Specifications

Final drive
Reduction ratio Standard Optional
K75S 3.20 : 1 (32/10 T) 3.09 : 1 (34/11 T)
All other 75 models 3.20 : 1 (32/10 T) 3.36 : 1 (37/11 T)
K100RS 2.82 : 1 (31/11 T) 2.91 : 1 (32/11 T)
All other 100 models 2.91 : 1 (32/11 T) 3.00 : 1 (33/11 T)
Tooth backlash 0.070 - 0.100 mm (0.0020 - 0.0039 in)
Crownwheel taper roller bearing preload:
Tolerance 0.050 - 0.100 mm (0.0020 - 0.0039 in)
Approximate equivalent, expressed in friction values 600 - 1600 N (134.89 - 359.69 lbf)
Final drive lubrication
Recommended oil Good quality hypoid gear oil of API class GL-5 or to specification MIL-L-2105 B or C
Viscosity:
Above 5°C (41°F) SAE 90
Below 5°C (41°F) SAE 80
Alternatively SAE 80W90
Capacity 260cc (0.46 Imp, 0.28 US qt)
Rear suspension
Travel 110 mm (4.33 in)
Spring free length:
K75S N/Av
All other 75 models 271 - 277 mm (10.6693 - 10.9055 in)
100 models - except K100LT 265 - 269 mm (10.4331 - 10.5905 in)
Spring wire diameter:
75 models 9.00 mm (0.3543 in)
100 models - except K100LT 9.86 mm (0.3882 in)
Torque wrench settings 75 models 100 models
Component Nm lbf ft Nm lbf ft
Swinging arm fixed pivot stub retaining screws 9 ± 1 6.5 ± 0.5 N/Av N/Av
Swinging arm adjustable pivot stub 7.3 ± 0.5 5.4 ± 0.4 7 5
Swinging arm adjustable pivot stub locknut 41 ± 3 30 ± 2 45 33
Final drive case/swinging arm bolts 40 ± 3 29 ± 2 40 29.5
Suspension unit mountings 51 ± 3 37.5 ± 2 58 43
Final drive pinion retaining nut 200 ± 20 148 ± 15 200 ± 14 148 ± 10
Drive pinion assembly/drive case retaining threaded ring 118 ± 12 87 ± 9 118 ± 11.8 87 ± 9
Final drive case cover screws or bolts 21 ± 2 15.5 ± 1.5 21 ± 1.4 15.5 ± 1
Speedometer impulse transmitter retaining screw 2.5 2 2.5 2
Final drive case oil filler plug 20 ± 2 15 ± 1.5 20 15
Final drive case oil drain plug 25 ± 3 18.5 ± 2 25.5 19

 

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