Cummins QSB4.5 Diesel Engine

A 4.5-liter compression-ignition diesel engine designed for installation in tractors and combine harvesters. Classified under HTS 8408.90.10 due to its specific adaptation for agricultural machinery, with power output typically between 100-160 hp. It features robust construction for heavy-duty field operations.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

More Specific Codes

This product may fall under a more specific subheading:

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8408.90Same rate: 35%

If for installation in construction equipment like excavators

Same diesel engine type but designated for non-agricultural machinery changes subheading

8408.20Lower: 12.5% vs 35%

If exceeding 373 kW power output

Power threshold determines primary classification within Chapter 84 engines

8708.99.81Higher: 37.5% vs 35%

If imported pre-assembled into complete tractor chassis

Shift from engine parts to complete agricultural machinery under Chapter 87

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Verify engine specs match agricultural use via manufacturer certification to qualify for 8408.90.10

Include installation diagrams in documentation proving integration into tractors or harvesters

Related Products under HTS 8408.90.10

FPT F28 Industrial Agri Engine

2.8L NEF series diesel for front-end loaders and manure spreaders. HTS 8408.90.10 designation for agricultural materials handling equipment. High-torque low-speed optimized for implement drive.

John Deere 4045TFM85 Tractor Engine

PowerTech 4.5L diesel engine optimized for John Deere row-crop tractors and sprayers. Falls under 8408.90.10 as it's manufactured specifically for horticultural and agricultural equipment installation. Tier 4 emissions compliant with integrated cooling systems.

Perkins 1104D-44T Agri Engine

Turbocharged 4-cylinder diesel engine for agricultural telehandlers and forage harvesters. HTS 8408.90.10 classification applies due to its design for horticultural machinery with power ratings 50-130 hp. Includes agricultural duty cycle optimization.

Deutz TCD 3.6 L4 Greenhouse Tractor Engine

Compact 3.6L diesel engine for horticultural greenhouse tractors and compact utility vehicles. Specifically classified 8408.90.10 for its low-profile design suited to controlled environment agriculture. Meets Stage V emissions for European horticulture.

Kubota V3800-CR-TE4 Orchard Sprayer Engine

Vertical 4-cylinder diesel engine for air-blast orchard sprayers and tree-shakers. HTS 8408.90.10 due to specialized mounting for horticultural crop protection equipment. Tier 4 Final with electronic fuel injection.

Yanmar 4TNV98T Harvester Engine

4-cylinder Tier 4 diesel engine for rice and grain combine harvesters. Classified under 8408.90.10 for agricultural harvesting machinery installation with direct injection and common rail systems. Power output 70-100 hp range.