B0131 12V 55A Alternator Fits Vauxhall Astra, Vauxhall Astra Belmont

Description

B0131 Replacement Alternator

The B0131 alternator is a replacement unit identified by Lucas reference LRB00131. The listed electrical rating is 12V 55A. An alternator maintains battery charge and supplies electrical power while the engine runs. Applications include selected Vauxhall Astra 1.4 Petrol variants.

Key Features and Benefits

• 12V electrical system: match the vehicle voltage before selecting a unit.
• 55A output: compare the listed rating with the original alternator.
• 2-groove pulley: check belt profile and alignment against the existing unit.
• 2 mounting holes: compare the fixing pattern and unit position.
• M6 B+ terminal: check the connection against the original unit.

Compatible Vehicles and Applications

• Vauxhall Astra 1.4 Petrol – selected applications 1986–1991 (engine code 14NV).
• Vauxhall Astra Belmont 1.4 Petrol – selected applications 1989–1991 (engine code 14NV).
• Vauxhall Astra Van 1.4 Petrol – selected applications 1991–1995 (engine code C14NZ).
• Vauxhall Astramax 1.4 Petrol – selected applications 1991–1994 (engine code C14NZ).
• Vauxhall Cavalier 1.4 Petrol – selected applications 1988–1995 (engine code 14NV).
• Vauxhall Combo 1.4 Petrol – selected applications 1994–2001 (engine code C14NZ/X14SZ).

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 B0131. Compare them with the original unit and technical specifications; a number match alone does not establish vehicle compatibility.

LRB00131, LEA0089, LRB131, 3472104, 3472604, 3472639, 3493604, 3493714, 11201880, AAK3314

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 B0131 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 B0131 fit my Vauxhall Astra?

Vauxhall Astra 1.4 Petrol (1986–1991) is a listed application. Confirm the engine code and original unit configuration in the detailed fitment table.

Does B0131 replace Lucas LRB00131?

Lucas LRB00131 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 B0131?

The listed details include 12V, 55A output, 2 pulley grooves. Compare the complete specifications on this page with the unit being replaced.

Is B0131 new or remanufactured?

Check the current product condition selection for B0131. Confirm the supplier and availability of the option you want before completing the order.

What should I compare before ordering B0131?

Compare 12V compatibility, 55A 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.