New LEXUS RX/CT Series 2010-2015 2 Buttons Smart Remote Key 4D 433MHz 89904-48521 FCC ID: B74EA 89904-48521 8990448521 89904 48521 B74EA PCB: 3370 Works on Lexus RX Series/CT Series Have you lost your Lexus Key? or are you after a spare remote key for your Lexus? At tapsy keys we have wide range Lexus Keys for an affordable price. Our price is much cheaper than Lexus Dealer, don't wait get your spare keys programmed today | Tapsy Keys.
Lexus RX/CT Series 2010-2015 2 Buttons Smart Remote Key 4D 433MHz 89904-48521 FCC ID: B74EA
Compatible Part Number: 89904-48521
FCC ID: B74EA
PCB: 3370
Regular price
$162.00 AUD
Product Compatibility
| Brand | Model | Start Year | End Year |
|---|---|---|---|
| LEXUS | RX Series | 2010 | 2015 |
| LEXUS | CT Series | 2011 | 2014 |
Brand
LEXUS
Model
RX Series
From Year
2010
To Year
2015
Brand
LEXUS
Model
CT Series
From Year
2011
To Year
2014
Product Specifications
-
Part Number
89904-48521
Transponder - ID4D TYT PKE
Frequency433MHz ASK
BladeTOY48(EMER KEY)
-
FCC ID
B74EA
Buttons2
Proximity / Smart / Keyless GoYes
Please note:Do not purchase this product if it doesn't match your original key. Before buying, please carefully compare your original key with the product specifications, including images, part numbers, and dimensions. If you're not sure whether this is the right product for you, please send us a photo of your original key before purchasing — this is the most reliable way to confirm fitment and avoid a return.
Frequently Asked Questions
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No, this key is not pre-programmed. You will need a professional locksmith or dealership to program it to your vehicle before it will work.
No — this price is for the remote key only. Programming fees are not included and must be paid separately to a locksmith or dealership.
This depends on the key type. Some universal/programmable remotes can be self-programmed with the right tool (e.g. OBD programmer), while most factory-specific keys require specialised equipment only locksmiths or dealerships have access to. Check the product description for programming requirements specific to this key, or contact us if you're unsure.
Please check the product description to ensure compatibility with your vehicle’s make, model, and year. If you're unsure, consult a locksmith before purchasing to avoid ordering the wrong key.
Programming time and cost vary by vehicle and locksmith, typically ranging from 15–45 minutes. We recommend contacting a local locksmith for a quote before purchasing, as this cost is separate from the price of the key.
If your key doesn't program successfully or isn't functioning as described, contact us straight away with details (including your locksmith's diagnosis so we can help resolve the issue. Please don't attempt further troubleshooting that could damage the key before reaching out.
We accept returns for unused, unprogrammed keys in their original condition within 7 days — see our return policy for full details. If your key is faulty, damaged, or not as described, you're covered under Australian Consumer Law regardless of use, and we'll work with you on a repair, replacement, or refund. Please note some genuine/OEM keys are special-order items and may have different return conditions — check the product page or contact us for specifics.