1. Introducció
This manual provides comprehensive instructions for the installation, operation, and maintenance of your Perfit Liner 6.5-inch Two-Stair Running Boards. Please read this manual thoroughly before installation and use to ensure proper function and safety. These running boards are designed to enhance vehicle accessibility and provide exterior protection.
2. Compatibilitat
These Perfit Liner Running Boards are specifically designed for:
- 2015-2025 Chevy Colorado Crew Cab (4 Full Size Doors)
- 2015-2025 GMC Canyon Crew Cab (4 Full Size Doors)
Note: Not compatible with Diesel Models equipped with a DEF Tank. Not compatible with Standard/Regular Cab (2 Full-Size Doors Only) or EXT/Double Cab (2 Full-Size Doors & 2 Half-Size Rear Doors).

Image 2.1: Visual guide illustrating compatible vehicle types (Crew Cab) and incompatible types (Standard/Regular Cab, EXT/Double Cab) for the running boards.
3. Contingut del paquet
En obrir el paquet, comproveu que tots els components siguin presents i no estiguin danyats:
- 2 x Perfit Liner Running Boards (Left and Right)
- Mounting Brackets (specific to vehicle model)
- All Necessary Hardware (e.g., Flat Washers, Hexagon Nuts, Spring Washers, Double T Bolts, Clip Nuts, Hexagon Flange Bolts)
- Manual d’instruccions d’instal·lació

Image 3.1: Diagram showing product dimensions and a selection of typical hardware components included in the package.
4. Instal·lació (Configuració)
The Perfit Liner Running Boards are designed for a straightforward bolt-on installation process, typically requiring no drilling or cutting. Installation can usually be completed in approximately 30 minutes.
4.1. Llista de verificació prèvia a la instal·lació
- Assegureu-vos que el vehicle estigui aparcat en una superfície plana i que el motor estigui apagat.
- Gather all tools required (e.g., wrenches, sockets).
- Confirmeu que tot el contingut del paquet sigui present i no estigui danyat.
- Review the included installation instruction manual thoroughly.
4.2. Passos d'instal·lació
- Identify the mounting points on your vehicle's frame. These are typically pre-drilled holes.
- Attach the mounting brackets to the vehicle frame using the provided hardware. Do not fully tighten bolts at this stage.
- Carefully position the running board onto the attached brackets.
- Secure the running board to the brackets using the remaining hardware.
- Adjust the running board for optimal alignment and then fully tighten all bolts to the manufacturer's specifications.
- Repetiu el procés per a l'altre costat del vehicle.
For detailed, step-by-step instructions with diagrams, please refer to the separate installation guide included in your package. Online video tutorials may also be available for visual assistance.

Imatge 4.1: Un angle view of the two Perfit Liner running boards, showcasing their design and mounting points.
5. Característiques i funcionalitat
The Perfit Liner Running Boards are engineered with several key features to provide durability, safety, and convenience:
- Enhanced Accessibility: The two-stair design offers an additional step, making entry and exit from your vehicle easier, particularly for children or elderly individuals.
- Protecció del vehicle: These running boards help shield your vehicle's exterior from road debris, scratches, and minor impacts.
- Construcció robusta: Manufactured from high-quality carbon steel, ensuring sturdiness and durability.
- Alta capacitat de càrrega: Designed to support up to 550 lbs (250 kg) without deformation.
- Resistència a la corrosió: Features a high-quality black powder coating and phosphating layer to prevent rust and corrosion.
- Superfície antilliscant: Precision laser cutting and stamping techniques create a textured, non-slip step surface for improved traction.
- Self-Cleaning Design: The hollow structure prevents water and sediment accumulation, contributing to a cleaner surface.
- Rendiment en tot temps: Built to resist extreme temperatures, snow, mud, sand, and water.

Image 5.1: Cutaway view highlighting the phosphating layer for rust prevention, anti-scratch black powder coating, and heavy-duty carbon steel construction.

Image 5.2: Depiction of the running boards supporting two individuals, emphasizing the 550 lbs weight limit.

Image 5.3: Visual representation of the running boards' all-weather protection capabilities against diverse environmental elements.
6. Manteniment
To ensure the longevity and appearance of your Perfit Liner Running Boards, follow these simple maintenance guidelines:
- Neteja regular: Wash the running boards regularly with mild soap and water to remove dirt, mud, and road salt. The hollow design helps prevent accumulation, but occasional cleaning is recommended.
- Inspeccionar els elements de fixació: Periodically check all mounting bolts and fasteners to ensure they remain tight. Re-tighten if necessary to prevent rattling or loosening.
- Eviteu productes químics durs: Do not use abrasive cleaners, solvents, or harsh chemicals, as these can damage the powder coating and finish.
- Inspecció de danys: Inspect the running boards for any signs of damage, such as deep scratches or dents, which could compromise the protective coating. Address any damage promptly to prevent rust.
7. Solució De Problemes
If you encounter any issues with your Perfit Liner Running Boards, consider the following:
- Loose or Rattling Boards: Check all mounting hardware. Ensure bolts are securely tightened.
- Difficulty Stepping: Verify that the running boards are installed at the correct height and angle according to the installation manual.
- Sorolls inusuals: Inspect for any loose components or contact points between the running board and the vehicle frame.
For issues not resolved by these steps, please contact Perfit Liner customer support for assistance.
8. Especificacions
| Atribut | Detall |
|---|---|
| Marca | Perfit Liner |
| Model | CV-SB-WB242439-C0036-6.5 |
| Material | Alloy Steel (Carbon Steel) |
| Color | Negre |
| Dimensions de l'article (L x A x A) | 83 x 6.5 x 4.9 polzades |
| Pes de l'article | 70 lliures |
| Límit de pes | 550 lliures |
| Tipus d'ajust d'automòbil | Ajust específic del vehicle |
9. Garantia i Suport
Perfit Liner is committed to product quality and customer satisfaction.
- Devolucions: This product is eligible for a 30-day easy return policy. Please refer to your purchase platform for specific return procedures.
- Atenció al client: For any questions, concerns, or assistance with installation or product functionality, please contact Perfit Liner customer support directly. Contact information can typically be found on the product packaging or the seller's storefront.





