Cross reference › GRAND ROCK › r4o3ia
GRAND ROCK R4O-3IA 4"OD TO 3"ID REDUCER ALZ. — verified interchange numbers, vehicle fitment and specifications. Free lookup, no login.
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Try Orderflow free →| Make | Model | Years | Engine |
|---|---|---|---|
| Ford | F-350 | 1988–1994 | |
| Ford | F-250 | 1988–1994 |
Orderflow's verified cross-reference lists 2 equivalent part numbers for the GRAND ROCK r4o3ia, including WALKER 41988. Always confirm against the manufacturer spec before ordering.
This part has 2 verified vehicle applications on record. See the fitment table on this page for makes, models and years.
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Found a wrong match? Report it. Data is a cross-reference guide — always verify against the manufacturer specification for your application.