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WAIPart #: 20741N
WAI 20741N Alternator
⚙️ 19 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$413.43Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mercedes-Benz, B250, CLA250, and GLA250
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Alternator options
WAI 20741N Alternator
| Brand | WAI |
| Part Number | 20741N |
| 12 | 12 |
| Fan Type | Internal |
| Rotation Direction | Clockwise (right) |
| Pulley Included | Yes |
| Family | Bosch |
| Pulley Groove Quantity | 5 |
| Pulley Belt Type | Serpentine |
| Regulator Type | Internal |
| Decoupled Or Clutch Pulley | Yes |
| Amperage Rating | 150 |
This part fits 19 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2020 | Mercedes-Benz | GLA250 | N/A | Bosch IR/IF 150 Amp |
| 2019 | Mercedes-Benz | B250 | N/A | |
| 2019 | Mercedes-Benz | CLA250 | N/A | Bosch IR/IF 150 Amp |
| 2019 | Mercedes-Benz | GLA250 | N/A | Bosch IR/IF 150 Amp |
| 2018 | Mercedes-Benz | B250 | N/A | |
| 2018 | Mercedes-Benz | CLA250 | N/A | Bosch IR/IF 150 Amp |
| 2018 | Mercedes-Benz | GLA250 | N/A | Bosch IR/IF 150 Amp |
| 2017 | Mercedes-Benz | B250 | N/A | |
| 2017 | Mercedes-Benz | CLA250 | N/A | Bosch IR/IF 150 Amp |
| 2017 | Mercedes-Benz | GLA250 | N/A | Bosch IR/IF 150 Amp |
| 2016 | Mercedes-Benz | B250 | N/A | |
| 2016 | Mercedes-Benz | CLA250 | N/A | Bosch IR/IF 150 Amp |
| 2016 | Mercedes-Benz | GLA250 | N/A | Bosch IR/IF 150 Amp |
| 2015 | Mercedes-Benz | B250 | N/A | |
| 2015 | Mercedes-Benz | CLA250 | N/A | Bosch IR/IF 150 Amp |
| 2015 | Mercedes-Benz | GLA250 | N/A | Bosch IR/IF 150 Amp |
| 2014 | Mercedes-Benz | B250 | N/A | |
| 2014 | Mercedes-Benz | CLA250 | N/A | Bosch IR/IF 150 Amp |
| 2013 | Mercedes-Benz | B250 | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
0 125 711 0300 125 711 055000 906 00 22000-906-19-03000-906-19-03-8020741A 000 906 00 22A-000-903-00-22A-000-906-19-03
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.