Alternator for Kubota V2203 Engine - Bobcat 753 763 S185 / Case / Kubota Tractors - 12V - Replaces 16241-64010 / 6675292

Alternator for Kubota V2203 Engines — Replaces 16241-64010 / Bobcat 6675292

Direct replacement alternator for Kubota V-Series diesel engines. 12V, Japanese-engineered to OEM specification. Drops directly onto the Kubota V2203 and compatible V-Series engines found in Bobcat skid steers, Case equipment, and Kubota tractors. Replaces Kubota 16241-64010 and Bobcat 6675292. In stock at $169 — save $150+ vs dealer pricing.

The Problem

Your machine's battery keeps dying. The voltmeter reads low. Warning lights are flickering. The engine cranks slower every morning. Eventually, the machine won't start at all. The alternator on Kubota V-Series engines is a known high-failure item — the brushes wear, the voltage regulator fails, or the bearings seize from heat and vibration. Once the alternator dies, the battery drains completely and the machine is dead in the field.

Bobcat and Kubota dealers charge $280–$350+ for a replacement alternator and frequently backorder them. Meanwhile, your machine sits idle.

The Solution

Brand new 12V alternator built to OEM specification for the Kubota V2203 engine. Japanese-engineered design with internal voltage regulator. Same mounting bolt pattern, same electrical connector, same output rating as the factory alternator. Direct bolt-on — remove the old one, bolt on the new one, reconnect the wiring, and you're charging again. No modifications, no adapters.

Specifications

• Kubota OEM Part Number: 16241-64010
• Bobcat OEM Part Number: 6675292
• Type: Alternator with Internal Voltage Regulator
• Voltage: 12V
• Design: Japanese-engineered, OEM specification
• Mounting: Direct bolt-on (OEM mounting pattern)
• Connector: OEM-style electrical plug
• Condition: Brand New (not remanufactured)

Symptoms of a Failing Alternator

• Battery dies overnight or won't hold a charge
• Battery warning light / charge indicator on the dash
• Voltmeter reading below 13V while the engine is running
• Engine cranks slower each start — eventually won't start at all
• Flickering lights or gauges
• Electrical accessories (lights, HVAC, radio) cutting out intermittently
• Whining or grinding noise from the alternator area (bearing failure)
• Burnt smell near the alternator (overheating/fried regulator)
• Repeated battery replacements (new battery dies within weeks)

Quick Test

With the engine running, check the battery voltage at the terminals:

• 13.5V – 14.5V: Alternator is charging normally
• Below 13V: Alternator is failing — battery is draining
• Above 15V: Voltage regulator is failing — overcharging, will boil the battery
• Battery voltage with engine off (12.4–12.7V): Battery is OK — problem is the alternator not charging

Compatible Equipment

This alternator fits equipment using Kubota V-Series engines with the matching OEM part numbers:

Bobcat Skid-Steer Loaders & Track Loaders

• Bobcat 753 (V2203)
• Bobcat 763 (V2203)
• Bobcat 773 (V2203)
• Bobcat S130 (V2203)
• Bobcat S150 (V2203)
• Bobcat S160 (V2203)
• Bobcat S175 (V2203)
• Bobcat S185 (V2203)
• Bobcat T190 (V2203)

Case Equipment

• Case Maxi-Sneaker (with Kubota engine)
• Other Case compact equipment with Kubota V-Series engines (verify PN)

Kubota Tractors & Equipment

• Kubota tractors with V2203, V2003, and compatible V-Series engines
• Kubota KX-Series mini excavators (verify PN)

⚠️ The Kubota V2203 is used in hundreds of different machines. If your machine has a V2203 engine and the existing alternator matches part number 16241-64010 or 6675292, this is the correct replacement. Contact us with your model and serial number if you're unsure.

Why Buy From Trenchwell?

• Save $150+: Bobcat and Kubota dealers charge $280–$350 for this alternator. We offer the identical OEM-spec unit at $169. Same Japanese-engineered design, massive savings.
• Brand New — Not Reman: This is a brand new alternator with new brushes, new bearings, new regulator. Not a remanufactured unit with worn internals and a fresh coat of paint.
• In Stock, Ships Fast: Dealers routinely backorder alternators. We have it on the shelf. Your machine will be charging again in days, not weeks.
• Direct Bolt-On: Same mounting pattern, same electrical connector, same output. Remove the old alternator (3 bolts and 1 plug), install the new one in the same position. No adapters, no modifications.
• OEM Specification: Japanese-engineered to the same standards as the factory alternator. Not a cheap universal-fit knockoff — this is purpose-built for the Kubota V-Series engine.

Installation Notes

• Shut off the engine and disconnect the battery (negative terminal first)
• Photograph the wiring connections before removing anything
• Release belt tension — loosen the adjustment bolt and pivot bolt
• Remove the drive belt from the alternator pulley
• Disconnect the electrical connector(s) from the alternator
• Remove the mounting bolts (typically 2–3 bolts)
• Remove the old alternator
• Compare old and new alternators side by side — verify mounting holes, pulley, and connector match
• Install the new alternator in the same position
• Hand-start all mounting bolts before torquing
• Reconnect electrical connector(s)
• Reinstall the drive belt and tension to spec (typically 1/2" deflection at the longest span)
• Reconnect the battery (positive first, then negative)
• Start the engine and check voltage at the battery — should read 13.5–14.5V
• Verify the charge warning light is OFF
• Let the engine run for 10–15 minutes and recheck voltage

Frequently Asked Questions

I keep killing batteries — is it the alternator?
Most likely. If you've replaced the battery and it dies again within a few weeks, the alternator is not charging it. Check the voltage at the battery terminals with the engine running: 13.5–14.5V is normal. Below 13V means the alternator is failing. Above 15V means the voltage regulator is fried and overcharging (which will also kill batteries).

Is this a remanufactured alternator?
No. This is a brand new alternator — new brushes, new bearings, new internal voltage regulator, new stator, new rotor. Remanufactured alternators reuse the existing housing and replace selected components. New is always the better option for reliability.

Why does the Kubota V2203 eat alternators?
The V2203 is a compact engine that runs in high-heat, high-vibration environments (skid steers, track loaders, industrial equipment). The alternator sits close to the engine block and absorbs tremendous heat. This accelerates brush wear, bearing fatigue, and regulator failure. It's a known wear item on V-Series engines — plan on replacing it every 3,000–5,000 hours depending on conditions.

Can I upgrade to a higher-output alternator?
This replacement matches the OEM output specification. If you need higher output (for aftermarket accessories, LED light bars, heated cab, etc.), contact us — we may be able to source a higher-amp version for your specific application.