2011–2018 Chrysler 300 4-Button Smart Key | 56046758AF | LockGenics
Product highlights
- New LockGenics aftermarket smart proximity key
- Replaces Chrysler 56046758AF and AA–AE references
- Compatible original FCC ID M3N-40821302
- 433 MHz; Philips ID46 / HITAG2; CR2032 battery type
- Lock, unlock, trunk x2 and panic; no remote-start button
- Uncut Y172 emergency insert included with each remote
- 1 Pack or 2 Pack; professional programming and cutting required
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Product reference & SKU
2011–2018 Chrysler 300 4-Button Smart Key | 56046758AF | LockGenics
SKU: LG-RSK-CHY-758AF-2PK
The LockGenics 4-button smart key is an aftermarket replacement for the 2011–2018 Chrysler 300 using the 56046758AF / M3N-40821302 key system. It provides lock, unlock, trunk release and panic functions after professional programming. Select a single key or a two-key pack.
Specifications
| Brand / condition | LockGenics / new aftermarket |
|---|---|
| Key type | Smart proximity key for compatible push-button-start vehicles |
| OEM reference part number | 56046758AF |
| Chrysler cross-references | 56046758AA, 56046758AB, 56046758AC, 56046758AD, 56046758AE |
| Compatible original FCC ID | M3N-40821302 (also written M3N40821302) |
| Compatible original IC | 7812A-40821302 |
| Frequency | 433 MHz |
| Transponder | Philips ID46 / HITAG2 |
| Buttons | 4: lock, unlock, trunk release (x2), panic |
| Battery type | CR2032 |
| Emergency insert | Uncut Y172 / K-Y172 blade included with each remote |
Vehicle compatibility
For vehicles equipped with the matching factory proximity / push-button-start system. Year and model alone do not establish compatibility.
| Make | Model | Model years |
|---|---|---|
| Chrysler | 300 | 2011–2018 |
| Dodge | Charger | 2011–2018 |
| Dodge | Challenger | 2015–2018 |
| Dodge | Dart with proximity key | 2014–2016 |
Dodge applications require a matching ID46 four-button system; relevant cross-references include 68051387AC and 68051387AH. Have your locksmith confirm the original part number, frequency, chip type and button layout before ordering.
Choose your pack
- 1 Pack: one aftermarket smart remote and one uncut emergency insert.
- 2 Pack: two aftermarket smart remotes and two uncut emergency inserts.
Programming and cutting
Professional programming with compatible diagnostic equipment is required. The emergency insert must be cut to the vehicle. Programming and cutting services are not included in the product price.
Before you order
This is the ID46 version. It is not interchangeable with the 4A AES version referenced by 68394196AA, even when the housing or FCC reference looks similar. This four-button layout has no remote-start button. OEM numbers identify compatibility; this product is an aftermarket LockGenics replacement and is not an OEM or refurbished Chrysler remote.

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