Grill Griddle and Grates for Weber Spirit 300 Series - Reversible Cast

In this review of the Grill Griddle and Grates for Weber Spirit 300 Series, the bottom line is simple: these cast iron replacements are for grill owners who want a heavy-duty, versatile cooking surface that improves searing and heat distribution. The package includes one cast iron grate and one reversible cast iron griddle, each 17.5 x 11.9 in, and they are a practical replacement for a range of Spirit and Genesis models. If a solid, long-lasting cooking surface and better sear marks are your priorities, this set delivers noticeable results.

Key Features

• Reversible griddle: Flat smooth side cooks eggs and sandwiches evenly while the ribbed side adds sear marks for steaks and burgers.
• Durable cast iron: Both grate and griddle are made from cast iron that retains heat and provides even cooking across the surface for consistent results.
• Correct fit: Sized at 17.5 x 11.9 in to fit Weber Spirit 300 Series, many Genesis models and select Smokefire pellet grills as a direct replacement for original parts.
• Improved efficiency: Uniform heat distribution shortens cooking times so food cooks more quickly and evenly than with warped or thin grates.
• Practical design: The griddle has drainage holes to keep excess oil away from food and a lifting hole for easy handling and storage.
• Seasoned surface: New style flat wide slats come seasoned and offer smaller gaps so small items are less likely to fall through while releasing food well.

Who It's For

This set is well suited to owners of Weber Spirit 300 Series grills and many Genesis models who need a robust retrofit that improves searing and heat retention. Home cooks who sear steaks, grill vegetables, or want a flat surface for eggs and grilled sandwiches will find both the ribbed and smooth sides useful.

Those who should look elsewhere include owners of incompatible Genesis Silver A models and anyone who needs lightweight, portable grates for backpacking or very small grills. Also, if you prefer non-cast-iron materials for low maintenance, a stainless steel alternative may be a better fit.

Pros & Cons

Pros

• Heavy cast iron construction gives excellent heat retention and professional sear marks.
• Reversible design covers a wide range of cooking styles from eggs to steaks.
• Good fit for many Spirit and Genesis models and serves as a reliable replacement for original parts.

Cons

• Cast iron is heavy and requires hand cleaning and drying to prevent rust rather than dishwasher convenience.
• Seasoning maintenance is needed over time to keep the release properties and prevent corrosion.

Specifications

Package contents	1 cast iron grate, 1 cast iron griddle
Dimensions (each)	17.5 x 11.9 in
Material	Cast iron
Compatible models	Weber Spirit 300 Series, Spirit II 300 GS4, multiple Genesis models, Smokefire EX4/EX6
Replacement for	Weber parts including 7638 and 7598 griddle references
Design features	Reversible smooth and ribbed surfaces, griddle hole for oil drainage and handling

Our Verdict

For grill owners who want a sturdy, heat-holding replacement that improves searing and cooking consistency, this cast iron grate and reversible griddle are a smart purchase. They fit a broad range of Spirit and Genesis models, offer clear cooking benefits, and are good value if you are prepared for the routine cast iron care it requires.

Frequently Asked Questions

Will these fit my Spirit E-310?
Yes, the set is sized to fit the Spirit E-310 and other Spirit 300 Series models listed in the product details.

How do I clean and care for the cast iron?
Wait until cool, soak to loosen stubborn bits, hand wash with warm soapy water, rinse and dry completely; use nylon or soft brushes as needed and store in a dry place.

Are these compatible with Genesis Silver B/C?
They are compatible with Genesis Silver B and C and many Genesis models from the specified ranges; check the model list to confirm fit for older or atypical models.