 125i - 160ie
Article no.: P241.724

CVT Variator Maxi Hi-Speed Polini Yamaha Majesty S / Smax / Xenter 125i - 160ie

140,00 €
Currently not in stock
RRP
165,00 €
-15% Discount
Polini
CVT Variator Maxi Hi-Speed Polini SYM Cruisym 125 Euro 4 after 2018
Article no.: P241.743

CVT Variator Maxi Hi-Speed Polini SYM Cruisym 125 Euro 4 after 2018

128,00 €
Currently not in stock
RRP
151,00 €
-15% Discount
Polini
CVT Variator Maxi Hi-Speed Polini Kymco X-Citing 500
Article no.: P241.637

CVT Variator Maxi Hi-Speed Polini Kymco X-Citing 500

209,00 €
Currently not in stock
RRP
247,00 €
-15% Discount
Polini
CVT Variator Maxi Hi-Speed Polini Kymco People / X-Citing 300
Article no.: P241.667

CVT Variator Maxi Hi-Speed Polini Kymco People / X-Citing 300

147,00 €
Currently not in stock
RRP
173,00 €
-15% Discount
Polini
CVT Variator Maxi Hi-Speed Polini Kymco Agility 300i Euro 4
Article no.: P241.756

CVT Variator Maxi Hi-Speed Polini Kymco Agility 300i Euro 4

141,00 €
Currently not in stock
RRP
167,00 €
-16% Discount
Polini
CVT Variator Maxi Hi-Speed Polini BMW C600 Sport / C650 GT
Article no.: P241.709

CVT Variator Maxi Hi-Speed Polini BMW C600 Sport / C650 GT

242,00 €
Currently not in stock
RRP
285,00 €
-15% Discount
Polini
Variator Pulley / Fan Wheel Polini Air Speed Honda SH I 300cc
Article no.: U244.121

Variator Pulley / Fan Wheel Polini Air Speed Honda SH I 300cc

41,50 €
Currently not in stock
RRP
45,00 €
-8% Discount
Polini
CVT Variator Polini Maxi Hi-Speed Sym Symphony 125 / 150
Article no.: P241.723

CVT Variator Polini Maxi Hi-Speed Sym Symphony 125 / 150

128,00 €
Currently not in stock
RRP
151,00 €
-15% Discount
Polini
CVT Variator Polini Maxi Hi-Speed Sym Joymax, Criusym 300 / TGB X-Motion 250
Article no.: P241.742

CVT Variator Polini Maxi Hi-Speed Sym Joymax, Criusym 300 / TGB X-Motion 250

157,00 €
Currently not in stock
RRP
185,00 €
-15% Discount
Polini
Drive Belt Evolution Aramid Yamaha Xenter 125 / 150 ab 2011
Article no.: P248.110

Drive Belt Evolution Aramid Yamaha Xenter 125 / 150 ab 2011

61,00 €
Currently not in stock
RRP
72,00 €
-15% Discount
Polini
Drive Belt Evolution Aramid Yamaha Tricity Euro 3 2014-2015
Article no.: P248.111

Drive Belt Evolution Aramid Yamaha Tricity Euro 3 2014-2015

64,00 €
Currently not in stock
RRP
75,00 €
-15% Discount
Polini
Drive Belt Evolution Aramid Yamaha BW's / Zuma 125i 4-stroke
Article no.: P248.112

Drive Belt Evolution Aramid Yamaha BW's / Zuma 125i 4-stroke

47,00 €
Currently not in stock
RRP
55,00 €
-15% Discount
Polini
Drive Belt Evolution Aramid Sym Joyride / Joymax / GTS 125cc
Article no.: P248.098

Drive Belt Evolution Aramid Sym Joyride / Joymax / GTS 125cc

41,00 €
Currently not in stock
RRP
48,00 €
-15% Discount
Polini
Drive Belt Evolution Aramid Sym HD 200
Article no.: P248.075

Drive Belt Evolution Aramid Sym HD 200

58,00 €
Currently not in stock
RRP
68,00 €
-15% Discount
Polini
Drive Belt Evolution Aramid Sym GTS / RV / Joymax 250
Article no.: P248.100

Drive Belt Evolution Aramid Sym GTS / RV / Joymax 250

52,00 €
Currently not in stock
RRP
61,00 €
-15% Discount
Polini
Drive Belt Evolution Aramid Kymco Agility / Movie / People 125
Article no.: P248.071

Drive Belt Evolution Aramid Kymco Agility / Movie / People 125

41,00 €
Currently not in stock
RRP
48,00 €
-15% Discount
Polini
Drive Belt Evolution Aramid Honda SH 300
Article no.: P248.070

Drive Belt Evolution Aramid Honda SH 300

118,00 €
Currently not in stock
RRP
139,00 €
-15% Discount
Polini
Drive Belt Evolution Aramid Honda SH / Dylan / PS/ S-Wing 125cc bis 2012
Article no.: P248.047

Drive Belt Evolution Aramid Honda SH / Dylan / PS/ S-Wing 125cc bis 2012

69,00 €
Currently not in stock
RRP
81,00 €
-15% Discount
Polini
Drive Belt Evolution Aramid Honda SH 125 / 150 Euro 5
Article no.: P248.133

Drive Belt Evolution Aramid Honda SH 125 / 150 Euro 5

77,00 €
Currently not in stock
RRP
91,00 €
-15% Discount
Polini
Drive Belt Polini Original Honda PCX 125 Euro 3 2015 - 2017
Article no.: P248.126

Drive Belt Polini Original Honda PCX 125 Euro 3 2015 - 2017

41,00 €
Currently not in stock
RRP
48,00 €
-15% Discount
Polini
Drive Belt Evolution Aramid Piaggio / Vespa 250-300cc
Article no.: P248.069.1

Drive Belt Evolution Aramid Piaggio / Vespa 250-300cc

127,00 €
Currently not in stock
RRP
150,00 €
-15% Discount
Yamaha
Drive Belt secondary Yamaha Tmax 530cc after 2012
Article no.: OE-MAL59CW462400

Drive Belt secondary Yamaha Tmax 530cc after 2012

572,00 €
Currently not in stock
Dayco
Drive Belt Dayco Power Plus Honda Silver Wing 400ccm 2006-
Article no.: VC24183

Drive Belt Dayco Power Plus Honda Silver Wing 400ccm 2006-

116,00 €
Currently not in stock
Dayco
Drive Belt Dayco Suzuki Address AH 100
Article no.: VC24978

Drive Belt Dayco Suzuki Address AH 100

22,00 €
Currently not in stock
Dayco
Drive Belt Dayco Power Plus Suzuki AN Burgman 400 -2002
Article no.: VC24981

Drive Belt Dayco Power Plus Suzuki AN Burgman 400 -2002

91,50 €
Currently not in stock
Dayco
Drive Belt Dayco Power Plus Vespa / Piaggio / Malaguti / Aprilia 180-200ccm
Article no.: VC25924

Drive Belt Dayco Power Plus Vespa / Piaggio / Malaguti / Aprilia 180-200ccm

38,00 €
Currently not in stock
Dayco
V-Belt Dayco Power Plus Majesty / Leonardo / Velvet / Jupiter / Madison / Skyliner
Article no.: VC27059

V-Belt Dayco Power Plus Majesty / Leonardo / Velvet / Jupiter / Madison / Skyliner

34,00 €
Currently not in stock
Dayco
Drive Belt Dayco Aprilia Mojito / Piaggio Hexagon LX4 / Liberty 125 98-01
Article no.: VC27197

Drive Belt Dayco Aprilia Mojito / Piaggio Hexagon LX4 / Liberty 125 98-01

20,50 €
Currently not in stock
Dayco
V-Belt Dayco Power Plus Piaggio / Aprilia / Benelli / Derbi / Peugeot 250-300ccm
Article no.: VC28684

V-Belt Dayco Power Plus Piaggio / Aprilia / Benelli / Derbi / Peugeot 250-300ccm

64,50 €
Currently not in stock
Dayco
Drive Belt Dayco Power Plus SYM Euro MX / Shark 125 / 150ccm
Article no.: VC30860

Drive Belt Dayco Power Plus SYM Euro MX / Shark 125 / 150ccm

28,50 €
Currently not in stock
Dayco
V-Belt Dayco Power Plus Kymco Agility / Movie / People / Super 8 125 - 250ccm
Article no.: VC30930

V-Belt Dayco Power Plus Kymco Agility / Movie / People / Super 8 125 - 250ccm

26,00 €
Currently not in stock
Dayco
Drive Belt Dayco Power Plus Kymco X-Citing 500 / 500R
Article no.: VC30940

Drive Belt Dayco Power Plus Kymco X-Citing 500 / 500R

112,00 €
Currently not in stock
Dayco
Drive Belt Dayco Power Plus Honda / Malaguti 150ccm
Article no.: VC30908

Drive Belt Dayco Power Plus Honda / Malaguti 150ccm

38,00 €
Currently not in stock
Dayco
Drive Belt Dayco Honda Pantheon 125 / 150ccm 2-stroke 98-02
Article no.: VC30902

Drive Belt Dayco Honda Pantheon 125 / 150ccm 2-stroke 98-02

77,50 €
Currently not in stock
Dayco
Drive Belt Dayco Honda NHX Lead 110i 08-12
Article no.: VC30900

Drive Belt Dayco Honda NHX Lead 110i 08-12

17,50 €
Currently not in stock
Dayco
Drive Belt Dayco Power Plus Derbi Atlantis / Piaggio Fly / Free 100ccm 4-stroke
Article no.: VC31197

Drive Belt Dayco Power Plus Derbi Atlantis / Piaggio Fly / Free 100ccm 4-stroke

19,50 €
Currently not in stock
Dayco
V-Belt Dayco Typ 732mm Runner FXR 180
Article no.: DC32300

V-Belt Dayco Typ 732mm Runner FXR 180

14,50 €
Currently not in stock
Dayco
Drive Belt Dayco Power Plus SYM Joyride / Malaguti F18
Article no.: DC32305

Drive Belt Dayco Power Plus SYM Joyride / Malaguti F18

23,50 €
Currently not in stock
Dayco
Drive Belt Dayco Power Plus Yamaha Majesty 180ccm 03-06
Article no.: DC32307

Drive Belt Dayco Power Plus Yamaha Majesty 180ccm 03-06

33,50 €
Currently not in stock
Dayco
Drive Belt Dayco Power Plus Kymco / PGO / Daelim 180 / 250 / 300ccm
Article no.: DC32349

Drive Belt Dayco Power Plus Kymco / PGO / Daelim 180 / 250 / 300ccm

38,00 €
Currently not in stock
Dayco
Drive Belt Dayco Power Plus Peugeot Looxor 125 / 150 / Yamaha XC 150 Fly One
Article no.: DC32274

Drive Belt Dayco Power Plus Peugeot Looxor 125 / 150 / Yamaha XC 150 Fly One

28,50 €
Currently not in stock
Bando
Drive Belt Bando V/S Honda SH300i / NSS 300i
Article no.: VC24171

Drive Belt Bando V/S Honda SH300i / NSS 300i

104,00 €
Currently not in stock
Bando
Drive Belt Bando V/S Honda Piaggio Peugeot 250ccm
Article no.: VC24144

Drive Belt Bando V/S Honda Piaggio Peugeot 250ccm

43,50 €
Currently not in stock
Bando
Drive Belt Bando V/S Honda Helix / Piaggio Hexagon 250
Article no.: VC24064

Drive Belt Bando V/S Honda Helix / Piaggio Hexagon 250

50,50 €
Currently not in stock
Bando
Drive Belt Bando V/S Honda SH 100
Article no.: VC24964

Drive Belt Bando V/S Honda SH 100

29,50 €
Currently not in stock
Bando
Drive Belt Bando V/S Suzuki Burgman 200ccm 2007-
Article no.: VC24973

Drive Belt Bando V/S Suzuki Burgman 200ccm 2007-

56,50 €
Currently not in stock
Bando
Drive Belt Bando V/S Majesty / Leonardo / Velvet / Jupiter / Madison / Skyliner
Article no.: VC27057

Drive Belt Bando V/S Majesty / Leonardo / Velvet / Jupiter / Madison / Skyliner

46,00 €
Currently not in stock
Bando
Drive Belt Bando V/S Aprilia / Gilera / Piaggio / Peugeot / Malaguti 400 / 500
Article no.: VC30029

Drive Belt Bando V/S Aprilia / Gilera / Piaggio / Peugeot / Malaguti 400 / 500

123,00 €
Currently not in stock
Bando
Drive Belt Bando V/S Suzuki AN Burgman X-K2 400ccm 99-02
Article no.: VC30890

Drive Belt Bando V/S Suzuki AN Burgman X-K2 400ccm 99-02

146,00 €
Currently not in stock
Bando
V-Belt Bando V/S Honda Forza NSS 250ccm 05-07 / Aeon 350 / Benelli Zenzero 350ie / Ligier 350 / Quadro 350 D
Article no.: VC30912

V-Belt Bando V/S Honda Forza NSS 250ccm 05-07 / Aeon 350 / Benelli Zenzero 350ie / Ligier 350 / Quadro 350 D

128,00 €
Currently not in stock
Bando
Drive Belt Bando V/S Aprilia / Derbi / Malaguti / Vespa Piaggio 200ccm 4-stroke
Article no.: VC31182

Drive Belt Bando V/S Aprilia / Derbi / Malaguti / Vespa Piaggio 200ccm 4-stroke

69,00 €
Currently not in stock
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123456

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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