Product Description

🔧 12V 130A Alternator — Fits 2003-2009 Acura MDX/RL/TL & 2005-2008 Honda Odyssey/Pilot/Ridgeline 3.5L/3.7L — Replaces 31100-RDJ-A01, Lester 11099

Is your Acura MDX, RL, TL, or Honda Odyssey/Pilot/Ridgeline struggling with dimming headlights, a dead battery after short trips, or that annoying ALT warning glowing on the dash? A failing alternator is a common headache on high-mileage J-series V6 engines, and dealership replacements often run $800+ once labor is factored in. This 130A alternator is 100% factory tested, built to strict OE-matched specs, and delivers reliable power to keep your battery charged and all electronics (AC, headlights, infotainment) running smoothly — all at a fraction of dealer cost.

✅ Key Features & Benefits

  • 100% Factory Tested — Every unit is validated for voltage regulation and output before shipping, so you don’t get a dud that leaves you stranded in a parking lot.

  • OE-Matched Performance — Engineered to match original Denso/Honda/Acura alternator specifications for perfect fit and consistent 12V/130A output. No bracket modifications or wiring tweaks needed — bolts right into your existing mounting points.

  • Built for Harsh Conditions — Key internal components are greased to resist noise, vibration, and corrosion from road salt and extreme under-hood temperatures, ensuring long-term reliability.

  • Long-Life Design — Premium brushes and heavy-duty bearings resist premature wear, eliminating the whining and grinding noises that plague cheap aftermarket units.

  • Quiet Operation — Internal regulator (IR) and internal fan (IF) keep noise and vibration to a minimum, preserving the refined cabin experience of your Acura or Honda.

⚙️ Specifications

  • Condition: 100% Brand New

  • Material: Aluminum

  • Finish: Silver

  • Placement: Front (Engine Bay)

  • Voltage: 12V

  • Rotation: CW (Clockwise)

  • Amperage: 130A

  • Pulley Grooves: 6

  • Regulator: IR (Internal)

  • Fan Type: IF (Internal)

🔢 Part Numbers

Please confirm your original alternator’s part number matches one below before ordering:

Acura OE: 31100-RDJ-A01, 31100-RGL-A01, CSC10, CSD29

Honda OE: 31100-RGL-A01, 31100-RGM-A01, 31100-RJA-A01, 31100-RJA-A02, 31100-RYP-A01, CSD29, CSD30, CSD69

Denso: 104210-3100, 104210-4290, 104210-4300, 104210-4301, 104210-4690

Lester: 11099, 11150, 11151

Arrowhead (OEM) Old: VND0339

Arrowhead (OEM): VND0339, AND0308, AND0340, AND0408

Arrowhead: 400-52252R

J & N: 400-52163, 400-52252R

Dixie Electric: A-80032, A-80312, A-80313, A-80337

Lucas Electrical Europe: LRA01621, LRA04171

NAPA Power Premium Plus: 213-9567

PIC: 290-5083, 290-5220, 290-5221, 290-5221A, 290-5222

Remy Light Duty: 12423, 12723, 12778

USA Industries: A2918, A3150

WAI (Old): 1-2975-01ND, 1-2976-01ND

WAI: 1-2970-01ND-3, 11151N, 11151R

Wilson: 90-29-5548, 90-29-5654, 90-29-5681

Wilson New: 90-29-5548, 90-29-5654, 90-29-5681

🚗 Vehicle Fitment

✅ Fits the following vehicles with the specified engine:

Acura

  • 2003–2006 MDX — 3.5L V6

  • 2007–2009 MDX — 3.7L V6

  • 2005–2008 RL — 3.5L V6

  • 2004–2008 TL — 3.2L V6

  • 2007–2008 TL — 3.5L V6


Honda

  • 2005–2007 Odyssey — 3.5L V6

  • 2005–2008 Pilot — 3.5L V6

  • 2006–2008 Ridgeline — 3.5L V6

💡 Fitment Tip

These models span multiple generations of the J-series V6. Always confirm your original part number matches the list above. Send us your 17-digit VIN at checkout and we’ll verify fit before shipping.

📦 Package Includes

  • 1 × 12V 130A Alternator

⚠️ Installation & Troubleshooting (Professional Install Recommended)

Basic Install Steps:

  1. Disconnect the negative battery terminal first to avoid electrical shorts.

  2. Remove the intake hose, MAF sensor, and air filter box to access the alternator.

  3. Loosen the serpentine belt tensioner and slip the belt off the alternator pulley.

  4. Unplug all electrical connectors, remove mounting bolts, and pull the old unit out.

  5. Clean oil, dust, or debris from the engine’s alternator mounting surface.

  6. Slide the new alternator into place, hand-tighten bolts, then torque to spec.

  7. Reconnect wiring, reinstall the belt (double-check it’s seated on all pulleys), and reassemble intake components.

  8. Reconnect the battery, start the engine, and check voltage at idle — should read ~13.8–14.4V.

Diagnose Alternator Noise Before You Buy (Avoid Unnecessary Returns!):

  • Noise changes with engine speed? Check the serpentine belt first — worn, stretched, or misaligned belts are the #1 cause of alternator-area noise. Adjust or replace the belt before swapping parts.

  • Noise from front/back of the alternator? Likely dry or worn bearings, common on high-mileage units.

  • Noise from the middle with visible vibration? Internal stator/rotor friction — the old alternator is confirmed bad and needs replacement.

✅ Why Buy This Alternator

  • Direct Fit for 8 Popular Acura/Honda Models — No modifications needed when part number matches.

  • Matches 40+ OE & Aftermarket References — Including common Denso, Lester, and Honda/Acura part numbers for guaranteed fitment.

  • 130A Output — Handles all factory accessories plus aftermarket upgrades without strain.

  • Far Cheaper Than Dealership Pricing — Skip the $800+ dealer quote and get back on the road for less.

  • VIN Verification Available — Send your VIN at checkout for pre-shipping fit confirmation.


👉 Add to cart today, and send your VIN for a guaranteed fit before we ship.

We accept PayPal only. If buyer want to delay the payment because of financial problem, please contact me by the ebay message within 3 days

Payment via PayPal (PayPal accepts all major credits/debit cards and eCheque)

ECheque payment will take 3-10 days to get clear, thus DELAYing the shipment.
Handling time: 1 business day (Orders are not processed on weekends & holidays)
Tracking information will be sent once item is shipped.
Local pick-up is unavailable at the moment.
For international shipping and shipping to Guam, Hawaii and Alaska, Please contact us before placing the order.
Item is shipped to ebay address. Leaving correct address can minimize delay.


For any issues with Defects, Return, Item Exchange request, please contact us first and send us a message first before opening any type of case or request. We devote ourselves making EVERY CUSTOMER in 100% Satisfactory and resolve any problem. We highly value and appreciate your business. Thank you.
No returns will be accepted without an RMA number. Please contact us for the RMA number.
Return is acceptable within 30 days of delivery.
Return for replacement or money back is optional.
Returned items must be in the brand new, unaltered and resalable condition.
Seller is not responsible for any labor cost, expense in a dealer store, or damage due to wrong installation.

Return is accepted within 14 days after the buyer's receiving the item. (Excluding contrived damagement or misusage).100% money-back Guaranteed!
All product will be tested in 100% before delivery.If the item is defected by the processing of postage,Buyer has up to 14 days from date of receipt for
exchange of a new one.All shipping charges for returned products are to be paid by the buyer,Please contact us for the return address

All messages will be answered within 24 office hours.

Please contact us either by clicking "contact seller" in the "purchase history" section or simply click "ask a question" at the bottom of this page.

If you are unsatisfied with our item or service, please contact us before leaving any feedback. We are committed to resolve all issues in a friendly and satisfactory manner. We always reply to messages within 2 business days (off-duty at weekend). If you do not get a response from us, then please check your junk or spam mailbox.


Payment

We accept PayPal only. If buyer want to delay the payment because of financial problem, please contact me by the ebay message within 3 days

Payment via PayPal (PayPal accepts all major credits/debit cards and eCheque)

ECheque payment will take 3-10 days to get clear, thus DELAYing the shipment.
Shipping
Handling time: 1 business day (Orders are not processed on weekends & holidays)
Tracking information will be sent once item is shipped.
Local pick-up is unavailable at the moment.
For international shipping and shipping to Guam, Hawaii and Alaska, Please contact us before placing the order.
Item is shipped to ebay address. Leaving correct address can minimize delay.


Terms
For any issues with Defects, Return, Item Exchange request, please contact us first and send us a message first before opening any type of case or request. We devote ourselves making EVERY CUSTOMER in 100% Satisfactory and resolve any problem. We highly value and appreciate your business. Thank you.
No returns will be accepted without an RMA number. Please contact us for the RMA number.
Return is acceptable within 30 days of delivery.
Return for replacement or money back is optional.
Returned items must be in the brand new, unaltered and resalable condition.
Seller is not responsible for any labor cost, expense in a dealer store, or damage due to wrong installation.
Returns

Return is accepted within 14 days after the buyer's receiving the item. (Excluding contrived damagement or misusage).100% money-back Guaranteed!
All product will be tested in 100% before delivery.If the item is defected by the processing of postage,Buyer has up to 14 days from date of receipt for
exchange of a new one.All shipping charges for returned products are to be paid by the buyer,Please contact us for the return address

Contact Us

All messages will be answered within 24 office hours.

Please contact us either by clicking "contact seller" in the "purchase history" section or simply click "ask a question" at the bottom of this page.

If you are unsatisfied with our item or service, please contact us before leaving any feedback. We are committed to resolve all issues in a friendly and satisfactory manner. We always reply to messages within 2 business days (off-duty at weekend). If you do not get a response from us, then please check your junk or spam mailbox.


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