Transmission; Frame - MOTO GUZZI California Vintage Aquila Nera Handbuch

Transmission

58
Clutch
Twin-plate dry clutch with control lever on handlebar
(left-hand side).
Primary drive
With helical gears, 1:1.2353 (Z=17/21).
Gearbox
5-speed, front engaging, constant mesh.
Incorporated Cush drive
Control pedal on left side of machine.
Gear ratios:
1st 1:2 (Z=14/28)
2nd 1:1.3889 (Z=18/25)
3rd 1:1.0476 (Z=21/22)
4th 1:0.8696 (Z=23/20)
5th 1:0.7500 (Z=28/21)
Final drive
Cardan shaft with gears
Ratio: 1:4,125 (Z=8/33)
Overall gear ratios (engine-wheel)
1st gear = 1:10,1912
2nd gear = 1: 7,0772
3rd gear = 1: 5,3382
4th gear = 1: 4,4309
5th gear = 1: 3,8217

Frame

High tensile stress modular duplex tubular cradle.
Suspension
Front:
Telescopic hydraulic fork with MARZOCCHI
"ø45 mm" inverted stems whose extension
and compression can be adjusted separately.
Rear:
Swinging arm with two adjustable hydraulic shock
absorbers for rebound hydraulic damping and spring
preload.
Wheels
Wheels with steel rims in the dimensions:
Front
18" x 2.50-B-40 H2 -T DOT or
18" x 2.50-B-40 H2 -TC and DOT
Rear
17" x 3.50-B-40 H2 -T DOT or
17" x 3.50-B-40 H2 -TR and DOT
Tires
Front
110/90 - B-18 - 61V
Rear
140/80 - B-17 - 69V