Sears lawn tractors
Sears ST/16 917.25740
The Sears ST/16 is a garden tractor built by Roper and distributed by Sears from 1973 to 1976. It features a 16 hp Techumseh OH160 453cc 1-cylinder air-cooled gasoline engine, a 6-speed belt-driven transmission with 6 forward and 2 reverse gears, and two-wheel drive with manual steering. The tractor has an open operator station and optional Sears 3-point hitch. It includes a mid PTO with manual clutch. Dimensions include a 43.5 inch wheelbase, 66 inch length, 36.5 inch width, and 40 inch height, weighing 670 lbs. Tires are 16x5.50 front and 23x9.50 rear. Attachments available include 42" and 48" mid-mount mower decks, a 46" blade, 39" snow blower, and a front-end loader. The serial number is located on the plate behind the gear shift lever.
Power-
Founded-
ModelST/16
Technical Specifications
Detailed specifications and technical data for Sears ST/16 917.25740
Tires
| Rear tire | 23x9.50 |
|---|---|
| Front tire | 16x5.50 |
Engine
| Type | gasoline |
|---|---|
| Model | Techumseh OH160 |
| Cooling | air-cooled horizontal-shaft |
| Starter | electric |
| Cylinders | 1-cylinder |
| Bore/Stroke | 3.50x2.875 inches (89 x 73 mm) |
| Displacement | 453 cc (27.66 ci) |
| Power (gross) | 16 hp (11.9 kW) |
| Sparkplug gap | 0.030 inches (0.762 mm) |
| Starter volts | 12 |
| Oil change interval | 25 h |
| Intake valve clearance | 0.005 inches (0.127 mm) |
| Exhaust valve clearance | 0.010 inches (0.254 mm) |
Dimensions
| Width | 36.5 inches (92 cm) |
|---|---|
| Height | 40 inches (101 cm) |
| Length | 66 inches (167 cm) |
| Wheelbase | 43.5 inches (110 cm) |
| Shipping weight | 670 lbs (303 kg) |
Electrical
| Ground | negative |
|---|---|
| Battery volts | 12 |
Production
| Type | Garden tractor |
|---|---|
| Distributor | Sears |
| Manufacturer | Roper |
| Original price | $1,017 |
| Years produced | 1973 - 1976 |
References
| Books | Lawn and Garden Tractors published in 1973, by Sears,Lawn and Garden Tractors published in 1974, by Sears,Suburban, Farm and Ranch Catalog published in 1973, by Sears |
|---|---|
| Owners manual | 917.25740 (2808R-19-2.73) published in 1973 |
Attachments
| 46" Blade | Sears 917.253330, front-mount, 46 inches width (116 cm), 17.5 inches height (44 cm), 117 lbs (53 kg), manual-lift, manual-angle |
|---|---|
| 39" Snow blower | Sears 917.253350, 39 inches width (99 cm), single-stage, front-mount, manual-lift, 177 lbs (80 kg) |
| 100.26230 Loader | 500 lbs lift (full at pin) (226 kg), 79 inches height (at pin) (200 cm), weight: 320 lbs (145 kg) |
| 42" mid-mount mower deck | Sears 917.25325, 42 inches (106 cm), 3-blade, manual lift, right-discharge, Cut height: 1.5 to 4.5 inch (3 to 11 cm), 169 lbs (76 kg) |
| 48" mid-mount mower deck | Sears 917.25326, 48 inches (121 cm), 3-blade, manual lift, right-discharge, Cut height: 1.5 to 4.5 inch (3 to 11 cm), 182 lbs (82 kg) |
Transmission
| Type | belt-driven gear |
|---|---|
| Gears | 6 forward and 2 reverse |
| Details | Three gears (1-3) plus reverse (R) with two ranges (low and high) |
Tractor hitch
| Type | Sears 3-Point Optional |
|---|
Steering and Drive
| Drive | Two-wheel drive |
|---|---|
| Steering | Manual steering |
| Operator station | Open operator station |
Power Take-off (PTO)
| Type | independent |
|---|---|
| Clutch | manual |
| Location | Mid PTO |
Serial Number Location
| Location | Serial number on the plate behind the gear shift lever. |
|---|
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