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OE Quality
60-Day Returns
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NissensPart #: 637659
Nissens 637659 Radiator
⚙️ 14 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$195.43Free 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
🚗Fitment: Smart, Forfour and Fortwo
🔄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 Radiator options
Nissens 637659 Radiator
| Brand | Nissens |
| Part Number | 637659 |
| Material | Aluminum |
| Core Height | 15.6299 |
| Core Width | 18.8976 |
| Core Length | 0.6299 |
This part fits 14 vehicles. Search below:
| Year | Make | Model | Submodel | Body Type | Drive Type | Transmission | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | Smart | Forfour | Hatchback | RWD | Manual | 1.0L | L3 | GAS | N/A | without oil cooler | |
| 2018 | Smart | Fortwo | Coupe | RWD | Manual | 1.0L | L3 | GAS | N/A | without oil cooler | |
| 2017 | Smart | Forfour | Coupe | RWD | Manual | 1.0L | L3 | GAS | N/A | without oil cooler | |
| 2017 | Smart | Fortwo | Passion | 0.9L | L3 | GAS | N/A | Radiator for primary engine cooling | |||
| 2017 | Smart | Fortwo | Proxy | 0.9L | L3 | GAS | N/A | Radiator for primary engine cooling | |||
| 2017 | Smart | Fortwo | Prime | 0.9L | L3 | GAS | N/A | Radiator for primary engine cooling | |||
| 2017 | Smart | Fortwo | Pure | 0.9L | L3 | GAS | N/A | Radiator for primary engine cooling | |||
| 2016 | Smart | Forfour | Coupe | RWD | Manual | 1.0L | L3 | GAS | N/A | without oil cooler | |
| 2016 | Smart | Fortwo | Prime | 0.9L | L3 | GAS | N/A | Radiator for primary engine cooling | |||
| 2016 | Smart | Fortwo | Pure | 0.9L | L3 | GAS | N/A | Radiator for primary engine cooling | |||
| 2016 | Smart | Fortwo | Passion | 0.9L | L3 | GAS | N/A | Radiator for primary engine cooling | |||
| 2016 | Smart | Fortwo | Proxy | 0.9L | L3 | GAS | N/A | Radiator for primary engine cooling | |||
| 2015 | Smart | Fortwo | Coupe | RWD | Manual | 1.0L | L3 | GAS | N/A | without oil cooler | |
| 2014 | Smart | Fortwo | Coupe | RWD | Manual | 1.0L | L3 | GAS | N/A | without oil cooler |
* 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:
13752214101206R45350001038660006105A4535000103DRM23113
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.