If your grill is cooking unevenly, rusting out, or losing heat, new grates can make a noticeable difference fast. The right replacement brings back steady temperatures and better sear marks.
This roundup of cast iron grates for Char Broil grill models focuses on fit, build quality, and compatibility so you can replace worn parts with less guesswork.
Best 10 Cast Iron Grates for Char Broil Grill Picks for 2026
Model-Specific Replacement
17" Cast Iron Grill Grates for Commercial Infrared
- Fits many Char-Broil Commercial Tru-Infrared 3-burner models
- Heavy-duty cast iron for strong heat retention
- Creates bold sear marks on meat and vegetables
Best For: Compatible Char-Broil Commercial infrared owners needing a durable replacement grate.
Universal Adjustable Option
Charbroil Universal Cast Iron Grate
- Adjusts to fit grills from 14 to 19.5 inches
- Porcelain-coated cast iron surface
- Good for portable or flexible grill setups
Best For: Flexible grill owners who need one adjustable cast iron grate.
Full-Coverage Replacement Set
17" Cast Iron Grates for TRU Infrared 4 Burner
- Three grates cover a 17 x 28.5-inch area
- Fits several Char-Broil and compatible grill models
- Heavy-duty cast iron supports strong searing
Best For: Compatible grill owners who want a full 3-piece cast iron replacement set.
Direct-Fit Infrared Replacement
Charbroil Commercial 3-Burner Grates
- 3-piece cast-iron replacement set
- Fits listed Char-Broil Commercial/Signature models
- 17 x 7 1/2 inch grate size
Best For: Compatible Char-Broil infrared grill owners needing an original-style replacement
Heavy-Duty Performance Swap
Charbroil 4-Burner Cast Iron Grates
- Thicker cast iron with solid rods
- Includes 2 narrow grates and 1 larger grate
- Fits many listed Char-Broil models
Best For: Buyers wanting a durable replacement for supported Performance-series grills
Infrared 3-Burner Upgrade
Char-Broil Tru-Infrared Grates
- Direct replacement for listed infrared part numbers
- Fits many Commercial, Medallion, and Signature models
- Heavy-duty cast iron for heat retention
Best For: Compatible Tru-Infrared owners wanting a durable, factory-style grate set
Performance 4-Burner Upgrade
Cast Iron Grates for Charbroil 18×25
- Fits many Performance 4-burner Char-Broil models
- Enamel cast iron helps with heat retention and searing
- Includes 2 grates plus 1 narrow grate
Best For: Compatible Char-Broil Performance 4-burner owners wanting a heavy-duty replacement
Infrared 3-Burner Match
17-Inch Cast Iron Replacement Grates
- Fits select Char-Broil Infrared 3-burner grills
- Heavy matte cast iron for heat retention
- Three-piece set covers 17" x 23 1/4" total
Best For: Infrared Char-Broil owners needing a compatible cast iron replacement
Flexible 4-Burner Fit
- 3-piece layout with 1 large and 2 small grates
- Fits many Char-Broil Performance models
- Matte cast iron supports heat retention and searing
Best For: Shoppers who want a flexible 3-piece cast iron replacement for compatible grills
Model-Specific Replacement – 17" Cast Iron Grill Grates for Commercial Infrared
If you need cast iron grates for char broil grill models in the Commercial Tru-Infrared lineup, this 17-inch replacement is built for a model-specific fit and dependable heat retention. It’s designed to replace worn cooking surfaces on several 3-burner Char-Broil infrared grills while giving steaks and vegetables stronger sear marks.
Best For: Owners of compatible Char-Broil Commercial Tru-Infrared 3-burner grills who want a heavy-duty cast iron replacement.
Pros:
- Fits a wide list of Char-Broil Commercial Tru-Infrared 3-burner model numbers.
- Durable cast iron construction is built to last and resist the chipping common with lighter grates.
- Retains heat well for even cooking and prominent grill marks.
- Helpful rust-prevention care tips are included in the product notes.
Cons:
- Compatibility is specific, so model matching matters.
- Cast iron requires regular seasoning and dry storage to avoid rust.
Overall, this is a strong replacement choice if your grill matches the listed Char-Broil Commercial infrared models and you want the classic searing performance of cast iron.
Universal Adjustable Option – Charbroil Universal Cast Iron Grate
For shoppers comparing cast iron grates for char broil grill setups, this universal option stands out because it adjusts to fit a wide size range. The porcelain-coated cast iron surface is aimed at portable or flexible grilling situations where you need one grate that can adapt to more than one setup.
Best For: Grills that need an adjustable, porcelain-coated cast iron grate with broad size compatibility.
Pros:
- Adjusts to fit grills from 14 inches to 19.5 inches.
- Porcelain-coated cast iron construction combines durability with easier handling.
- Compact 7.75-inch width makes it a versatile single-grate replacement.
- Designed for outdoor use and portable grill setups.
Cons:
- Only one grate is included, so it may not cover larger cook surfaces.
- Universal sizing is convenient, but it is less exact than a model-specific part.
This is a practical choice if you value adaptability over exact OEM-style matching and want a cast iron grate that can work across several grill sizes.
Full-Coverage Replacement Set – 17" Cast Iron Grates for TRU Infrared 4 Burner
If you’re searching for cast iron grates for char broil grill replacements with broader coverage, this 3-pack is built for several Char-Broil TRU-Infrared and related grill models. The grates measure 17 x 9.5 inches each, and the set is designed to deliver even heat retention and strong searing across a full cooking area.
Best For: Owners of compatible 3-burner or 4-burner TRU-Infrared grills who want full-surface coverage from a heavy-duty cast iron set.
Pros:
- Three-grate layout covers a 17 x 28.5-inch cooking area.
- Compatible with multiple Char-Broil, Nexgrill, Lowe’s, BHG, and Members Mark models.
- Heavy-duty cast iron is designed to resist warping and chipping.
- Promotes even heat distribution and strong sear marks.
Cons:
- Emitter plates are not included.
- Fit depends on matching the original grate size and model.
This is a solid upgrade if your grill matches the listed dimensions, especially when you want a full cast iron replacement set rather than a single grate piece.
Performance 3-Piece Replacement – Cast Iron Grates for Char-Broil Performance 4-Burner
For buyers comparing cast iron grates for char broil grill replacements, this 3-pack is aimed at Char-Broil Performance models and includes both large and small grates for a mixed-size cooking surface. The cast iron build is intended to hold heat well, leave clear grill marks, and provide a practical replacement when your original grates are worn.
Best For: Char-Broil Performance grill owners who need a mix of large and small cast iron replacement grates.
Pros:
- Compatible with several Char-Broil Performance model numbers.
- Includes one large grate and two smaller grates for versatile coverage.
- Heavy-duty cast iron is durable and easy to clean with proper care.
- Designed to help create attractive grill marks on food.
Cons:
- Model and dimension checking is important before ordering.
- Cast iron needs oiling after use to protect it from moisture.
This set makes sense if your grill needs a specific 3-piece replacement and you want the heat retention and searing performance that cast iron is known for.
Direct-Fit Infrared Replacement – Charbroil Commercial 3-Burner Grates
If you need cast iron grates for char broil grill models with a three-piece infrared setup, this replacement is built for several Char-Broil Commercial and Signature 3-burner units. It follows the original 17 x 7 1/2 inch grate sizing and is meant as a direct swap for the listed part numbers, so it’s a practical option when your factory grates are worn or damaged.
Best For: Owners of compatible Char-Broil Commercial or Signature 3-burner infrared grills who want a straightforward replacement set.
Pros:
- 3-pack cast-iron set for the original three-piece infrared layout
- Compatible with multiple Char-Broil Commercial and Signature model numbers
- Designed for easy installation and replacement
- Measured to match 17 x 7 1/2 inch grates
Cons:
- Fit depends on matching your original part size and model number
- New cast iron grates may need extra brushing before food releases easily
For the right grill, this set is a clean, no-fuss replacement that stays close to the original hardware. If your current grates match the listed dimensions and part numbers, it offers a solid way to restore cooking surface coverage without guesswork.
Heavy-Duty Performance Swap – Charbroil 4-Burner Cast Iron Grates
These cast iron grates for char broil grill owners are aimed at a broad range of Performance-series and related Char-Broil models, including several 4-burner and 2-burner listings. The set includes two narrow grates and one larger grate, and the dimensions are clearly laid out so you can compare them to your original parts before ordering.
Best For: Shoppers replacing worn Char-Broil Performance grates who want a thicker cast iron cooking surface.
Pros:
- Thicker cast iron construction with solid rods
- Fits multiple Char-Broil Performance, Commercial, and other listed models
- Package includes 2 narrow grates and 1 larger grate
- Made for even heating and durable use
Cons:
- Compatibility list is broad, so model and size checks are important
- Heavier cast iron may be less convenient than lighter grates
- Replacement set is model-specific, not universal
This is a strong pick if you want cast iron durability and a direct replacement for supported Char-Broil grills. The value here is in the detailed fit list and the heavier cooking surface, which should appeal to buyers prioritizing heat retention and long-term use.
Infrared 3-Burner Upgrade – Char-Broil Tru-Infrared Grates
If you’re shopping for cast iron grates for char broil grill models with a Tru-Infrared 3-burner setup, this replacement is built around the original three-piece system. It matches the listed part numbers and dimensions closely, while also emphasizing heavy-duty cast iron construction for better heat retention and consistent searing.
Best For: Owners of compatible Char-Broil Tru-Infrared 3-burner grills who want a durable, direct replacement.
Pros:
- Fits many listed Commercial, Medallion, SmartChef, and Signature models
- Direct replacement for G466-0025-W1A and related part numbers
- Heavy-duty cast iron for durability and heat retention
- Designed to deliver even heat and strong sear marks
Cons:
- Emitter plates are not included
- Must confirm original size before ordering
- Cast iron needs routine brushing and light oiling
Overall, this is the most focused match for compatible Tru-Infrared grills, especially if you want a replacement that stays close to the factory layout. It’s a practical choice when the goal is dependable fit, strong heat performance, and a longer-lasting cooking surface.
Performance 4-Burner Upgrade – Cast Iron Grates for Charbroil 18×25
If you need cast iron grates for char broil grill models in the Performance 4-burner line, this DELSbbq set is built as a direct replacement for several Char-Broil part numbers and grill models. The enamel cast iron construction is designed to hold heat, resist corrosion, and produce strong sear marks, making it a practical swap when your original grates are worn out.
Best For: Owners of compatible Char-Broil Performance 4-burner grills who want a heavy, heat-retaining replacement grate set.
Pros:
- Fits many Char-Broil Performance 4-burner model numbers, plus G470-0002-W2 and G470-0003-W1 replacements
- Enamel cast iron build aims for even heating, rust resistance, and better searing
- Includes 2 cooking grates plus 1 narrow cooking grate for the listed 18″ x 25″ layout
- Designed to leave professional-looking sear marks on meat, sausages, and bread
Cons:
- Compatibility depends on matching your original size and model exactly
- New cast iron grates may stick more at first and need seasoning/cleaning
For buyers with the right Char-Broil model, this is a straightforward replacement that prioritizes heat retention and grilling performance over lightweight convenience. It’s a solid fit if your goal is restoring a familiar cooking surface with cast iron benefits.
Infrared 3-Burner Match – 17-Inch Cast Iron Replacement Grates
For cast iron grates for char broil grill owners with compatible infrared 3-burner units, this GGC replacement set is sized to match several Char-Broil Commercial and Signature infrared models. The heavy-duty matte cast iron is meant to retain heat well, support stronger sear marks, and provide a durable replacement when the original grates are due for swapping.
Best For: Char-Broil infrared 3-burner grill owners who need a heavy cast iron replacement set matched to the listed part numbers.
Pros:
- Compatible with multiple Char-Broil Commercial Infrared and Signature Infrared 3-burner models
- Heavy-duty matte cast iron is built for heat retention and durability
- Three-piece set covers 17″L x 23 1/4″W total footprint
- Designed to help lock in flavor and leave baking marks on food
Cons:
- Must verify dimensions and model numbers before ordering
- Aftermarket fit means it’s not a universal grill grate solution
This is a strong pick if your infrared Char-Broil needs a replacement that keeps the same cooking feel and performance goals. The main value here is precise compatibility with the listed models and a robust cast iron build.
Flexible 4-Burner Fit – 18-Inch Cast Iron Grates Set
If you’re shopping for cast iron grates for char broil grill models in the Performance 4-burner category, this DC150 set offers a flexible replacement pattern with two smaller grates and one larger grate. The matte cast iron is intended to heat evenly, hold heat well, and provide the kind of strong sear marks many grill owners want from a cast iron upgrade.
Best For: Buyers who need a 3-piece cast iron replacement for compatible Char-Broil Performance grills and want a versatile size layout.
Pros:
- Fits a wide list of Char-Broil 4-burner models plus several 2- and 5-burner models
- Three-piece layout includes 1 larger grate and 2 smaller grates
- Matte cast iron is built for heat retention, durability, and searing
- Notes include care steps to help extend grate life and reduce sticking
Cons:
- Requires careful checking of original size and model before buying
- Cast iron can be fragile in transit and may need seasoning before best results
This set stands out for buyers who want more flexibility in piece layout without giving up cast iron cooking performance. If the fit matches your grill, it’s a practical way to restore a worn grate setup with a durable, heat-efficient replacement.
How We Picked the Best Cast Iron Grates for Char Broil Grill
We focused on Cast Iron Grates for Char Broil Grill owners who want a practical replacement, not a universal part that only sort of fits. The best options matched specific Char-Broil model families, offered durable cast iron construction, and were designed to support consistent heat retention for better browning and searing.
We also looked for clear compatibility details, sensible grate sizes, and replacement parts that make sense for common 3-burner and 4-burner Char-Broil layouts.
Quick Comparison
If you already know your grill model, start there. 17-inch grates are common for several Char-Broil infrared and performance models, while 18-inch grates are often the better fit for certain Performance 4-burner units. Universal options can be useful, but exact-model replacements usually reduce the risk of gaps, poor seating, or unstable cooking surfaces.
Key Buying Factors for Cast Iron Grates for Char Broil Grill
Exact Fit and Model Match
Check the stamped model number on your grill and compare it carefully with the product listing. Even small differences in burner count or series name can change grate dimensions.
Grate Size and Shape
Measure length, width, and edge style before buying. A grate that is too short can shift during cooking, while one that is too large may not sit properly in the firebox.
Cast Iron Performance
Cast iron holds heat well and helps create stronger sear marks, but it also needs regular seasoning and drying to limit rust. If you want the best cooking results, cast iron is usually worth the maintenance.
Coating, Finish, and Care
Look for a finish that is easy to season and maintain. Good upkeep matters: brush off debris, oil lightly after cleaning, and store the grates dry.
Who Should Buy Which Cast Iron Grates for Char Broil Grill?
Choose exact-model replacement grates if you want the safest fit and the least hassle. Choose universal or broad-compatibility grates if your original part number is unavailable and you are comfortable double-checking dimensions. Choose cast iron grates if your priority is heat retention, searing performance, and a heavier-duty feel than basic plated steel.
For most shoppers, the best choice is the grate that matches both the Char-Broil model and the cooking surface size. That gives you the best balance of fit, performance, and long-term value.