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GatesPart #: K040409

Gates K040409 Serpentine Belt - Air Conditioning
⚙️ 52 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$41.91Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
🔥
✅ In Stock · Ready To Ship
Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦Premium OE Micro-V Belt, Air Conditioning
🚗Fitment: Mercedes-Benz, AMG GT, AMG GT 63, AMG GT 63 S, AMG GT C, AMG GT R, AMG GT S, C63 AMG, C63 AMG S, E63 AMG S, G550, G550 4x4, G63 AMG, GLC63 AMG, GLC63 AMG S, Maybach S560, Maybach S650, S560, S560L, and S63 AMG
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
Not what you need? Click here for all Serpentine Belt options
Gates K040409 Serpentine Belt - Air Conditioning
| Brand | Gates |
| Part Number | K040409 |
| Position | Premium OE Micro-V Belt, Air Conditioning |
| Material | Epdm |
| Top Width | .56 |
| Top Width | 14 |
| Cord Material | Polyester |
| Cross Section Designation | K |
| Effective Length | 1040 |
| Effective Length | 40.94 |
| Outside Circumference | 1056 |
| Outside Circumference | 41.57 |
| Type | Automotive v-ribbed belt (standard) |
| Grade Type | Oe performance |
| Rib Quantity | 4 |
This part fits 52 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2022 | Mercedes-Benz | G550 | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2021 | Mercedes-Benz | C63 AMG | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2021 | Mercedes-Benz | C63 AMG S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2021 | Mercedes-Benz | G550 | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2021 | Mercedes-Benz | GLC63 AMG | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2021 | Mercedes-Benz | GLC63 AMG S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2021 | Mercedes-Benz | S560 | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2020 | Mercedes-Benz | C63 AMG | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2020 | Mercedes-Benz | C63 AMG S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2020 | Mercedes-Benz | G550 | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2020 | Mercedes-Benz | G63 AMG | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2020 | Mercedes-Benz | GLC63 AMG | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2020 | Mercedes-Benz | GLC63 AMG S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2020 | Mercedes-Benz | Maybach S560 | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2020 | Mercedes-Benz | Maybach S650 | 6.0L | V12 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2020 | Mercedes-Benz | S560 | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | AMG GT | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | AMG GT 63 | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | AMG GT 63 S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | AMG GT C | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | AMG GT R | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | AMG GT S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | C63 AMG | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | C63 AMG S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | E63 AMG S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | G550 | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | G63 AMG | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | GLC63 AMG | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | GLC63 AMG S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | Maybach S560 | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | S560 | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | S560L | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2019 | Mercedes-Benz | S63 AMG | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2018 | Mercedes-Benz | AMG GT | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2018 | Mercedes-Benz | AMG GT C | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2018 | Mercedes-Benz | AMG GT R | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2018 | Mercedes-Benz | AMG GT S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2018 | Mercedes-Benz | C63 AMG | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2018 | Mercedes-Benz | C63 AMG S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2018 | Mercedes-Benz | E63 AMG S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2018 | Mercedes-Benz | G550 | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2018 | Mercedes-Benz | G550 4x4 | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2018 | Mercedes-Benz | GLC63 AMG | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2018 | Mercedes-Benz | GLC63 AMG S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2018 | Mercedes-Benz | Maybach S560 | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2018 | Mercedes-Benz | S560 | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2018 | Mercedes-Benz | S63 AMG | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2017 | Mercedes-Benz | C63 AMG | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2017 | Mercedes-Benz | C63 AMG S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2016 | Mercedes-Benz | C63 AMG | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2016 | Mercedes-Benz | C63 AMG S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
| 2015 | Mercedes-Benz | C63 AMG S | 4.0L | V8 | GAS | Air Conditioning | Premium OE Micro-V Belt |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
003993289625-0404094PK1040K040409
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.