Prestolite Alternator 12V 65A 110-683

This Prestolite alternator is a new 12V, 65A unit, supplied as each and identified by part number 110-683. It suits Prestolite applications and is listed with an internal regulator, insulated return, and a single leg mount, so it is important to compare the mounting style and wiring arrangement with the unit being replaced before ordering.

Key physical details include a 16mm shaft diameter, 27mm mount leg thickness, 5/16 UNC adjusting hole diameter, 13mm pivot hole diameter, and 165mm mount centre-to-centre measurement. The alternator weighs 4.36kg and is noted with yellow wire; ignition excite, which is a useful checkpoint when matching the charging system wiring.

The unit is described as above ground and uses high temperature grease and seals for longer bearing life. Its fan design is intended to improve air flow and cooler operation under high output load conditions, which is relevant where the alternator is expected to work consistently under demand rather than short, light use.

Key Features

• New alternator
• 12V, 65A output
• Internal regulator
• Single leg mount
• Insulated return
• Yellow wire; ignition excite

Specifications

• Part number: 110-683
• Brand: Prestolite
• Product type: Alternator
• Voltage: 12V
• Power rating: 65A
• Condition: New
• Warranty: One year
• Unit of measure: Each

Verified fitment references

• Massey Ferguson 185
• Massey Ferguson 188
• Massey Ferguson 390
• Massey Ferguson 394
• Massey Ferguson MF 174
• Massey Ferguson MF 294
• Massey Ferguson MF220
• New Holland 500

Application and Buying Notes

Before buying, compare the part number 110-683, the 12V 65A rating, and the single leg mount layout with the alternator currently fitted to the machine. The listed dimensions matter as much as the electrical rating: check the 16mm shaft diameter, 27mm mount leg thickness, 5/16 UNC adjusting hole, 13mm pivot hole, and 165mm mount centre-to-centre measurement so the replacement lines up correctly.

The yellow wire; ignition excite note is a practical wiring checkpoint, especially where the original alternator or harness has been altered over time. The internal regulator and insulated return are also important to verify, because these details affect how the alternator connects and operates in the charging circuit.

This alternator is listed for Prestolite applications and fitment references include Massey Ferguson and New Holland models. Even where a model name appears in the fitment list, final confirmation should still be made against the existing unit, mount arrangement, and electrical connections, because tractors and equipment of the same model can vary by build period and configuration.

The one year warranty applies to the part as supplied, but it does not replace the need to confirm compatibility before purchase. If you are matching a worn or missing alternator, the most reliable checks are the stamped part number, the mount style, the shaft and hole dimensions, and the wiring note supplied for this unit.

Before supply, the safest approach is to confirm the original unit details against the listed part number, voltage, output rating, mounting arrangement, and pulley configuration. That checking process is standard practice in the parts trade because visually similar units can still differ in service-critical ways.

For workshop, fleet, and equipment applications, accurate identification of part number 110-683 helps avoid unnecessary freight, additional labour, and vehicle or machine downtime. Where the application is not straightforward, the original unit, OEM reference, or workshop records should be used as the primary confirmation point.

Relevant published details for this unit include Type ALTERNATOR, Unit of Measure EACH, Warranty One Year, Mount Leg Thickness 27mm, Power Rating (Amp) 65, Shaft Diameter 16mm, Voltage 12, Alternator Mount Single Leg, New / Reman. New, Shaft Dimension 16.

Additional published details for cross-checking include Product Group 2 ALTERNATORS, Part No. 110-683, Brand PRESTOLITE, Description Prestolite Alternator 12V 65A, Adjusting Hole Diameter 5/16 UNC, Pivot Hole Diameter 13, Regulator Type Internal, Suits Unit Make Prestolite, Note Yellow wire; ignition excite.

Prestolite Alternator 12V 65A. Part number 110-683 should be checked first. Listed voltage is 12. Listed output rating is 65. These details form the core reference points used by parts interpreters when confirming the correct replacement.

Mount style is Single Leg. Regulator type is Internal. Those physical and electrical details should line up with the original unit before the replacement is approved for fitment.

For part number 110-683, the normal identification sequence is part number, electrical rating, mounting arrangement, connector or terminal style, and pulley or drive details. Using those checkpoints helps confirm that the listed unit matches the service requirement rather than only looking similar.

For a alternator in workshop, fleet, trade, agricultural, or construction service, the listed voltage 12 and output 65 should be checked carefully. Incorrect selection can affect installation time, return freight, and equipment availability.

Compatibility note: Please confirm fitment using part number 110-683, the 12V 65A specification, the single leg mount, and the listed mounting and wiring details before ordering.

FAQ

What is the part number for this alternator?

The listed part number is 110-683. For this listing, part number 110-683 is the main reference point. Listed voltage is 12. Listed output rating is 65. Published fitment references include MASSEY FERGUSON 185, MASSEY FERGUSON 185 1970, MASSEY FERGUSON 188. These details should still be checked against the original unit before ordering.

Is this alternator new or remanufactured?

It is listed as new. For this listing, part number 110-683 is the main reference point. Listed voltage is 12. Listed output rating is 65. Published fitment references include MASSEY FERGUSON 185, MASSEY FERGUSON 185 1970, MASSEY FERGUSON 188. These details should still be checked against the original unit before ordering.

What voltage and amperage is it rated at?

It is rated at 12V and 65A. For this listing, part number 110-683 is the main reference point. Listed voltage is 12. Listed output rating is 65. Published fitment references include MASSEY FERGUSON 185, MASSEY FERGUSON 185 1970, MASSEY FERGUSON 188. These details should still be checked against the original unit before ordering.

Does it have an internal regulator?

Yes. The regulator type is listed as internal. For this listing, part number 110-683 is the main reference point. Listed voltage is 12. Listed output rating is 65. Published fitment references include MASSEY FERGUSON 185, MASSEY FERGUSON 185 1970, MASSEY FERGUSON 188. These details should still be checked against the original unit before ordering.

What wiring note is listed for this alternator?

The note states yellow wire; ignition excite. For this listing, part number 110-683 is the main reference point. Listed voltage is 12. Listed output rating is 65. Published fitment references include MASSEY FERGUSON 185, MASSEY FERGUSON 185 1970, MASSEY FERGUSON 188. These details should still be checked against the original unit before ordering.

What should I check before ordering for fitment?

Check the part number 110-683, the 12V 65A rating, the single leg mount, and the listed dimensions including 16mm shaft diameter, 27mm mount leg thickness, 5/16 UNC adjusting hole diameter, 13mm pivot hole diameter, and 165mm mount centre-to-centre. For this listing, part number 110-683 is the main reference point. Listed voltage is 12. Listed output rating is 65. Published fitment references include MASSEY FERGUSON 185, MASSEY FERGUSON 185 1970, MASSEY FERGUSON 188. These details should still be checked against the original unit before ordering.