Bosch Alternator 12V 90A Part No. 1986A01065

The Bosch Alternator 12V 90A is a rotating electrical component rated at 12 volts and 90 amps, with part number 1986A01065. It is supplied as an alternator unit each, and the listed alternator type is excl. vacuum pump, so it is important to compare that detail with the original unit before ordering.

This alternator uses a double pivot lever fastening type and is described as suitable for applications that use a V-belt or V-ribbed belt as an additional repair item. Those installation details matter because the mounting style and belt arrangement must match the vehicle’s existing setup for the part to fit and operate correctly.

Bosch lists corrosion resistance, high-quality raw materials, and a reduction drive design as key product features. The unit is manufactured in China and carries a 12 month warranty, which gives buyers a clear reference point for product type, support period, and build specification when matching a replacement alternator.

As with any charging system component, the safest approach is to confirm the Bosch part number 1986A01065, the 12V electrical system, the 90A charge current, and the alternator style before purchase. That check is especially important when the existing alternator has been removed or the vehicle has been modified in the charging system area.

Key Features

• Bosch alternator, 12V 90A
• Part No. 1986A01065
• Alternator type: excl. vacuum pump
• Double pivot lever fastening type
• Corrosion resistant construction
• Reduction drive design

Specifications

• Voltage: 12V
• Power rating / charge current: 90A
• Unit of measure: each
• Product group: Rotating Electrical / Alternators
• Recommended additional repair: V-belt / V-ribbed belt
• Packaging dimensions: 28 x 22.5 x 22.5
• Manufactured in China

Application and Buying Notes

Before buying, compare the Bosch part number 1986A01065 with the original alternator on the vehicle. That part identifier is the most reliable starting point when checking compatibility, especially where the old unit has a different mounting layout, connector arrangement, or alternator style.

The listed electrical rating is 12V and 90A. Those figures need to suit the vehicle’s charging system requirements, because alternators are selected to match the system voltage and the required charge output, not just the physical shape of the unit.

The alternator type is excl. vacuum pump, which is a useful compatibility checkpoint. If the original part includes a vacuum pump or has a different rear housing arrangement, this unit may not be the correct replacement even if other details appear similar.

The listed Bosch features point to durable construction, corrosion resistance, and a reduction drive design. Those are material and design details only; they do not replace vehicle-specific confirmation. The correct approach is to verify the alternator part number, 12V system, 90A output, and exclusion of vacuum pump against the vehicle application before ordering.

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 1986A01065 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 12 Months, Voltage 12, Fastening Type Double Pivot Lever, Recommended additional repairs V-Belt/V-Ribbed Belt, Packaging width 22.5, Manufactured in China, Product Group 1 ROTATING ELECTRICAL, Part No. 1986A01065.

Additional published details for cross-checking include Brand BOSCH, Description Bosch Alternator 12V 90A, Power Rating (Amp) 90, Alternator Charge Current [A] 90, Alternator Type excl. vacuum pump, Packaging length 28, Packaging height 22.5, Product Group 2 ALTERNATORS.

Bosch Alternator 12V 90A. Part number 1986A01065 should be checked first. Listed voltage is 12. Listed output rating is 90. These details form the core reference points used by parts interpreters when confirming the correct replacement.

For part number 1986A01065, 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 90 should be checked carefully. Incorrect selection can affect installation time, return freight, and equipment availability.

Where no verified application list is available, the part number, mounting details, connector style, and published specifications should be used as the primary selection criteria.

Compatibility note: Confirm compatibility using Bosch part number 1986A01065, the 12V 90A rating, the excl. vacuum pump alternator type, and the double pivot lever mounting arrangement before purchase.

FAQ

What is the part number for this Bosch alternator?

The part number listed is 1986A01065. For this listing, part number 1986A01065 is the main reference point. Listed voltage is 12. Listed output rating is 90. These details should still be checked against the original unit before ordering.

What voltage and output does this alternator have?

It is a 12V alternator with a 90A charge current / power rating. For this listing, part number 1986A01065 is the main reference point. Listed voltage is 12. Listed output rating is 90. These details should still be checked against the original unit before ordering.

Does this alternator include a vacuum pump?

No. The listed alternator type is excl. vacuum pump. For this listing, part number 1986A01065 is the main reference point. Listed voltage is 12. Listed output rating is 90. These details should still be checked against the original unit before ordering.

What mounting style is listed for this unit?

The fastening type listed is double pivot lever. For this listing, part number 1986A01065 is the main reference point. Listed voltage is 12. Listed output rating is 90. These details should still be checked against the original unit before ordering.

What additional repair item is recommended?

A V-belt or V-ribbed belt is listed as the recommended additional repair item. For this listing, part number 1986A01065 is the main reference point. Listed voltage is 12. Listed output rating is 90. These details should still be checked against the original unit before ordering.

What warranty is supplied with this alternator?

The listed warranty is 12 months. For this listing, part number 1986A01065 is the main reference point. Listed voltage is 12. Listed output rating is 90. These details should still be checked against the original unit before ordering.