Bosch
Alternator (New)

Bosch AL4246N Alternator

Brand Bosch AL4246N
Voltage 12
Plug Clock Rear View Main Mounting Ear at 6 O Clock 11
Fan Type Internal
Ground Type Negative
Mounting Configuration Code Short
Rotation Direction Clockwise (right)
One Wire Capable No
Pulley Included Yes
External Regulator Included Yes
Pulley Groove Quantity 6
Case Color Silver
Outside Pulley Diameter 51
Regulator Type Internal
Decoupled Or Clutch Pulley No
AC Service Tap No
Case Material Aluminum
Amperage Rating 100
Mounting Type Single pivoted lever
Brushless No
Automotive Item Weight (lbs) 11.6845 lb
New Or Remanufactured New
Product Length 6.338583 in
Pulley Type / Belt Type (Alternator) 6s
Product line Alternator (New)
Fits Mazda · 43 vehicles

Cross-references 27060WB002, P31H18300B and P51X18300B for the same application. See all 5.

$328.34Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $328.34
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
This part fits 43 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelTransmissionLitersCylindersPositionNotes
2025MazdaCX-52.5LL4N/AAlternator (New)
2024MazdaCX-52.5LL4N/AAlternator (New)
2023MazdaCX-52.5LL4N/AAlternator (New)
2022MazdaCX-52.5LL4N/AAlternator (New)
2022MazdaMX-5 MiataAutomatic2.0LL4N/AAlternator (New)
2021Mazda62.5LL4N/AAlternator (New)
2021MazdaCX-32.0LL4N/AAlternator (New)
2021MazdaMX-5 MiataAutomatic2.0LL4N/AAlternator (New)
2020Mazda62.5LL4N/AAlternator (New)
2020MazdaCX-32.0LL4N/AAlternator (New)
2020MazdaCX-52.5LL4N/AAlternator (New)
2020MazdaMX-5 MiataAutomatic2.0LL4N/AAlternator (New)
2019Mazda62.5LL4N/AAlternator (New)
2019MazdaCX-32.0LL4N/AAlternator (New)
2019MazdaCX-52.5LL4N/AAlternator (New)
2019MazdaMX-5 MiataAutomatic2.0LL4N/AAlternator (New)
2018Mazda32.5LL4N/AAlternator (New)
2018Mazda3 Sport2.5LL4N/AAlternator (New)
2018Mazda62.5LL4N/AAlternator (New)
2018MazdaCX-32.0LL4N/AAlternator (New)
2018MazdaCX-52.5LL4N/AAlternator (New)
2018MazdaMX-5 Miata2.0LL4N/AAlternator (New)
2017Mazda32.5LL4N/AAlternator (New)
2017Mazda3 Sport2.5LL4N/AAlternator (New)
2017Mazda62.5LL4N/AAlternator (New)
2017MazdaCX-32.0LL4N/AAlternator (New)
2017MazdaCX-52.5LL4N/AAlternator (New)
2017MazdaMX-5 Miata2.0LL4N/AAlternator (New)
2016Mazda32.5LL4N/AAlternator (New)
2016Mazda3 Sport2.5LL4N/AAlternator (New)
2016Mazda62.5LL4N/AAlternator (New)
2016MazdaCX-32.0LL4N/AAlternator (New)
2016MazdaCX-52.5LL4N/AAlternator (New)
2016MazdaMX-5 Miata2.0LL4N/AAlternator (New)
2015Mazda32.5LL4N/AAlternator (New)
2015Mazda3 Sport2.5LL4N/AAlternator (New)
2015Mazda62.5LL4N/AAlternator (New)
2015MazdaCX-52.5LL4N/AAlternator (New)
2014Mazda32.5LL4N/AAlternator (New)
2014Mazda3 Sport2.5LL4N/AAlternator (New)
2014Mazda62.5LL4N/AAlternator (New)
2014MazdaCX-52.5LL4N/AAlternator (New)
2013MazdaCX-52.0LL4N/AAlternator (New)
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
27060WB002P31H18300BP51X18300BP53N18300CPE0118300