Kamado Joe Classic Joe III 18" Ceramic Grill with Cart
Kamado Joe Classic Joe III 18" – Ceramic BBQ Grill & Smoker with SloRoller
The Kamado Joe Classic Joe III (KJ15040921) is an 18" charcoal-fired ceramic BBQ grill and smoker built for precision control and deep, smoky flavor. Its 3-tier Divide & Conquer® cooking system unlocks true multi-zone versatility, while the SloRoller® insert transforms the dome into a hyperbolic smoker for uniform results. A stable rolling cart, folding shelves, and stainless steel components make day-to-day cooks effortless. New to kamado grilling? Explore our Grill Buying Guide to get started.
Configurations & Fuel Options
Freestanding configuration with powder-coated steel cart and folding shelves; fueled by lump charcoal. Compatible with heat deflectors, rotisserie accessories, and standard kamado tools for expanded cooking styles.
Divide & Conquer® Multi-Zone Mastery
The 3-tier rack design lets you sear, roast, and smoke simultaneously—perfect for full menus on a compact 18" ceramic BBQ grill.
SloRoller® Hyperbolic Smoking
The SloRoller® insert shapes airflow for even smoke circulation and consistent bark development, elevating low-and-slow performance on charcoal cooks.
Ceramic Build & Precision Control
Thick 1.25" ceramic walls lock in heat and moisture, while the Air Lift™ hinge reduces dome weight and the Kontrol Tower™ vent dials in steady temperatures.

Cook multiple dishes at once—set direct and indirect zones on the 3-tier Divide & Conquer® system for seamless weeknight meals or competition-worthy spreads.
Drop in the SloRoller® to convert your kamado grill into a precision charcoal smoker—circulating heat and smoke evenly for richer flavor and consistent results.

Kamado Joe Classic Joe III Features & Benefits
- 18" Ceramic Kamado: Compact footprint with serious capacity for family cooks.
- 3-Tier Divide & Conquer®: True multi-zone cooking for simultaneous sear, roast, and smoke.
- SloRoller® Insert: Hyperbolic airflow design for even smoke distribution and deeper flavor.
- Air Lift™ Hinge & Kontrol Tower™: Featherlight dome handling with precise temperature control.
- Stainless Components: Durable grates, basket, and hardware built for long-term use.
- Ready-to-Roll Cart: Powder-coated steel frame, folding shelves, and locking casters.
- Complete Kit: Includes grill gripper, ash tool, thermometer, and more.
Upgrade to ceramic performance with the Kamado Joe Classic Joe III.
Experience multi-zone cooking and SloRoller® precision on an 18" charcoal grill.
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Kamado Joe Classic Joe III KJ15040921 Specifications
| Brand | Kamado Joe |
| Model | KJ15040921 (Classic Joe III) |
| Configuration | Freestanding ceramic BBQ grill with cart |
| Fuel | Lump charcoal |
| Primary Cooking Surface | 18" diameter, 254 in² |
| Cooking System | 3-tier Divide & Conquer® with SloRoller® insert |
| Body / Materials | 1.25" ceramic body; stainless steel grates; powder-coated steel cart |
| Air Management | Kontrol Tower™ top vent |
| Hinge | Air Lift™ spring-assisted hinge |
| Shelves & Mobility | Folding aluminum side shelves; locking casters |
| Thermometer | Built-in analog |
| Dimensions (W × H × D) | 46.7" × 49.8" × 30.1" |
| Weight | 260 lb |
| Included Accessories | Cart, shelves, stainless basket & grates, grill gripper, ash tool, thermometer |
| UPC | 811738027197 |