If you’re chasing perfect grill marks… this is how you catch them. Cast Iron WAVE Cooking Grate Set for Napoleon Rogue 625 (S83021). The exact replacement part you’re looking for, or an alternative to cooking on stainless steel grates if you want to swap. The Napoleon S83021 Cooking Grate Set is the cast iron upgrade for Rogue 625 grills—built to hold serious heat and deliver that deep, aggressive sear you just don’t get from lighter materials.

This is a 3-piece WAVE™ grate system, designed to cover the full cooking surface while locking in heat like a vault. Once it’s hot, it stays hot—and that’s exactly what your steaks want.

• (2) 11-3/4in. x 17-3/4in. Left and Right Grates
• (1) 11in. x 17-3/4in. Center Grate

More heat. Better sear. Real results. Cast Iron is for customers who want performance over convenience!

• Cast iron = best choice for searing (hands down)
• Needs seasoning—but rewards you for it
• Heavier than stainless → more stable heat
• WAVE™ grid design, Keeps smaller foods from slipping while maximizing surface contact
• Full 3-piece set, Designed specifically for Rogue 625 fireboxes—perfect fit, no gaps

When your old grates are done, you’ll notice:

• Food sticking
• Weak sear marks
• Rust or flaking

These new grates fix all that!