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OEM Acura Alternators

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What do alternators do? They convert mechanical energy, generated by machine movement, into electrical energy. This electrical energy is crucial for charging the battery in a car or SUV and powering various electrical systems. From power windows and dashboard lights to power steering, windshield wipers, entertainment systems, and heated seats, alternators play a vital role in keeping these systems running smoothly.

How Do Alternators Work?

The working principle of alternators is relatively simple. In the case of your Acura, the engine drives a belt, which in turn drives a pulley on the alternator. The rotation of the pulley causes the rotor shaft to spin, which, in turn, spins a set of magnetic coils. These coils generate AC (alternating current) power. The alternator then captures and converts this AC power into DC (direct current) power using a rectifier. This DC power is what keeps your Acura running after it starts.

Signs of a Failing Acura Alternator

Unfortunately, alternator failures can occur due to various reasons, such as incorrect jump-starts, incompatible accessory installations, or damaged and degraded alternator parts. The good news is that the signs of a failing alternator are usually noticeable. Look out for the following symptoms:

  • Headlight malfunctions
  • Intermittent car radio operation
  • Burning smell near the battery or alternator
  • Whining engine noise
  • Dead battery
  • Trouble with the charging system
  • Complete failure of the charging system

If you observe any of these signs, conduct a thorough inspection and test your vehicle's charging system. If the issue is traced back to the alternator, it should be replaced immediately. Otherwise, it is recommended to replace the alternator every 7 years or every 80,000 to 150,000 miles, as outlined in your owner's manual.

Find the Best Alternators for Acura Sedans and SUVs | Order Online

When it comes to alternators, it's essential to choose genuine OEM parts that are specifically designed to be compatible with your Acura models. Don't compromise on the quality and reliability of your repair or replacement project; trust only genuine Acura alternators. Fortunately, you can conveniently purchase them online from My Acura Parts. We offer prompt shipping to your address, ensuring you receive the alternator quickly, so you can complete the job without delay.

Alternator
Part Number: 31100-R9P-A01RM
Acura Acura
Fits:
  • Acura:
    • RLX
MSRP $742.25
$507.70
MSRP $742.25
$507.70
Bracket, Alternator
Part Number: 31112-PR7-A01
Acura Acura
Other Names: Bracket Alternator
Fits:
  • Acura:
    • NSX
MSRP $570.55
$390.26
MSRP $570.55
$390.26
Stay, Alternator
Part Number: 31113-P54-000
Acura Acura
Other Names: Stay Alternator
Fits:
  • Acura:
    • Integra
MSRP $47.34
$35.51
MSRP $47.34
$35.51
Stay, Alternator
Part Number: 31113-RPY-G01
Acura Acura
Other Names: Stay Alternator
Fits:
  • Acura:
    • RDX
MSRP $22.15
$16.61
MSRP $22.15
$16.61
Belt, Alternator
Part Number: 38920-P30-004
Acura Acura
Other Names: Belt Alternator
Replaces: 31110-PV1-003, 31110-PV1-004, 38920-PR3-004, 38920-PR3-014
Fits:
  • Acura:
    • Integra,
    • Vigor
MSRP $17.18
$12.89
MSRP $17.18
$12.89
Bracket, Alternator
Part Number: 8-97160-604-1
Acura Acura
Other Names: Bracket Alternator
Fits:
  • Acura:
    • SLX
MSRP $62.52
$45.76
MSRP $62.52
$45.76
Bracket, Alternator
Part Number: 8-97160-605-1
Acura Acura
Other Names: Bracket Alternator
Fits:
  • Acura:
    • SLX
MSRP $20.40
$15.30
MSRP $20.40
$15.30
Belt, Alternator
Part Number: 31110-R8A-A01
Acura Acura
Other Names: Belt Alternator
Fits:
  • Acura:
    • RDX
MSRP $59.69
$43.69
MSRP $59.69
$43.69
Stay, Alternator
Part Number: 31113-P8E-A00
Acura Acura
Other Names: Stay Alternator
Fits:
  • Acura:
    • CL,
    • MDX,
    • TL
MSRP $43.86
$32.90
MSRP $43.86
$32.90
Bracket, Alternator
Part Number: 31113-R1A-A00
Acura Acura
Other Names: Bracket Alternator
Fits:
  • Acura:
    • ILX
MSRP $37.13
$27.85
MSRP $37.13
$27.85
Stay, Alternator
Part Number: 31113-R70-A00
Acura Acura
Other Names: Stay Alternator
Fits:
  • Acura:
    • MDX,
    • RDX,
    • RL,
    • TL,
    • TSX,
    • ZDX
MSRP $13.96
$10.46
MSRP $13.96
$10.46
Belt, Alternator
Part Number: 31110-P73-508
Acura Acura
Other Names: Belt Alternator
Replaces: 31110-P73-506, 31110-P73-A01
Fits:
  • Acura:
    • Integra
MSRP $40.86
$30.64
MSRP $40.86
$30.64
Belt, Alternator
Part Number: 31110-PJ7-033
Acura Acura
Other Names: Belt Alternator
Replaces: 31110-PG6-003, 31110-PG7-661
Fits:
  • Acura:
    • Integra
MSRP $16.72
$12.54
MSRP $16.72
$12.54
Belt, Alternator
Part Number: 31110-PR7-A05
Acura Acura
Other Names: Belt Alternator
Replaces: 31110-PR7-A01, 31110-PR7-A04
Fits:
  • Acura:
    • NSX
MSRP $70.23
$51.41
MSRP $70.23
$51.41
Stay, Alternator
Part Number: 31113-RCA-A00
Acura Acura
Other Names: Stay Alternator
Fits:
  • Acura:
    • MDX,
    • RL,
    • TL
MSRP $14.01
$10.50
MSRP $14.01
$10.50
Alternator, Rm
Part Number: 06311-R53-505RM
Acura Acura
Other Names: Alternator Rm
Fits:
  • Acura:
    • TLX
MSRP $595.95
$407.63
MSRP $595.95
$407.63
Bolt, Alternator
Part Number: 90057-PG7-003
Acura Acura
Other Names: Bolt Alternator
Replaces: 90057-PD2-003
Fits:
  • Acura:
    • Integra
MSRP $10.88
$8.16
MSRP $10.88
$8.16
Bracket, Alternator
Part Number: 31112-P0A-A00
Acura Acura
Other Names: Bracket Alternator
Fits:
  • Acura:
    • CL
MSRP $88.18
$63.49
MSRP $88.18
$63.49
Bracket, Alternator
Part Number: 31113-5G0-A01
Acura Acura
Other Names: Bracket Alternator
Fits:
  • Acura:
    • RDX,
    • RLX,
    • TLX
MSRP $49.73
$37.30
MSRP $49.73
$37.30
Bracket, Alternator
Part Number: 31113-5J6-A00
Acura Acura
Other Names: Bracket Alternator
Fits:
  • Acura:
    • MDX
MSRP $47.74
$35.80
MSRP $47.74
$35.80
Stay, Alternator
Part Number: 31113-P8A-A00
Acura Acura
Other Names: Stay Alternator
Fits:
  • Acura:
    • CL
MSRP $66.77
$48.87
MSRP $66.77
$48.87
Stay, Alternator
Part Number: 31113-RYE-A00
Acura Acura
Other Names: Stay Alternator
Fits:
  • Acura:
    • MDX
MSRP $7.23
$5.43
MSRP $7.23
$5.43
Alternator (RMD)
Part Number: 06311-RX0-505RM
Acura Acura
Other Names: Alternator
Fits:
  • Acura:
    • ILX
MSRP $617.12
$422.11
MSRP $617.12
$422.11
Belt, Alternator (Mitsubishi)
Part Number: 31110-5X6-J01
Acura Acura
Other Names: Belt Alternator
Fits:
  • Acura:
    • TLX
MSRP $62.87
$46.02
MSRP $62.87
$46.02
Holder, Alternator Brush
Part Number: 8-97040-494-0
Acura Acura
Other Names: Holder
Fits:
  • Acura:
    • SLX
MSRP $34.75
$26.06
MSRP $34.75
$26.06
Bolt, Alternator (Upper)
Part Number: 90058-P72-000
Acura Acura
Other Names: Bolt Altntr (Upper)
Replaces: 90058-P75-A00, 90058-PR4-A01
Fits:
  • Acura:
    • Integra
MSRP $11.09
$8.31
MSRP $11.09
$8.31
Alternator Assembly (Delphi)
Part Number: 31100-P8C-A02
Acura Acura
Other Names: Alternator Assembly
Replaces: 31100-P8A-A01, 31100-P8A-A02
Fits:
  • Acura:
    • CL
MSRP $473.20
$332.19
MSRP $473.20
$332.19
Belt, Alternator (Bando)
Part Number: 31110-6B2-A01
Acura Acura
Other Names: Belt Alternator
Fits:
  • Acura:
    • RDX
MSRP $54.73
$40.06
MSRP $54.73
$40.06
Bolt, Alternator Tensioner
Part Number: 31114-PR7-A00
Acura Acura
Other Names: Bolt
Fits:
  • Acura:
    • NSX
MSRP $21.70
$16.28
MSRP $21.70
$16.28
Belt, Alternator (Bando)
Part Number: 31110-R1A-A21
Acura Acura
Other Names: Belt Alternator
Fits:
  • Acura:
    • ILX
MSRP $52.08
$38.13
MSRP $52.08
$38.13
Belt, Alternator (Bando)
Part Number: 31110-RJA-J01
Acura Acura
Other Names: Belt Alternator
Fits:
  • Acura:
    • TL,
    • TSX
MSRP $111.22
$80.08
MSRP $111.22
$80.08
Bracket B, Alternator
Part Number: 31116-PR7-A00
Acura Acura
Other Names: Bracket B Altntr
Fits:
  • Acura:
    • NSX
MSRP $323.90
$227.38
MSRP $323.90
$227.38
Harness, Alternator (+B)
Part Number: 32111-5YF-A00
Acura Acura
Other Names: Harness Alternator
Fits:
  • Acura:
    • RDX
MSRP $86.30
$62.14
MSRP $86.30
$62.14
Belt, Alternator (Bando)
Part Number: 31110-RL5-A01
Acura Acura
Other Names: Belt Alternator
Fits:
  • Acura:
    • TSX
MSRP $182.43
$128.07
MSRP $182.43
$128.07
Belt, Alternator (Mitsubishi)
Part Number: 31110-RLV-A02
Acura Acura
Other Names: Belt Alternator
Fits:
  • Acura:
    • MDX
MSRP $55.68
$40.76
MSRP $55.68
$40.76
Alternator (RMD) (Denso)
Part Number: 06311-5G0-505RM
Acura Acura
Other Names: Alternator
Fits:
  • Acura:
    • RDX
MSRP $590.18
$403.69
MSRP $590.18
$403.69
Belt, Alternator (Bando)
Part Number: 31110-5G0-A01
Acura Acura
Other Names: Belt Alternator
Fits:
  • Acura:
    • MDX,
    • RDX,
    • RLX,
    • TLX
MSRP $56.12
$41.08
MSRP $56.12
$41.08
Belt, Alternator (Mitsubishi)
Part Number: 31110-5LA-A02
Acura Acura
Other Names: Belt Alternator
Fits:
  • Acura:
    • ILX
MSRP $62.83
$45.99
MSRP $62.83
$45.99
Belt, Alternator (Bando)
Part Number: 31110-R1A-A01
Acura Acura
Other Names: Belt Alternator
Fits:
  • Acura:
    • ILX
MSRP $52.08
$38.13
MSRP $52.08
$38.13
Belt, Alternator (Mitsubishi)
Part Number: 31110-RJA-J02
Acura Acura
Other Names: Belt Alternator
Fits:
  • Acura:
    • TSX
MSRP $111.22
$80.08
MSRP $111.22
$80.08
Belt, Alternator (Mitsubishi)
Part Number: 31110-RL5-A02
Acura Acura
Other Names: Belt Alternator
Fits:
  • Acura:
    • TSX
MSRP $182.43
$128.07
MSRP $182.43
$128.07
Belt, Alternator (Bando)
Part Number: 31110-RX0-A01
Acura Acura
Other Names: Belt Alternator
Fits:
  • Acura:
    • ILX
MSRP $59.75
$43.74
MSRP $59.75
$43.74
Holder A, Alternator Cable
Part Number: 32415-5YF-A00
Acura Acura
Other Names: Holder A
Fits:
  • Acura:
    • RDX
MSRP $10.09
$7.58
MSRP $10.09
$7.58
Alternator Assembly (CSK51) (Denso)
Part Number: 31100-5J6-A01
Acura Acura
Other Names: Alternator (CSK51)
Replaces: 31100-5J6-A51
Fits:
  • Acura:
    • MDX
MSRP $809.77
$553.88
MSRP $809.77
$553.88
Alternator Assembly (CSP47) (Denso)
Part Number: 31100-5X6-J01
Acura Acura
Other Names: Alternator (CSP47)
Fits:
  • Acura:
    • ILX,
    • TLX
MSRP $1,999.04
$1,355.34
MSRP $1,999.04
$1,355.34
Alternator Assembly (CLH09) (Denso)
Part Number: 31100-PGE-A51
Acura Acura
Other Names: Alternator (CLH09)
Replaces: 31100-PFW-J02
Fits:
  • Acura:
    • CL,
    • TL
MSRP $497.77
$349.43
MSRP $497.77
$349.43
Alternator Assembly (CLG18) (Denso)
Part Number: 31100-PR7-J01
Acura Acura
Other Names: Alternator (CLG18)
Fits:
  • Acura:
    • NSX
MSRP $2,288.83
$1,551.83
MSRP $2,288.83
$1,551.83
Alternator Assembly (AHGA81) (Mitsubishi)
Part Number: 31100-R1A-A01
Acura Acura
Other Names: Alternator (AHGA81)
Fits:
  • Acura:
    • ILX
MSRP $715.93
$489.70
MSRP $715.93
$489.70
Alternator Assembly (CSC29) (Denso)
Part Number: 31100-RAA-A05
Acura Acura
Other Names: Alternator (CSC29)
Replaces: 31100-RAA-A03, 31100-RAA-A04
Fits:
  • Acura:
    • TSX
MSRP $490.52
$344.34
MSRP $490.52
$344.34
Alternator Assembly (CSJ53) (Denso)
Part Number: 31100-RX0-A01
Acura Acura
Other Names: Alternator (CSJ53)
Fits:
  • Acura:
    • ILX
MSRP $781.00
$534.20
MSRP $781.00
$534.20
Holder B, Alternator Cable
Part Number: 32416-5YF-A00
Acura Acura
Other Names: Holder B
Fits:
  • Acura:
    • RDX
MSRP $9.60
$7.20
MSRP $9.60
$7.20
Alternator Assembly (RMD) (Denso)
Part Number: 06311-5J6-505RM
Acura Acura
Other Names: Alternator Assembly
Replaces: 31100-5J6-A51RM
Fits:
  • Acura:
    • MDX
MSRP $625.25
$427.67
MSRP $625.25
$427.67
Alternator Assembly (RMD) (Denso)
Part Number: 06311-R8A-505RM
Acura Acura
Other Names: Alternator Assembly
Fits:
  • Acura:
    • RDX
MSRP $611.49
$418.25
MSRP $611.49
$418.25
Alternator Assembly (RMD) (Denso)
Part Number: 31100-5J6-A01RM
Acura Acura
Other Names: Alternator Assembly
Fits:
  • Acura:
    • MDX
MSRP $625.25
$427.67
MSRP $625.25
$427.67
Alternator Assembly (CSF89) (Denso)
Part Number: 31100-R40-A01
Acura Acura
Other Names: Alternator (CSF89)
Fits:
  • Acura:
    • TSX
MSRP $645.40
$441.45
MSRP $645.40
$441.45
Alternator Assembly (CSJ89) (Denso)
Part Number: 31100-R8A-A01
Acura Acura
Other Names: Alternator (CSJ89)
Fits:
  • Acura:
    • RDX
MSRP $662.13
$452.90
MSRP $662.13
$452.90
Alternator Assembly (CSJ99) (Denso)
Part Number: 31100-R9P-A01
Acura Acura
Other Names: Alternator (CSJ99)
Fits:
  • Acura:
    • RLX
MSRP $2,774.77
$1,881.29
MSRP $2,774.77
$1,881.29
Alternator Assembly (CSF92) (Denso)
Part Number: 31100-RGW-A01
Acura Acura
Other Names: Alternator (CSF92)
Fits:
  • Acura:
    • MDX,
    • RL,
    • TL,
    • TSX,
    • ZDX
MSRP $702.03
$480.19
MSRP $702.03
$480.19
Alternator Assembly (AHGA65) (Mitsubishi)
Part Number: 31100-RJJ-004
Acura Acura
Other Names: Alternator (AHGA65)
Replaces: 31100-PNC-004
Fits:
  • Acura:
    • RSX
MSRP $1,693.32
$1,148.07
MSRP $1,693.32
$1,148.07
Alternator Assembly (CSD73) (Denso)
Part Number: 31100-RTA-033
Acura Acura
Other Names: Alternator (CSD73)
Replaces: 31100-RTA-003, 31100-RTA-013, 31100-RTA-023
Fits:
  • Acura:
    • TSX
MSRP $469.38
$329.51
MSRP $469.38
$329.51
Alternator Assembly (CSK30) (Denso)
Part Number: 31100-5G0-A02
Acura Acura
Other Names: Alternator (CSK30)
Fits:
  • Acura:
    • RDX
MSRP $786.95
$538.27
MSRP $786.95
$538.27
Alternator Assembly (CSK76) (Denso)
Part Number: 31100-5J2-A51
Acura Acura
Other Names: Alternator (CSK76)
Fits:
  • Acura:
    • TLX
MSRP $714.47
$488.70
MSRP $714.47
$488.70
Alternator Assembly (CSR31) (Denso)
Part Number: 31100-6B2-305
Acura Acura
Other Names: Alternator (CSR31)
Replaces: 31100-6B2-A01
Fits:
  • Acura:
    • RDX
MSRP $705.35
$482.46
MSRP $705.35
$482.46
Alternator Assembly (CSD69) (Denso)
Part Number: 31100-RJA-A02
Acura Acura
Other Names: Alternator (CSD69)
Replaces: 31100-RDJ-A01, 31100-RGL-A01, 31100-RJA-A01
Fits:
  • Acura:
    • MDX,
    • RL,
    • TL
MSRP $633.95
$433.62
MSRP $633.95
$433.62
Holder C, Alternator Cable
Part Number: 32417-5YF-A01
Acura Acura
Other Names: Holder C
Fits:
  • Acura:
    • RDX
MSRP $4.45
$3.34
MSRP $4.45
$3.34
Stay, Alternator Wire Harness
Part Number: 32742-5A2-A00
Acura Acura
Other Names: Stay
Fits:
  • Acura:
    • TLX
MSRP $5.33
$4.00
MSRP $5.33
$4.00
Stay, Alternator Wire Harness
Part Number: 32742-R4H-A00
Acura Acura
Other Names: Stay
Fits:
  • Acura:
    • ILX
MSRP $9.83
$7.38
MSRP $9.83
$7.38
Alternator Assembly (RMD) (Denso)
Part Number: 31100-5X6-J01RM
Acura Acura
Other Names: Alternator Assembly
Replaces: 06311-5X6-505RM
Fits:
  • Acura:
    • ILX,
    • TLX
MSRP $517.82
$354.19
MSRP $517.82
$354.19
Alternator Assembly (CSC09) (Denso)
Part Number: 31100-PGK-A03
Acura Acura
Other Names: Alternator (CSC09)
Replaces: 31100-PGK-A01, 31100-PGK-A02
Fits:
  • Acura:
    • MDX
MSRP $680.80
$465.67
MSRP $680.80
$465.67
Alternator Assembly (CSK39) (Denso)
Part Number: 31100-R53-A01
Acura Acura
Other Names: Alternator (CSK39)
Fits:
  • Acura:
    • TLX
MSRP $760.27
$520.02
MSRP $760.27
$520.02
Alternator Assembly (CSF16) (Denso)
Part Number: 31100-RWC-A01
Acura Acura
Other Names: Alternator (CSF16)
Fits:
  • Acura:
    • RDX
MSRP $599.08
$409.77
MSRP $599.08
$409.77
Holder, Alternator Wire Harness
Part Number: 32134-5G0-A00
Acura Acura
Other Names: Holder
Fits:
  • Acura:
    • MDX,
    • RDX,
    • RLX,
    • TLX
MSRP $15.60
$11.70
MSRP $15.60
$11.70
Clamp, Front Engine Harness Alternator Bracket
Part Number: 32742-PR7-J00
Acura Acura
Other Names: Clamp Front
Fits:
  • Acura:
    • NSX
MSRP $26.92
$20.19
MSRP $26.92
$20.19
Alternator, Core ID (104210-5160) (9764219-516)
Part Number: 06311-RWC-505RM
Acura Acura
Other Names: Altntr (104210 5160)
Replaces: 31100-RWC-A01RM
Fits:
  • Acura:
    • RDX
MSRP $449.30
$315.41
MSRP $449.30
$315.41

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