1. Introduction
This manual provides essential information for the proper installation, operation, and maintenance of your Front Runner Slimline II Roof Rack Kit. Designed for durability and versatility, the Slimline II system offers a robust solution for carrying gear on your Toyota Land Cruiser 100 or Lexus LX470. Please read all instructions carefully before proceeding with installation or use.
Video: Overview of Front Runner's 'Born To Roam' philosophy, showcasing various vehicles and activities with Front Runner gear.
2. Safety Information
- Ensure all components are securely fastened before driving. Regularly check bolts and connections for tightness, especially after off-road use.
- Adhere to the vehicle's maximum roof load capacity as specified by the manufacturer. Do not exceed the rated load capacity of the roof rack.
- Distribute weight evenly across the roof rack to maintain vehicle stability. Secure all cargo properly to prevent shifting during transit.
- Be aware of increased vehicle height and width when the roof rack is installed, particularly when entering garages, car washes, or low-clearance areas.
- Avoid sudden maneuvers, excessive speed, or harsh braking when carrying heavy loads on the roof rack.
3. Package Contents
Your Front Runner Slimline II Roof Rack Kit includes the following main components:
- Front Runner Slimline II Tray (1345mm x 1964mm)
- 2 Custom Foot Rails with Table Openings
- Wind Deflector
- Mounting Hardware and Fasteners
- Detailed Fitting Instructions

Image: A close-up view of the corner section of the Front Runner Slimline II roof rack, highlighting the durable construction and branding.

Image: A hand demonstrating the insertion of a bolt into the T-slot channel of a Slimline II roof rack slat, illustrating the modular attachment system.
4. Setup & Installation
The Front Runner Slimline II Roof Rack is designed for straightforward installation. Refer to the detailed fitting instructions included in your kit for vehicle-specific steps. General steps involve assembling the tray, attaching the foot rails, and mounting the entire assembly to your vehicle's roof.
4.1. Video Installation Guide
Video: A detailed installation guide for the Front Runner Slimline II Roof Rack, demonstrating the assembly and mounting process.
4.2. Key Installation Steps (Summary)
- Unpack and Identify Components: Lay out all parts and verify against the packing list.
- Assemble the Tray: Connect the individual slats and side rails to form the main platform. Ensure all bolts are finger-tight initially.
- Attach Foot Rails: Secure the custom foot rails to the underside of the assembled tray.
- Mount to Vehicle: Carefully lift the assembled rack onto the vehicle's roof. Position it according to the vehicle-specific instructions.
- Secure and Tighten: Fasten the foot rails to the vehicle's mounting points. Once properly aligned, tighten all bolts to the specified torque settings.
- Install Wind Deflector: Attach the wind deflector to the front of the rack.

Image: A side view of the Front Runner Slimline II Roof Rack seamlessly integrated onto the roof of a white vehicle.
5. Operating the Slimline II Roof Rack
The Slimline II system is highly versatile, allowing for various cargo configurations. Its unique bolt-on design facilitates easy and rattle-free mounting of accessories to the top, bottom, or sides of the rack.
- Cargo Securing: Utilize Front Runner's extensive range of accessories (over 50 available) to secure your gear, including tie-downs, eye bolts, and specialized mounts for bikes, kayaks, and rooftop tents.
- Modular Design: The modular construction allows for customization. Slats can be added or removed to create a full platform or to provide unobstructed access to a vehicle's sunroof. Expedition rails can also be added for a basket-style setup.
- Weight Distribution: Always distribute the weight of your cargo as evenly as possible across the rack to maintain vehicle balance and handling.

Image: A white Toyota Land Cruiser 100, equipped with the Front Runner Slimline II roof rack, navigating a rugged dirt trail with scenic mountains in the background.

Image: A vehicle featuring a Front Runner Slimline II roof rack and a deployed rooftop tent, parked in a picturesque outdoor location during twilight, with individuals enjoying a campfire nearby.
6. Maintenance
Regular maintenance ensures the longevity and safe operation of your Slimline II Roof Rack.
- Inspect Fasteners: Periodically check all bolts, nuts, and mounting hardware for tightness. Re-tighten as necessary, especially after initial installation and heavy use.
- Clean the Rack: Wash the rack with mild soap and water to remove dirt, dust, and road grime. Avoid abrasive cleaners that could damage the powder-coated finish.
- Check for Damage: Inspect the rack for any signs of damage, such as cracks, bends, or corrosion. Address any issues promptly to prevent further deterioration.
- Lubricate Moving Parts: If any accessories with moving parts are installed, lubricate them as recommended by their respective manufacturers.
7. Troubleshooting
Here are some common issues and potential solutions:
- Noise/Whistling: Ensure the wind deflector is correctly installed and positioned. Check for any loose accessories or gaps that could cause air turbulence.
- Loose Components: Re-tighten all mounting bolts and accessory fasteners. Refer to the installation guide for correct torque specifications.
- Difficulty Attaching Accessories: Ensure you are using the correct T-slot bolts and nuts for your accessories. Clean the T-slots if they are obstructed by dirt or debris.
- Water Leaks (if applicable to specific vehicle mounts): Verify that all seals and gaskets are properly seated and undamaged. Consult your vehicle's manual or a professional if leaks persist.
8. Specifications
| Feature | Specification |
|---|---|
| Brand | Front Runner |
| Model Number | KRTL029T |
| Item Weight | 91.9 pounds |
| Package Dimensions | 6.81 x 1.77 x 0.55 inches |
| Color | Black |
| Load Capacity | 660 lbs |
| Mounting Type | Bolt Mount, Rails, Roof Mount |
| Material | High-density aluminum (powder-coated) |
9. Warranty and Support
Your Front Runner Slimline II Roof Rack Kit comes with a Limited Lifetime Warranty, ensuring peace of mind regarding manufacturing defects and material quality. For detailed warranty terms and conditions, please refer to the documentation included with your product or visit the official Front Runner website.
For any questions, technical assistance, or support, please contact Front Runner Customer Support. You can find contact information on the official Front Runner website or through your authorized dealer.
Customer Support is available to assist with installation queries, troubleshooting, and parts replacement.







