2025 Kubota Engines D1803 For Industrial CR-TI-E4B

Current Kubota Engines Engines Kubota-Industrial-Engines-Diesel D1803 For Industrial

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Year 2025
Make Kubota Engines
Model D1803 For Industrial
Engine Model: D1803-CR-TI-E4B

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Product Details Specifications Photos

Year 2025
Manufacturer Kubota Engines
Model Name D1803 For Industrial
Trim Name CR-TI-E4B
Generic Type (Primary) Industrial/Construction
Engine Model: D1803-CR-TI-E4B
Emissions EPA/CARB Tier 4 + EU Stage IIIB
Engine Type Vertical, water cooled 4-cycle | Aftertreatment: DOC
Cylinder Liners 3
Bore 3.43 in (87.0 mm)
Stroke 4.031 in. (102.4 mm)
Displacement 111.4 cu. in. (1.826 L)
Aspiration Turbocharged + Turbo After Cooler
Rated Engine Speed Output: 37.0 kW (49.6 HP) / 2700 rpm
Engine Torque, Maximum Speed: 150.5 Nm (111.0 lb-ft) / 1600 rpm

1st CARB Certified

Kubota was the 1st manufacturer to receive the certificate for the U.S. CARB ULGE emission regulations for engines under 19 kw in 1993.

100% Hot Tested

Every engine shipped from the Kubota factory is hot tested to ensure the engine performs to your expectations.

Casting Technology

Kubota manufacturing technology enables precision engineered crankcases to maintain high quality throughout production.

Features may include:

Proven Reliability and Technology

The latest technology and strong performance-two things customers expect from Kubota engines. We continue to provide both of these through the pursuit of excellence in three key areas: emissions compliance, progress towards fully electronic-controlled engines, and flexibility in the products and services we provide to customers worldwide.

Clean and Quiet Power

A Common Rail System has made it possible to optimize combustion and create a more durable and quieter engine with higher fuel efficiency. This engine model is available with Diesel Oxidation Catalyst (DOC).

Emissions Compliance

Meeting rigid emissions regulations can be a challenge for any company. D1803-CR-TI-E4B engines have been designed to comply with stringent regulations: EPA / CARB Tier 4 + EU Stage IIIB. In addition, innovative emissions solutions, such as the use of aftertreatment units, have also been integrated into the 03 Series engines.

Flexibility

Flexibility is a must when working with customers in different countries who have different engine needs. Since Kubota 03 Series engines have evolved along every step in meeting the requirements of each EPA Tier, we are able to provide our customers worldwide with engines certified for the appropriate emissions regulations. In addition, we have designed aftertreatment units with minimum impact for easy installation.

Trust

The Kubota 03 Series is the ideal solution for your company’s global marketing strategy. We continuously strive to meet your needs with the experience and expertise that is your due.

Engine

Engine Model: D1803-CR-TI-E4B

Emissions EPA/CARB Tier 4 + EU Stage IIIB

Engine Type Vertical, water cooled 4-cycle | Aftertreatment: DOC

Cylinder Liners 3

Bore 3.43 in (87.0 mm)

Stroke 4.031 in. (102.4 mm)

Displacement 111.4 cu. in. (1.826 L)

Aspiration Turbocharged + Turbo After Cooler

Rated Engine Speed Output: 37.0 kW (49.6 HP) / 2700 rpm

Engine Torque, Maximum Speed: 150.5 Nm (111.0 lb-ft) / 1600 rpm

Fuel System

Fuel Type Diesel

Fuel Injection Direct injection

Fuel System Common rail system

Dimensions

Length 21.7 in. (551 mm) | with aftertreatment unit: 29.4 in (746 mm)

Width 21.1 in. (536 mm)

Height 28.7 in. (728 mm)

Weights

Dry Weight 430 lb (195 kg)

2025 Kubota Engines D1803 For Industrial CR-TI-E4B