LAVERDAMANIA

Bearings:


- Bearings type (1000):

Crankshaft - LHS

NJ 307/C3

35X80X21mm

Crankshaft - RHS

6307 NR/C3

35X80X21mm

Crankshaft - Central

NF 207/C3 (X2)

35X72X17mm

Crankshaft - End of LHS

NKI 20/16

20X32X16mm

Crankshaft - End of LHS (LHS ignition)

NJ204 / C3

 

Crankshaft - End of RHS

16006/C3

30X55X9mm

Starter wheel

16007/C3 (or HK 3016 with LHS ignition)

35X62X9mm

Clutch house cages

HK

22X28X16mm

Main shaft - End of LHS

NK 22/16

22X30X16mm

Main shaft -special bearing

63/28 NR/C3

28X68X18mm

Mainshaft - RHS special bearing

63/32 NR/C3

32X75X20mm

Layshaft - LHS roller bearing

NJ 304/C3

20X52X15mm

Layshaft - RHS roller bearing

NJ 303/C3

17X47X14mm

1rst gear shaft (since engine n° 3707)

Type K

20X24X17mm

Steering (upper)

6205 - 2RS

25X52X15mm

Steering (down)

30205

25X52X16,50mm

Swinging arm (since 1976 on light alloy wheels)

HK

25X32X38mm (X2)

Front wheel

6004 - 2RS 1

20X42X12mm (X2)

Rear wheel

6303 - 2RSJ

17X47X14mm (X2)

Sprocket plate (drum brake)

6205 - 2RS

25X52X15mm (X2)

Sprocket plate (disc brake)

6004 - 2RS (1rst model)
6204 - 2RS (2nd model)

20X42X12mm
20X47X14mm

* Note concerning the wrong bearing batches in 1979:

In 1979, like described in the "1000" chapter of this site, some bikes had been equipped with a wrong batch of bearings, meaning failures and broken engines.
Here are the serial number of these bikes:

1000:
- From the serial number 6204 to 6594
- From the serial number 6598 to 6603

1200:
- From the serial number 1519 to 1566
- From the serial number 1833 to 2533

- Bearings type (750):

Crankshaft-RHS

6307 NR/C 3

35X80X21 mm

Crankshaft-LHS

HJ 307/C 3

35X80X21 mm

Crankshaft - Central

NF 207/C 3

35X72X17 mm (X2)

Camshafts L and RHS

6204/C 3

20X47X14 mm (X4)

Crankshaft-LHS needle bearing

 

20X32X16 mm

LHS clutch needle bearing

 

22X30X16 mm

Starter wheel (needle)

 

25X32X20 mm

Main shaft -special bearing

63/22 NR/C 3

28X68X18 mm

Layshaft - special bearing

63/32 NR/C 3

32X75X20 mm

Layshaft - LHS roller bearing

NJ 304/C3

20X52X15mm

Layshaft - RHS roller bearing

NJ 303/C3

17X47X14mm

Steering (upper)

6205 - 2RS

25X52X15mm

Steering (down)

30205/J 2

25X52X16,25mm

Front wheel

6203/2 RS

17X40X12 mm

Rear wheel (Grimeca brake)

 

17X40X17,5 mm (X2)

Rear wheel (Laverda brake)

6303/2 RS

17X47X14 mm (X2)

Sprocket plate (Grimeca brake)

6204/2 RS

20X47X14 mm (X2)

Sprocket plate (Laverda brake)

6205/2 RS

25X52X15 mm (X2)

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