A1851 12V 90A Alternator Fits Mercedes-Benz A160, Mercedes-Benz A170
£116.66 – £153.83Price range: £116.66 through £153.83
Sahibs A1851 is a replacement alternator with a listed 12V 90A rating. Listed applications include selected Mercedes-Benz A160, Mercedes-Benz A170, Mercedes-Benz A190, Mercedes-Benz A210 models. Identification references include Lucas LRA01851, Bosch 986045181, Valeo 2541968. Its listed 12V 90A rating provides an electrical matching point for your existing unit. Check the 5-groove pulley, connections and mounting arrangement. Check the current condition options and availability before purchase. Match the exact engine and production details before ordering. Buy your A1851 replacement alternator online from Sahibs Auto Electrics for UK delivery or Click & Collect.
Product Specification
| Description | Value |
|---|---|
| AMP | 90 A |
| Volt | 12 V |
| No. of Grooves | 5 qty |
| Pulley Diameter | 51.7 mm |
| Mounting holes | 3 qty |
| Position | 0° |
| B+ | M8 |
| Insulated Return | No |
| Water cooled | No |
| Vacuum pump | No |
| Start/Stop | No |
| Weight | 5.3 Kg |
Cross Reference
| Reference Number | Brand |
|---|---|
| DYA1851 | Dyno Electrics |
| 401220601 | Euro Car Part |
| A3082 | AS-PL |
| 986045181 | BOSCH |
| 111943 | CARGO |
| F032111943 | CARGO |
| DRA3865 | DELCO |
| DRA3865X | DELCO |
| 8EL012426-281 | HELLA |
| 8EL737577-001 | HELLA |
| 101543902 | MERCEDES |
| 10154390280 | MERCEDES |
| 111548202 | MERCEDES |
| 11154820280 | MERCEDES |
| 121544302 | MERCEDES |
| 12154430280 | MERCEDES |
| 121544402 | MERCEDES |
| 12154440280 | MERCEDES |
| A0101543902 | MERCEDES |
| A010154390280 | MERCEDES |
| A0111548202 | MERCEDES |
| A011154820280 | MERCEDES |
| A0121544302 | MERCEDES |
| A012154430280 | MERCEDES |
| A0121544402 | MERCEDES |
| A012154440280 | MERCEDES |
| 2541968 | VALEO |
| 2541968A | VALEO |
| 2541968D | VALEO |
| 2542347 | VALEO |
| 2542413 | VALEO |
| 2542414 | VALEO |
| 2542414A | VALEO |
| 2600438 | VALEO |
| 437114 | VALEO |
| 437346 | VALEO |
| 439232 | VALEO |
| 439333 | VALEO |
| 746123 | VALEO |
| 746923 | VALEO |
| 747900 | VALEO |
| A13VI202 | VALEO |
| A13VI257 | VALEO |
| NA535 | VALEO |
| SG9B038 | VALEO |
| SG9B039 | VALEO |
| ALTL235 | 3EFFE |
| ALTL235NE | 3EFFE |
| ALTL235R | 3EFFE |
| ALTL235V | 3EFFE |
| PRAL235 | 3EFFE |
| PRAL235V | 3EFFE |
| AI-90023 | AINDE |
| CGB-83704 | AINDE |
| ANM36085X | ANDEL |
| AEK1851 | AUTOELECTRO |
| STA0043R | BOVEZ |
| CAL15151AS | CASCO |
| CAL15151GS | CASCO |
| 4627 | CEVAM |
| 56806 | EAI |
| ALT00723 | ELECTROLOG |
| ALT01141 | ELECTROLOG |
| ALT01148 | ELECTROLOG |
| 28-3704 | ELSTOCK |
| 210340 | ERA |
| 9090075 | FRIESEN |
| GA439232-A | GPARTS |
| CA1390IR | HC PARTS |
| 32041801 | HERTH+BUSS |
| 301390RI | KUHNER |
| 301390RIV | KUHNER |
| 11.139 | LAUBER |
| 441537 | LOGISTIK |
| LRA01851 | LUCAS |
| LRA1851 | LUCAS |
| 89213391 | POWERMAX |
| 9213391 | POWERMAX |
| 555.528.090.000 | PSH |
| 555.528.090.500 | PSH |
| 555.528.090.505 | PSH |
| 20179151BN | REAL |
| 20179151OE | REAL |
| 310799 | RHIAG |
| RNLA13VI202 | RNL |
| 2015151 | SANDO |
| 2015151.1 | SANDO |
| A12VA0271 | SIDAT |
| A12VA0271A2 | SIDAT |
| ALT4750 | SIOM |
| STX100057 | STARDAX |
| STX100057R | STARDAX |
| STX101955 | STARDAX |
| 22850R | WAI / TRANSPO |
| 22851N | WAI / TRANSPO |
| ALT20046 | WOODAUTO |
Alternative Parts
| Alternative Part | Current Description | Alternative Description | Direct Alternative |
|---|---|---|---|
| B0458 | 90A Clutch pulley PV5/51 | 90A Pulley without clutch PV5/51 | No |
Vehicle Applications
| Brand | Model | Engine | Engine Code | Series | Model Type | Type | Year |
|---|---|---|---|---|---|---|---|
| MERCEDES-BENZ | A160 | 1.7 (1689ccm) Diesel | 668941 | W168 | 168007 | 1998 - 2001 | |
| MERCEDES-BENZ | A170 | 1.7 (1689ccm) Diesel | 668940 | W168 | 168008 | 1998 - 2001 | |
| MERCEDES-BENZ | A170 | 1.7 (1689ccm) Diesel | 668942 | W168 | Long | 168009/168109 | 2001 - 2004 |
| MERCEDES-BENZ | A190 | 1.9 (1898ccm) Petrol | 166990 | W168 | Long | 168032/168132 | 1999 - 2005 |
| MERCEDES-BENZ | A210 | 2.1 (2084ccm) Petrol | 166995 | W168 | Long | 168035/168135 | 2001 - 2004 |
| MERCEDES-BENZ | Vaneo | 1.7 (1689ccm) Diesel | 668914 | V414 | 414700 | 2001 - 2005 | |
| MERCEDES-BENZ | Vaneo | 1.9 (1898ccm) Petrol | 166991 | V414 | 414700 | 2001 - 2005 |
Description
A1851 Replacement Alternator
The Sahibs A1851 alternator is associated with Lucas reference LRA01851 for replacement identification. The listed electrical rating is 12V 90A. An alternator maintains battery charge and supplies electrical power while the engine runs. Applications include selected Mercedes-Benz A160 1.7 Diesel variants.
Key Features and Benefits
- 12V electrical system: match the vehicle voltage before selecting a unit.
- 90A output: compare the listed rating with the original alternator.
- 5-groove pulley: check belt profile and alignment against the existing unit.
- 3 mounting holes: compare the fixing pattern and unit position.
- M8 B+ terminal: check the connection against the original unit.
Compatible Vehicles and Applications
- Mercedes-Benz A160 1.7 Diesel – selected applications 1998–2001 (engine code 668941).
- Mercedes-Benz A170 1.7 Diesel – selected applications 1998–2001 (engine code 668940).
- Mercedes-Benz A190 1.9 Petrol – selected applications 1999–2005 (engine code 166990).
- Mercedes-Benz A210 2.1 Petrol – selected applications 2001–2004 (engine code 166995).
- Mercedes-Benz Vaneo 1.7 Diesel – selected applications 2001–2005 (engine code 668914).
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 A1851. Compare them with the original unit and technical specifications; a number match alone does not establish vehicle compatibility.
986045181, 2541968, 2541968A, 2541968D, 2542347, 2542413, 2542414, 2542414A, 2600438, 437114, 437346, 439232, 439333, 746123, 746923, 747900, A13VI202, A13VI257, NA535, SG9B038, SG9B039, LRA01851, LRA1851, DRA3865, DRA3865X
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 A1851 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 A1851 fit my Mercedes-Benz A160?
Mercedes-Benz A160 1.7 Diesel (1998–2001) is a listed application. Confirm the engine code and original unit configuration in the detailed fitment table.
Does A1851 replace Lucas LRA01851?
Lucas LRA01851 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 A1851?
The listed details include 12V, 90A output, 5 pulley grooves. Compare the complete specifications on this page with the unit being replaced.
Is A1851 new or remanufactured?
Check the current product condition selection for A1851. Confirm the supplier and availability of the option you want before completing the order.
What should I compare before ordering A1851?
Compare 12V compatibility, 90A 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.







