A4653 12V 170A Alternator Fits Vauxhall Astra, Vauxhall Insignia

Description

A4653 Replacement Alternator

For a A4653 alternator enquiry, use Lucas reference LRA04653 alongside the vehicle and original unit details. The listed electrical rating is 12V 170A. An alternator maintains battery charge and supplies electrical power while the engine runs. Applications include selected Vauxhall Astra 1.5 Diesel variants.

Key Features and Benefits

• 12V electrical system: match the vehicle voltage before selecting a unit.
• 170A output: compare the listed rating with the original alternator.
• 6-groove pulley: check belt profile and alignment against the existing unit.
• 4 mounting holes: compare the fixing pattern and unit position.
• M8 B+ terminal: check the connection against the original unit.

Compatible Vehicles and Applications

• Vauxhall Astra 1.5 Diesel – selected applications 2019–2021 (engine code D15DVC/F15DVC).
• Vauxhall Insignia 1.5 Diesel – selected applications 2020 – (engine code F15DVH).
• Opel Astra 1.5 Diesel – selected applications 2019–2021 (engine code D15DVC/F15DVC).
• Opel Insignia 1.5 Diesel – selected applications 2020 – (engine code F15DVH).
• Opel Insignia Sports Tourer 1.5 Diesel – selected applications 2020 – (engine code F15DVH).

These are selected applications, not the complete fitment list. Check the detailed vehicle compatibility table, engine code and production year, then compare the original unit before ordering.

OE Numbers and Cross-Reference Information

The following cross-reference numbers are associated with A4653. Compare them with the original unit and technical specifications; a number match alone does not establish vehicle compatibility.

LRA04653

The full manufacturer cross-reference and OE listings are available elsewhere on this page. Confirm whether a number is an OE or aftermarket reference when comparing the original unit.

When Should You Replace Your Alternator?

Charging warning lights, repeated loss of battery charge, dim or fluctuating lights and inconsistent electrical operation can indicate a charging-system problem. Battery condition, wiring and the drive belt can produce similar symptoms; arrange a diagnostic check before replacing the alternator.

Why Buy from Sahibs Auto Electrics?

Sahibs Auto Electrics is a UK automotive electrical parts specialist supplying alternators and starter motors. Ask for help identifying A4653 using the existing part number and vehicle details. Check the current condition options and availability before purchase. Buy online for UK delivery or Click & Collect, checking the current order arrangements.

Frequently Asked Questions

Will A4653 fit my Vauxhall Astra?

Vauxhall Astra 1.5 Diesel (2019–2021) is a listed application. Confirm the engine code and original unit configuration in the detailed fitment table.

Does A4653 replace Lucas LRA04653?

Lucas LRA04653 is a listed identification reference. Compare it with the original unit and specifications; a cross-reference does not guarantee compatibility by itself.

What specifications are listed for A4653?

The listed details include 12V, 170A output, 6 pulley grooves. Compare the complete specifications on this page with the unit being replaced.

Is A4653 new or remanufactured?

Check the current product condition selection for A4653. Confirm the supplier and availability of the option you want before completing the order.

What should I compare before ordering A4653?

Compare 12V compatibility, 170A output, pulley configuration, mounting points and electrical connections with the original alternator.

Does a battery warning light prove the alternator has failed?

No. Battery, belt, wiring and control faults can also affect charging. Use a charging-system test to establish the cause before ordering a replacement.