Adviace cast-iron replacement grates for Oklahoma Joe Longhorn — 4-Pack porcelain finish, restores heat and sear

If your Oklahoma Joe Longhorn smoker-grill is showing worn, warped, or missing grates, this four-piece Adviace cast iron set is a direct-fit replacement crafted to bring back even heating and strong sear marks. Each grate is built to the original dimensions and finished for easier cleanup, giving you reliable performance without the cost of OEM parts.

Will these grates fit my Oklahoma Joe Longhorn models?

Yes — these grates are cut to match the factory sizing for the listed Longhorn combo models. They replace the original cooking surfaces so installation is straightforward and requires no modification.

• Individual grate: 19 1/16" x 9 5/16"
• Full set footprint: 19 1/16" x 37 1/4" (4 pcs combined)
• Compatible models: 15202029, 12201767, 14201767, 18202083, 16202046
• Works with Longhorn Combo 3-burner charcoal and gas smokers

How do these cast iron grates improve cooking?

Cast iron holds and spreads heat much better than thin steel grates, which means more consistent cooking across the surface and stronger sear lines. The matte porcelain-enamel finish helps food release more easily and simplifies cleanup after grilling sessions.

• Superior heat retention for even cooking
• Promotes professional-style searing and grill marks
• Porcelain finish reduces sticking and speeds cleaning
• Durable material increases the grill’s usable life

What should I expect when installing and maintaining these grates?

Installation is usually plug-and-play: lift out old grates and set the new pieces into the existing supports. Routine care—seasoning cast iron periodically and avoiding harsh detergents—keeps the finish intact and performance consistent season after season.

• Simple drop-in replacement—no tools required
• Hand wash or gentle scrubbing with warm water
• Season lightly after cleaning to protect the enamel and iron
• Store dry to prevent rust on exposed edges

Are these grates a cost-effective alternative to OEM parts?

They provide the same functional benefits as manufacturer grates for a fraction of the price, allowing you to refresh an older grill without a major investment. Adviace offers a practical replacement option and a short satisfaction guarantee for shipping-related damage.

• Lower cost than many local or OEM replacements
• Four-piece pack restores the complete cooking surface
• Replacement or refund offered for damage during shipment (90 days)
• Helps extend the life of your existing grill body

Who is this for: This Adviace 4-pack is aimed at owners of Oklahoma Joe Longhorn combo grills who want to replace worn or damaged cooking grates with durable cast iron pieces that offer better heat retention and searing. It’s also a good choice for grill hobbyists seeking an affordable upgrade to improve performance without replacing the whole unit.