Radiator Surge Tank Overflow Hose - GM (23121539)
Genuine OEM GM Parts & Accessories - 23121539
Radiator Surge Tank Overflow Hose - GM (23121539)
Genuine OEM GM Parts & Accessories - 23121539
- GM
- 23121539
Details
- Brand:
- SKU:
23121539
- Other Names:
Overflow Hose
- Description: GM Genuine Parts Radiator Surge Tank Overflow Hose (Part Number: 23121539) is a radiator surge tank overflow hose that connects the overflow/expansion tank to the cooling system to manage coolant expansion.World Parts Direct is a U.S. based distributor providing OEM parts, competitive pricing, a compatibility guarantee, and technical support.
- Function: Transfers overflow coolant between the surge/expansion tank and the radiator to maintain correct coolant levels.
- Design: OEM-specified hose for proper routing and clamp locations to help preserve cooling system integrity.
- Category / Service: GM OE Radiator Parts / Heating & Cooling
- Line #: 4
- Condition: New
- Notes: Included with reservoir tank.
- MSRP: $9.23
- You Save: $1.48 (16% off)
- Sale Price: $7.75
Also Purchased
Fast Delivery
Most in-stock items ship within 1–3 business days. Special orders may take longer.
OEM Parts. Wholesale Prices.
Genuine OEM parts with a nationwide warranty. Lowest pricing guaranteed.
Shop With Confidence
Secure checkout, verified fitment, and dealer-backed support from real parts experts.
- GM
- 23121539
Details
- Brand:
- SKU:
23121539
- Other Names:
Overflow Hose
- Description: GM Genuine Parts Radiator Surge Tank Overflow Hose (Part Number: 23121539) is a radiator surge tank overflow hose that connects the overflow/expansion tank to the cooling system to manage coolant expansion.World Parts Direct is a U.S. based distributor providing OEM parts, competitive pricing, a compatibility guarantee, and technical support.
- Function: Transfers overflow coolant between the surge/expansion tank and the radiator to maintain correct coolant levels.
- Design: OEM-specified hose for proper routing and clamp locations to help preserve cooling system integrity.
- Category / Service: GM OE Radiator Parts / Heating & Cooling
- Line #: 4
- Condition: New
- Notes: Included with reservoir tank.
Vehicle Fitment
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|
WorldPartsDirect.com
Thanks for shopping with World Parts Direct, home of the low-price and right-part-guarantee! Everything we carry is genuine, OEM and ships straight from a licensed dealership. All of our products are backed by a nationwide warranty and can be returned within 30 days if you no longer need it. What's the catch? There isn't one! Nobody beats our prices and nobody offers higher quality parts than we do, and if we cannot get the part you need, nobody can! We offer hundreds of thousands of unique items, including discontinued parts. Your satisfaction is our top priority and we hope you'll give us the opportunity to earn your business today.
GM

Built with GM’s engineering expertise, ACDelco and OEM GM parts are factory original equipment replacement parts for your Chevy, Buick, Cadillac, GMC, Saturn, Pontiac, Oldsmobile or Hummer. Every ACDelco and OEM GM part is rigidly held to federal safety and quality standards and is guaranteed by GM Replacement Parts Limited Warranty. You can trust GM Genuine Parts when ordering this Radiator Surge Tank Overflow Hose for your 2014-2019 Chevrolet Corvette vehicle. GM Parts & Accessories Limited Warranty.
