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OE Quality
60-Day Returns
DaycoPart #: 71973
Dayco 71973 Radiator Coolant Hose - Upper
⚙️ 30 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$38.68Free 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.
Out of Stock
✅OE Direct Replacement — Bolt-on fit, no modifications needed
📦Curved Radiator Hose, Upper
🚗Fitment: Chevrolet and GMC, Blazer, Jimmy, R1500 Suburban, R2500 Suburban, V1500 Suburban, and V2500 Suburban
🔄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 Coolant Hose options
Dayco 71973 Radiator Coolant Hose - Upper
| Brand | Dayco |
| Part Number | 71973 |
| Position | Curved Radiator Hose, Upper |
| Material | Epdm |
| Color | Black |
| End 1 Inside Diameter | 1 1/4 |
| End 2 Inside Diameter | 1 1/2 |
| Contains Heat Shield | N |
| Contains Protective Sleeve | N |
| Hose Type | Dual i.d. hose |
| SAE Specification | Sae j20r4 class d-1, sae j1684 type ec |
| Trunk Height | 25 |
This part fits 30 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1991 | Chevrolet | Blazer | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1991 | Chevrolet | R1500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1991 | Chevrolet | R2500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1991 | Chevrolet | V1500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1991 | Chevrolet | V2500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1991 | GMC | Jimmy | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1991 | GMC | R1500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1991 | GMC | R2500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1991 | GMC | V1500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1991 | GMC | V2500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1990 | Chevrolet | Blazer | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1990 | Chevrolet | R1500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1990 | Chevrolet | R2500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1990 | Chevrolet | V1500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1990 | Chevrolet | V2500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1990 | GMC | Jimmy | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1990 | GMC | R1500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1990 | GMC | R2500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1990 | GMC | V1500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1990 | GMC | V2500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1989 | Chevrolet | Blazer | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1989 | Chevrolet | R1500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1989 | Chevrolet | R2500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1989 | Chevrolet | V1500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1989 | Chevrolet | V2500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1989 | GMC | Jimmy | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1989 | GMC | R1500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1989 | GMC | R2500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1989 | GMC | V1500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
| 1989 | GMC | V2500 Suburban | 5.7L | V8 | Upper | Curved Radiator Hose |
* 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:
26295X
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.