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Gravely 8123-G

The Gravely 8123-G is a tractor produced by Gravely Lawn Tractors. The listed engine power is Gasoline (gross): 12 hp / 8.9 kW. Transmission: 8 forward and 4 reverse. Operating weight: 835 lbs 378 kg.

Engine Power
Gasoline (gross): 12 hp / 8.9 kW
Fuel & Capacities
5.3 gal 20.1 L
Transmission
8 forward and 4 reverse
Operating Weight
835 lbs 378 kg

Overview

Gravely 8123-G tractor photo
1986 8000-G SeriesGarden tractor 8000-G Series Garden tractor
Production
Manufacturer
Gravely (a part of Ariens)
Garden tractor
Gravely 8123-G Engine
12HP Kohler 1-cyl gasoline
Engine details ...
Gravely 8123-G Transmission
8-speed gear
Transmission details ...
Mechanical
Two-wheel drive
Manual steering
Mechanical band brakes
Open operator station.
Capacity
Fuel
5.3 gal 20.1 L
Hydraulic system
0.25 gal 0.9 L
Hydraulics
Capacity
0.25 gal 0.9 L
Oil type
ATF Dextron II
ATF Dextron II
ATF Dextron II
Power Take-off (PTO)
Mid PTO
independent
Dimensions & Tires
Wheelbase
52.25 inches 132 cm
Weight
835 to 885 pounds
Front tire
16x6.50-8
Rear tire
23x8.50-12
Full dimensions and tires ...
Electrical
Ground
negative
Battery volts
12
Battery AH
42
Battery Group
BCI 22F
References
8123-G references literature
Riding Tractors published in 1986, by Gravely

Engine

Engine Detail — Gasoline

Manufacturer
Kohler
Fuel Type
Gasoline
Configuration
1-cylinder, air-cooled horizontal-shaft
Power (gross)
12 hp 8.9 kW
Starter
electric
Starter volts
12

Transmission

Transmission — 8 forward and 4 reverse shaft-driven gear

Type
shaft-driven gear
Gears
8 forward and 4 reverse
Oil capacity
6 qts 5.7 L
Oil type
10W-40 SC
Four gears (1-4) in two ranges (low-high) with forward/reverse clutches. The directional clutch must be in neutral to shift gears or ranges.
8123-G shaft-driven gear speeds
10W-40 SC

Dimensions

Gravely 8123-G Tires
Lawn/turf front
16x6.50-8
Lawn/turf rear
23x8.50-12
Dimensions
Wheelbase
52.25 inches 132 cm
Length
82 inches 208 cm
Width
41.5 inches 105 cm
Height
46 inches 116 cm
Weight
835 lbs 378 kg
Shipping weight
885 lbs 401 kg
5-bolt flange rear axle

Attachments

Attachment overview
40" mid-mount mower deck
50" mid-mount mower deck
Snowblower
Blade
Garden tractors are capable of using tillers, plows, or other ground-engaging attachments. TractorData does not list details of these attachments.

Photos

Gravely 8123-G

Gravely 8123-G

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Gravely Lawn Tractors Gravely 8123-G.

Estimated Continuous Field Runtime: 8.5 hrs

Approximately 8.5 hours of continuous field operation at ~75% rated power on a full tank (5.3 gal / 20.1 L).

Estimated 75% Load Fuel Burn~0.6 gal/hr (2.4 L/hr)

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours

Gravely Lawn Tractors Gravely 8123-G Specification Unit Converter

Convert power, fluid capacities, and operating weights between metric and imperial standards for Gravely Lawn Tractors Gravely 8123-G.

Converted Equivalents:

Horsepower (HP)12 hp
Kilowatts (kW)8.9 kW
Metric Horsepower (PS / CV)12.2 PS

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