DF90/115/140 “K7” (’07) MODEL
17-5
FUEL & OIL
BRACKET
LOWER UNIT
REDUCTION SYSTEM
Item Unit
Data
DF140T/140WT DF140Z/140WZ
Fuel
Suzuki highly recommends that you use alcohol-free unleaded gaso-
line with a minimum pump octane rating of 87 (R/2 + M/2
method) or
91 (Research method). However, blends of unleaded gasoline and
alcohol with equivalent octane content may be used.
Engine oil
API classification SE, SF, SG, SH, SJ
Viscosity rating SAE10W-40
Engine oil amounts
L (US/lmp. qt)
5.5 (5.8/4.8) : Oil change only
5.7 (6.0/5.0) : Oil filter change
Gear oil SUZUKI Outboard Motor Gear Oil (SAE #90 hypoid gear oil)
Gearcase oil capacity ml (US/lmp. oz) 1050 (35.5/37.0)
Trim angle PTT system
Number of trim position PTT system
Maximum tilt angle degree 75
Reversing system Gear
Transmission Forward-Neutral-Reverse
Reduction system Bevel gear
Gear ratio 12 : 25 (2.083)
Drive line impact protection Spline drive rubber hub
Propeller shaft rotation (when shift into forward) clockwise counterclockwise
Propeller
✩: Aluminum propeller
★: Stainless steel propeller
Blade × Diam. (in) × Pitch (in)
✩ 3 × 13-1/2 × 15
✩ 3 × 14 × 17
✩ 3 × 14 × 19
✩ 3 × 14 × 21
✩ 3 × 14 × 23
★ 3 × 14 × 18
★ 3 × 14 × 20
★ 3 × 14 × 22
★ 3 × 14 × 24
★ 3 × 14 × 18
★ 3 × 14 × 20
★ 3 × 14 × 22
★ 3 × 14 × 24
1st reduction gear ratio
(Crankshaft drive gear: Driven gear)
29 : 36 (1.241)
2nd reduction gear ratio
(Lower unit gear)
12 : 23 (1.917)
Total reduction gear ratio
2.379 (36/29 × 23/12)
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