This kit includes one new 4.80/4.00-8 High Speed Trailer Kit. The kit contains two wheels and two ...This kit includes one new 4.80/4.00-8 High Speed Trailer Kit. The kit contains two wheels and two stub axles. Wheel Specification: Wheel size 4.80/4.00-8, Overall diameter: 418mm, Max section width: 120mm, Max load: 760lbs (345kg) each @ 90psi, Max speed: 81mph (130kph), E marked road legal in the UK and EU. The tyres have a tread depth of 4.5mm. The wheels are heavy duty steel rims with 4 studs and a 100mm PCD (centre hole is 60mm). Hub & Stub Specification: The hubs are 4 stud 100mm PCD, M12 stud and have high speed sealed ball bearings that do not require greasing. The stub axles are 35x35mm square and 200mm long, with rounded edges for easy fitting. They are a genuine ALKO product manufactured in the EU. The total weight capacity of this kit is 690kgs.
This guide provides essential information for users of the Parnells P811 Trailer Kit. Designed for trailer owners, this kit offers a complete solution for upgrading or replacing trailer wheels and axles, ensuring road legality and safe operation. Note that proper installation and adherence to weight limits are crucial for optimal performance and safety.
All features
Model Part Number
P811
Brand
Parnells
Extended Product Information
FAQs
What is the PCD?
The PCD (Pitch Circle Diameter) is 100mm, which refers to the diameter of the circle that passes through the center of the wheel studs.
What is the maximum speed for these wheels?
The maximum speed is 81mph (130kph).
Do these wheels require greasing?
No, the high-speed sealed ball bearings do not require greasing.
What is the load capacity of the kit?
The total weight capacity of this kit is 690kgs.
Are these wheels road legal?
Yes, they are E-marked and road legal in the UK and EU.
What size are the stub axles?
The stub axles are 35x35mm square and 200mm long.
What is the tire tread depth?
The tires have a tread depth of 4.5mm.
Troubleshooting
Wheel wobble or vibration
Check and tighten lug nuts; inspect for wheel or hub damage. Ensure proper tire inflation.
Difficulty turning the wheel
Inspect the wheel and hub for obstruction or damage; check for bearing issues.
Premature tire wear
Check tire pressure, ensure proper alignment, and inspect for any obstructions.
Bearing failure
Replace the damaged wheel or hub
Pros and Cons
Pros
Complete kit for easy trailer upgrades.
Road legal in UK and EU.
High-speed rated for versatile use.
Durable and maintenance-free sealed bearings.
High load capacity per wheel.
Cons
Requires proper installation for safe operation.
Weight capacity of the kit is 690kgs, may not be suitable for all trailers.
Tyre tread depth is 4.5mm, so may need replacing sooner than expected.
May require professional assistance for installation if you are not mechanically inclined.
Setup, Compatibility & Care
Setup:
Preparation: Ensure the trailer is safely supported and the old wheels and axles are removed.
Axle Installation: Mount the stub axles securely to the trailer frame, ensuring proper alignment.
Wheel Mounting: Attach the wheels to the hubs, tightening the lug nuts to the recommended torque specification.
Inspection: Double-check all connections and ensure the wheels spin freely without obstruction.
Compatibility:
Trailer Type: Suitable for a wide range of trailers with a 4-stud 100mm PCD hub.
Load Capacity: Verify that the total weight of your trailer and its cargo does not exceed 690kgs.
Care:
Regular Inspection: Check the tires for wear and tear, and ensure they are inflated to 90psi.
Lug Nut Tightness: Periodically check and tighten the lug nuts to the manufacturer's specifications.
Bearing Check: While sealed bearings require no greasing, inspect them for any signs of damage or unusual noise during use.