Sim-Lab GT1 Evo

Overview

The Sim-Lab GT1 Evo is a racing simulator cockpit constructed from 80/20 aluminum profiles, positioning it as an option for sim racers who require a stable and adaptable platform without the premium cost of higher-end rigs. Introduced by Sim-Lab, a company established in 2015, the GT1 Evo is engineered to support a variety of racing peripherals, including high-torque direct drive wheels and load cell pedals. The use of aluminum extrusion allows for a rigid frame that minimizes flex, which is a common concern with less robust cockpit designs when subjected to the forces generated by direct drive wheelbases.

Targeted at entry-to-mid-level sim racers, the GT1 Evo balances structural integrity with a degree of affordability. Its modular design is a core attribute, enabling users to customize the cockpit layout and integrate additional accessories as their setup evolves. This extensibility is inherent to the 80/20 profile system, which uses standardized T-slot extrusions and fasteners, allowing for precise adjustments of wheel decks, pedal plates, and seat mounts. This design choice also means that various third-party mounts and accessories compatible with 80/20 profiles can be utilized, extending the cockpit's functionality beyond Sim-Lab's proprietary offerings.

The GT1 Evo is designed for users who plan to invest in direct drive wheel systems, which provide a direct connection between the motor and the steering wheel, resulting in higher fidelity force feedback compared to gear-driven or belt-driven wheels. The structural rigidity of the GT1 Evo frame is intended to prevent flex or movement under the significant torque outputs of these wheelbases, ensuring that force feedback signals are transmitted accurately to the driver. This makes the GT1 Evo a suitable foundation for building a high-performance sim racing setup, even for those starting with more modest peripherals and planning future upgrades.

Assembly of the GT1 Evo requires mechanical aptitude and basic tools, as is typical for 80/20 profile systems. The process involves securing various lengths of aluminum extrusion together using corner brackets and T-nuts. While this can be more involved than assembling a pre-fabricated steel frame, it provides the benefit of precise adjustment and customization during the build process. The open-ended nature of the 80/20 system means that users are not locked into a fixed configuration, allowing for experimentation with ergonomics and component placement to achieve an optimal driving position. The GT1 Evo serves as a foundational component for a sim racing setup, with users typically needing to source their own racing seat, wheel, pedals, and shifter mounts separately to complete the rig.

Key features

• 80/20 Aluminum Profile Construction: Utilizes standardized aluminum extrusion profiles for a rigid, flex-free chassis that supports high-torque direct drive wheels and load cell pedals.
• Modular Design: The 80/20 system allows for extensive customization, enabling users to adjust component positions and integrate a wide range of accessories and upgrades over time.
• Direct Drive Wheel Compatibility: Engineered to withstand the forces from direct drive wheelbases, ensuring accurate force feedback transmission without chassis flex.
• Adjustable Wheel Deck: Provides flexibility in mounting various wheelbases and adjusting their height and distance relative to the driver.
• Adjustable Pedal Plate: Allows for precise positioning of pedals to suit different driving styles and ergonomic preferences.
• Cable Management Options: The T-slot profiles facilitate routing and concealing cables within the frame, contributing to a tidy setup.
• Extensibility: Compatible with a broad ecosystem of 80/20 compatible components and accessories from various manufacturers, enhancing its long-term utility.

Pricing

The Sim-Lab GT1 Evo is offered as a frame-only package, requiring users to supply their own seat and peripherals. Pricing details are current as of May 26, 2026.

Common integrations

The 80/20 aluminum profile construction of the Sim-Lab GT1 Evo facilitates integration with a wide array of sim racing hardware. Its modularity means that it can support components from various manufacturers, often without requiring proprietary adapters beyond standard 80/20 fittings.

• Direct Drive Wheelbases: Supports popular direct drive wheelbases such as those from Fanatec, Simucube, and VRS DirectForce Pro, often via specific mounting brackets for the wheel deck. For instance, the Fanatec Podium Series can be mounted directly or with manufacturer-specific adapters.
• Load Cell Pedals: Compatible with high-performance load cell pedal sets from brands like Heusinkveld, Fanatec, and Thrustmaster, which typically bolt directly to the adjustable pedal plate.
• Shifters and Handbrakes: Mounts for sequential shifters and handbrakes from companies like Thrustmaster, Fanatec, and Aiologs can be attached to the aluminum profiles using standard T-slot nuts and bolts.
• Racing Seats: Accommodates most bottom-mount and side-mount racing seats, including those from Sparco, OMP, and Next Level Racing, using universal seat brackets often sold separately.
• Monitor Mounts: Can be integrated with single, triple, or ultra-wide monitor stands, either freestanding or directly attached to the cockpit frame using 80/20 compatible monitor mounts.
• Button Boxes and Dashboards: Various button boxes and digital dashboards can be mounted to the profiles, providing additional control and telemetry display.

Alternatives

• Trak Racer: Offers a range of aluminum profile cockpits, including the TR80 and TR120, which compete directly with the GT1 Evo in terms of modularity and direct drive compatibility.
• Fanatec: Known for its integrated ecosystem of wheels, pedals, and cockpits. While their cockpits are often designed with their own hardware in mind, they provide a complete solution for users within the Fanatec ecosystem.
• Next Level Racing: Provides a variety of sim racing cockpits, from entry-level foldable models to more robust aluminum profile rigs like the F-GT Elite, catering to different budgets and space requirements.

Getting started

The Sim-Lab GT1 Evo is a hardware product that requires physical assembly. The "getting started" process involves unboxing, identifying components, and following the provided assembly instructions. While there is no direct "code" involved in setting up the physical cockpit frame, the philosophy of modularity through 80/20 aluminum profiles can be conceptually illustrated with a pseudo-code representation of its component assembly and upgrade path.

// Pseudocode representation of Sim-Lab GT1 Evo assembly and configuration

// 1. Initialize Cockpit Frame (Core Structure)
function assembleGT1EvoFrame() {
    console.log("Unboxing Sim-Lab GT1 Evo components...");
    const aluminumProfiles = getProfilesFromBox();
    const cornerBrackets = getBracketsFromBox();
    const tSlotNuts = getTnutsFromBox();
    const bolts = getBoltsFromBox();

    console.log("Assembling base frame, uprights, and wheel deck support...");
    // Attach profiles using corner brackets, T-nuts, and bolts
    // (This step involves physical tools and alignment)
    return { frameStatus: "assembled", rigidity: "high" };
}

let gt1Evo = assembleGT1EvoFrame();
console.log(`GT1 Evo Frame Status: ${gt1Evo.frameStatus}, Rigidity: ${gt1Evo.rigidity}`);

// 2. Mount Core Peripherals
function mountPeripherals(cockpitFrame, wheelBaseModel, pedalSetModel, seatType) {
    console.log(`Mounting ${wheelBaseModel} wheelbase to wheel deck...`);
    // Adjust wheel deck height and angle (physical adjustment)
    cockpitFrame.wheelbase = { model: wheelBaseModel, position: "optimized" };

    console.log(`Mounting ${pedalSetModel} pedal set to pedal plate...`);
    // Adjust pedal plate distance and angle (physical adjustment)
    cockpitFrame.pedals = { model: pedalSetModel, position: "optimized" };

    console.log(`Installing ${seatType} racing seat...`);
    // Attach seat rails/brackets to seat mounts (physical attachment)
    cockpitFrame.seat = { type: seatType, position: "ergonomic" };

    return cockpitFrame;
}

gt1Evo = mountPeripherals(gt1Evo, "Fanatec DD2", "Heusinkveld Sprint", "Sparco Grid Q");
console.log("Cockpit configured with core peripherals.");

// 3. Add Optional Accessories (Modularity Example)
function addAccessory(cockpitFrame, accessoryType, mountLocation) {
    console.log(`Adding ${accessoryType} at ${mountLocation}...`);
    // Utilize T-slots for flexible mounting
    if (!cockpitFrame.accessories) {
        cockpitFrame.accessories = [];
    }
    cockpitFrame.accessories.push({ type: accessoryType, location: mountLocation });
    console.log(`${accessoryType} successfully integrated.`);
    return cockpitFrame;
}

gt1Evo = addAccessory(gt1Evo, "Shifter Mount", "right_side_profile");
gt1Evo = addAccessory(gt1Evo, "ButtKicker Mount", "under_seat_profile");
gt1Evo = addAccessory(gt1Evo, "Integrated Monitor Stand", "front_of_cockpit");

console.log("Final GT1 Evo Configuration:", gt1Evo);

// 4. Software Setup (Conceptual Link)
function configureSimSoftware(peripherals) {
    console.log("Opening iRacing/Assetto Corsa Competizione...");
    console.log("Calibrating wheel, pedals, and remapping controls...");
    // This step involves in-game/driver software settings for connected hardware
    console.log("Sim racing setup ready.");
}

configureSimSoftware(gt1Evo.wheelbase, gt1Evo.pedals);