Partol 2015 Roof Rack Cross Bars Roof Rails Instruction Manual

Table of Contents

Before Installation Needs To Know

Read these instructions carefully before installation.
Clean the roof and roof rails before installation.
Operation of the vehicle with roof racks installed may cause a noticeable change in wind noise.

Feature	Description
Vehicle Compatibility	Chevy Chevrolet Trailblazer 2021-2023 with flush or

raised rails
Maximum Speed with Load| 120 km/h (75 mph)
Load Distribution| Evenly distributed with the lowest possible centre of gravity

Can I go through an automatic car wash with the roof racks installed?

No, roof racks must be removed before going through an automatic car wash.

What should I do if the roof racks are not in use?

Remove the roof racks and store them safely. Re-install the factory covers, bolts, and clips.

How often should I check the load's security?

Check the load's security after a short distance and then at suitable intervals. Tighten the securing straps whenever necessary.

Are there any speed limitations when driving with a loaded roof rack?

Yes, do not exceed 120 km/h (75 mph) and adapt your speed according to the load and driving conditions.

Serial Number	Product Name	Quantity
A	Front Crossbar Bracket (Longer)	1
B	Rear Crossbar Bracket (Shorter)	1
C	Anti-Scratch Cushion	4
D	Hex Wrench	1
E	Aluminum Sheet	4
F	Button Head Bolts (Shorter)	4
G	Button Head Bolts (Longer)	8
H	Flat Washer	8
J	Mounting Bracket	4

Compatible Vehicles

Roof rack fit for Chevy Chevrolet Trailblazer 2021 2022 2023 compatible with flush rails and raised rails that have fixed points.

Before installing, please check the direction of the crossbars.
Note: The direction can be confirmed by the side of the crossbars. A larger portion of this shape is its front direction.
Choose the shorter rear crossbar (B) and find the left rear (RL) and right rear (RR) mounting brackets (J).
Use round head bolts (shorter) (F) and aluminium plates (E) to connect the mounting bracket (J) to the rear crossbar (B).
Place the rubber pad (C) on the mounting bracket (f).
Place the rear crossbar with the fixed mounting bracket (J) between the roof longitudinal beams.
Note: Before fully fixing the roof rack, adjust the length of the roof rack bracket to fit the width of the roof.
Use long screws (G) and washers (J) to connect the adjusted roof rack to the side member. Use a wrench (D) to secure the roof rack.
The installation process of the front crossbar (A) is the same as that of the rear crossbar (B).
Ensure that the roof rack is correctly installed on the roof longitudinal beam.
After installing the crossbar and bracket, shake each crossbar to ensure the safety and stability of the luggage rack.

Before Installation Needs To Know

Read this instruction carefully before installation.
Clean the roof and roof rails before installation.
Operation of the vehicle with roof racks installed may cause a noticeable change in wind noise.

Load

Check your owner’s instruction manual for maximum roof load capacity.
On road capacity = maximum roof load capacity – load carrier weight
Off-road capacity road capacity /1.5
The load may not significantly exceed the load camera’s width, and it should always distributed evenly across the load carrier and with the lowest possible center of gravity.
Prepare specialized racks when carrying bikes, surfboards, kayaks, canoes, ski boards, and snowboards.
When several surfboards are being carried, they should not be placed beside each other but instead one on top of the other.
When carrying long items such as kayaks, canoes, and surfboards, these shall be secured both at the front and the rear of the vehicle.
All loose or removable parts of the load should be taken off before loading.
The load, s security should be checked after a short distance, and thereafter at suitable intervals. Tighten the load’s securing straps whenever necessary.

Partol-2015-Roof-Rack-Cross-Bars-Roof-Rails-FIG-12

Driving

Adapt your speed according to the load weight and the current driving conditions such as the road conditions, wind speed and direction, traffic conditions and applicable speed limits, do not exceed 120 km/h (75 mph) in any circumstances, and observe speed limits.
Drive over speed bumps with 10 km/h (6 mph) maximum speed.
The vehicle’s total height increases when loading, note and observe height limits.
The vehicle’s driving characteristics and braking performance change and its vulnerability to side winds increases when a load is carried on the roof.
Check the tension of the load canier frequently, especially when travelling on rough roads.