Custom 98 Tractor

Manufacturer Custom
Price -
Model 98
Equipment Type Row-Crop Tractors
Factory Hustisford, Wisconsin, USA

VARIANTS

98R tricycle front
98W wide front

CUSTOM 98 POWER

Engine 55 hp/41.0 kW
Plows 3-4 (14-inch)

ENGINE DETAIL

The Custom 98 tractor features a Chrysler 8A liquid-cooled gasoline engine with a 250.6 ci displacement, delivering a modest 55 hp at 1800 RPM and a strong torque of 206 lb-ft at 1400 RPM, ideal for steady load applications. The 6.6:1 compression ratio indicates a lower efficiency compared to modern engines but allows for reliable operation at lower RPMs, making it suitable for tasks requiring sustained torque rather than high speed. Challenges may arise in fuel efficiency and emissions compliance, but its simplicity can be an advantage for maintenance in less demanding agricultural environments.

Description Chrysler 8A/gasoline/6-cylinder/liquid-cooled
Displacement 250.6 ci/4.1 L
Bore/Stroke 3.4375x4.50 inches/87 x 114 mm
Power 55 hp/41.0 kW
Compression 6.6:1
Rated RPM 1800
Torque 206 lb-ft/279.3 Nm
Torque RPM 1400
Firing order 1-5-3-6-2-4

CUSTOM 98 ENGINE

The Custom 98 tractor's Chrysler 4.1L 6-cylinder gasoline engine offers a balance of power and torque, ideal for mid-range agricultural applications. Its gasoline fuel type allows for quicker starts and smoother operation, but it may result in higher fuel consumption compared to diesel counterparts. Ensure regular maintenance of the fuel system and ignition components to optimize performance and longevity in field work scenarios.

Description Chrysler 4.1L 6-cyl gasoline

TRANSMISSION

The Custom 98 tractor features a Dodge Gyrol Fluid Drive transmission, providing smooth engagement and reducing shock loads during gear shifts, beneficial for traversing uneven terrain. With 5 forward and 1 reverse gear, it excels in versatility for various agricultural tasks, although the limited reverse option may hinder maneuverability in tight spaces. Ideal for larger fields and open areas, this setup balances power delivery with operator comfort but may require additional consideration for intricate operations.

Transmission Dodge Gyrol Fluid Drive
Gears 5 forward and 1 reverse

SPEEDS

Description With 14x30 rear tires.

MECHANICAL

The Custom 98 tractor features a 4x2 2WD chassis, providing adequate maneuverability for flat terrain while limiting traction in loose or uneven ground. The manual steering and open operator station design enhance simplicity and operator visibility, albeit with less comfort and protection against the elements. A 5-speed transmission allows for versatile speed control, making it suitable for various agricultural tasks, though it may require skilled operators to manage gear changes effectively.

Chassis 4x2 2WD
Steering manual
Cab Open operator station.
Transmission 5-speed

POWER TAKE-OFF (PTO)

Rear RPM 540 (1.375)

CUSTOM 98 TIRES

The Custom 98 tractor offers two tire configurations, enhancing versatility for different agricultural applications. The 98W with larger rear tires (14x30) may provide better traction and stability in muddy conditions, while the 98R with wider rear tires (12x38) may improve lateral stability and ride comfort on uneven terrain. Consider your typical field conditions and desired maneuverability to select the most suitable tire option for your operational needs.

98W Standard tires (ag) Front: 6x15. Rear: 14x30
98R Standard tires (ag) Front: 6x16. Rear: 12x38

DIMENSIONS

98W Wheelbase 93.625 inches/237 cm
98R Wheelbase 93.75 inches/238 cm
98W Length 137.1 inches/348 cm
98R Length 139.1 inches/353 cm
98W Height 78 inches/198 cm
98R Height 80 inches/203 cm
98W Shiping weight 4,696 lbs/2130 kg
98W Ground clearance 17 inches/43 cm
98R Ground clearance 25 inches/63 cm
98R Front tread 8 to 14 inches/20 to 35 cm
98W Front tread 55.5 to 61.5 inches/140 to 156 cm
98R Rear tread 56 to 84 inches/142 to 213 cm
98W Rear tread 66.5 to 78.5 inches/168 to 199 cm

DIMENSIONS & TIRES

The Custom 98 tractor features two wheelbase options (98W and 98R), providing flexibility for different agricultural applications; however, the slight difference (max 1.375 inches) in wheelbase may affect stability and maneuverability on uneven terrain. Weighing between 4,436 to 4,696 pounds enhances traction but may challenge transportability and require adequate towing equipment. The front tire size of 6x15 provides good steering responsiveness, while the larger 14x30 rear tires ensure better traction for heavier loads, making it suitable for tasks that require significant drawbar power.

98W Wheelbase 93.625 inches/237 cm
98R Wheelbase 93.75 inches/238 cm
Weight 4436 to 4696 pounds
Front tire 6x15
98W Rear tire 14x30

BELT PULLEY

Diameter 11 inches/27 cm
Width 7.5 inches/19 cm
RPM 1011
Speed 2911 ft/min/887.27 meters/min


Last Updated 2025-01-01
Stephen is a passionate tractor hobbyist with a deep-seated love for all things mechanized and agricultural. Growing up in a rural setting, he developed a fascination with these mighty machines that have played a crucial role in shaping the farming industry.

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