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 (180°), 30205 (RGS, Corsa, SFC 1000)
25X52X15mm ( 25X52X16,50mm)
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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