Replacement spring set for the Jammer tuning clutch on your Puch moped / moped with ZA50 engine and Tomos A35, A55 models.
These clutch springs can also be used for Fantic models with Minarelli V1 engine.
The pink clutch springs have a wire diameter of 1.1 mm.
With a wire diameter of 1.1 mm, the pink clutch springs are the heaviest of the available springs and are designated as stage 1.
The springs supplied with the jammer clutch are relatively hard, which means that a high engagement speed is required; this variant reduces the speed accordingly.
| Spring design | Tension spring |
| Length spring hook | 8 mm, 14 mm |
| Ø inside | 7.7 mm |
| Ø outside | 9.9 mm |
| Ø wire | 1.1 mm |
| Manufacturer | GPO |
| Area of application | Tuning |
| Material | Spring steel |
| Surface | varnished |
| Total length | 34 mm |
| Color | pink |
| Puch | E50 ZA50 (air-cooled) ZA50 (fan-cooled) |
| Tomos | |
| Fantic |
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Jammer clutch springs medium racing clutch | Puch E50
Spring design: Tension spring · Ø wire: 1.6 mm · Length spring hook: 10.8 mm · Ø outside: 11 mm · Leg length: 9.6 mm · Leg length: 13.5 mm · Manufacturer: Jammer · Material: Spring steel · Surface: varnished · Color: green · Ø inside: 7.4 mm · Total length: 37 mm · Area of application: Tuning
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Clutch Squeal in 1st Gear | Tomos A35, A55
Ø outside: 84.75 mm · Manufacturer: Jammer · Material: Aramid (colloquially known as Kevlar) · Material: Steel · Recording type: Interlocking · Number of jaws: 3 pcs · Number of springs: 3 pcs · Area of application: High End · Area of application: Performance · Area of application: Racing · Area of application: Tuning · Tomos OEM number: 227849
EUR 213.50
Jammer clutch flange version | Minarelli V1
Ø outside: 82.5 mm · Thickness: 20.3 mm · Manufacturer: Jammer · Material: Composite materials · Material: Steel · Recording type: 2-edge · Number of jaws: 3 pcs · Number of springs: 6 pcs · Area of application: Racing · Area of application: Tuning
EUR 237.20
Jammer clutch cone version | Minarelli V1
Ø outside: 82.5 mm · Thickness: 20.3 mm · Manufacturer: Jammer · Material: Composite materials · Material: Steel · Recording type: Cone mounting · Ø inside: 10.25 mm · Ø inside: 13.2 mm · Number of jaws: 3 pcs · Number of springs: 6 pcs · Area of application: Racing · Area of application: Tuning
EUR 237.20
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Slotted Clutch Plate | Puch E50
Ø outside: 92 mm · Thickness: 19.75 mm · Manufacturer: Jammer · Material: Steel · Material addition: Composite materials · Surface: burnished · Recording type: Cone mounting · Ø inside: 12.5 mm · Ø inside: 13.9 mm · Number of jaws: 3 pcs · Number of springs: 3 pcs · Area of application: Tuning · Alternative version of the Puch OEM number: 349.1.12.504.0
EUR 213.50
GPO clutch spring set Jammer clutch "Stage 2" blue
Spring design: Tension spring · Ø wire: 1.3 mm · Length spring hook: 8 mm · Ø outside: 9.9 mm · Length spring hook: 14 mm · Manufacturer: GPO · Material: Spring steel · Surface: varnished · Color: blue · Ø inside: 7.3 mm · Total length: 34 mm
EUR 14.10
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Jammer clutch 1st gear "GPO-Edition" | Puch ZA50
Manufacturer: Jammer · Recording type: Interlocking · Number of jaws: 3 pcs · Number of springs: 15 pcs · Ø outside: 83.5 mm · Thickness: 12.8 mm · Area of application: Tuning · Alternative version of the Puch OEM number: 321.1.12.620.2
EUR 225.30
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