Description
Technical Specifications
21581 5 oz 1993-1987 Chevrolet, S Series Pickup, 4-Cyl. 2.5 L, Lower 19 483 No 1.5 38 1.75 44
Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.
- Recommend for upper, lower, by-pass, heater and other coolant hose applications.
- Heat and ozone resistant cover.
- Engineered to resist electrochemical degradation – the leading cause of hose failure.
- Re-engineered materials resist vacuum collapse.This reduces the need for internal springs in many applications.
- Meets SAE 20R4 and 20R3 Type EC Class D-1 and D-2 specifications.
Temperature Rating: -40 F to 275 F (-40 C to 135 C) in coolant hose applications.
Note: Gates recommends replacing standard worm drive and spring loaded clamps with Gates PowerGrip(R) SB Clamps each time a new coolant hose is installed.
Gates – Driven By Possibility
No 0 Coolant Hose Molded Coolant Hose Hose
| Manufacturer | Part Numbers | Superseded Parts |
|---|---|---|
| CHEVROLET | 15547877 | LLV15547877, 15547877GM, 8302 |
| CONTINENTAL-VEYANCE | 427, 62266 | |
| DAYCO CORP | 81261 | |
| GATES GOVT SALES DIVISION | L87-89LWR | L8789LWR |
| GATES RUBBER CO | GAT/21581 | |
| GOODYEAR FRESHSTART | 427 | |
| LBG INDUSTRIES | 15547877 | |
| OTHER | 15547877, 21581 | 62266, GAT21581 |
Vehicle Fitment
| Make | Model | Years |
|---|---|---|
| CHEVROLET | LLV | 1987-1993 |
| CHEVROLET | S10 | 1987-1993 |
| CHEVROLET | S10 BLAZER | 1987-1988 |
| ENGINE | GM – 2.5L IRON DUKE | * |
| GMC | SONOMA | 1991-1993 |
| GMC | S15 | 1987-1990 |
| GMC | S15 JIMMY | 1987-1988 |
| GRUMMAN | LLV | 1987-1993 |
This list of compatible vehicles and years is accurate, but it may not be complete. There may be additional vehicle applications and years compatible with this part not listed.









