Kubota B5001 Coolant Capacity

Quick answer:

The Kubota B5001 coolant capacity is listed as 1.65 gal (6.2 L). It also lists coolant type ethylene glycol-based coolant, Kubota Genuine Coolant, and ASTM D3306 compatible and antifreeze mix 50/50 coolant and water mix.

Coolant capacity1.65 gal (6.2 L)
Coolant typeethylene glycol-based coolant, Kubota Genuine Coolant, and ASTM D3306 compatible
Antifreeze mix50/50 coolant and water mix
Change intervalevery 700 hours

Kubota B5001 Coolant Capacity

Coolant capacity 1.65 gal (6.2 L)
Cooling system capacity 1.65 gal (6.2 L)
Radiator capacity 1.65 gal (6.2 L)
Coolant type ethylene glycol-based coolant, Kubota Genuine Coolant, and ASTM D3306 compatible
Antifreeze mix 50/50 coolant and water mix
Coolant change interval every 700 hours
Engine model D1105
Engine horsepower 9 hp (6.7 kW)
Engine displacement 0.5 L (30.5 cu in)

Coolant Capacity Comparison Chart

Coolant capacity comparison

This model

1.65 gal

Average

2 gal

Low

1 gal

High

4 gal

Engine horsepower comparison

This model

9 hp

Average

18 hp

Low

10 hp

High

30 hp

Engine displacement comparison

This model

0.5 L

Average

0.9 L

Low

0.5 L

High

1.5 L

Kubota B5001 Coolant and Engine Notes

Coolant capacity note The Kubota B5001 coolant spec points to 1.65 gal (6.2 L). Do not rely on the radiator-only amount if the full cooling-system capacity is available
Radiator capacity note Radiator capacity is listed as 1.65 gal (6.2 L). The full cooling system can be higher because coolant also sits in the engine and hoses
Coolant type note The captured coolant type for the Kubota B5001 is ethylene glycol-based coolant, Kubota Genuine Coolant, and ASTM D3306 compatible. Do not mix unknown coolant types unless the label and manual say they are compatible
Antifreeze mix note The 50/50 coolant and water mix mix gives the Kubota B5001 coolant system a sensible balance of freeze protection, boil protection and corrosion protection
Coolant change interval note The captured coolant change interval for the Kubota B5001 is every 700 hours. Old coolant can lose corrosion protection even if the tractor still runs cool
Engine context note The Kubota B5001 engine data captured here is engine model D1105, engine horsepower 9 hp (6.7 kW), and displacement 0.5 L (30.5 cu in). Bigger engines usually need more coolant and more careful refill bleeding
Refill note For a coolant change on the Kubota B5001, do not just dump in coolant and walk away. Fill slowly, run it up to temperature, cool it down and top up as needed

Kubota B5001 Coolant Capacity FAQ

What is the Kubota B5001 coolant capacity?

The Kubota B5001 coolant capacity is listed as 1.65 gal (6.2 L) for coolant capacity. Use this as the refill planning number and confirm the final level at the radiator or overflow bottle.

Can I use any coolant in the Kubota B5001?

No. Use ethylene glycol-based coolant, Kubota Genuine Coolant, and ASTM D3306 compatible or a coolant that clearly matches the manual’s required spec. Wrong coolant can create corrosion, deposits or seal problems.

Is premixed coolant okay for the Kubota B5001?

Premixed coolant can be fine if it matches ethylene glycol-based coolant, Kubota Genuine Coolant, and ASTM D3306 compatible and the required mix. The captured mix for the Kubota B5001 is 50/50 coolant and water mix.

How often should I change coolant in the Kubota B5001?

The captured coolant change interval for the Kubota B5001 is every 700 hours. If service history is unknown, changing it is usually smarter than guessing.

What engine specs affect Kubota B5001 coolant capacity?

The captured engine context is engine model D1105, horsepower 9 hp (6.7 kW), and displacement 0.5 L (30.5 cu in). Engine size is one reason coolant capacity changes between tractors.

Official information note

Mistakes do happen. Tractor coolant specs can change by year, market, engine, radiator, cab/heater setup and service procedure. Please check the operator manual, decal information and official kubotausa.com website for official information before draining or refilling the cooling system.