Table of Contents
What is the torque on the brake caliper bolts?
When Installing Caliper Bolts, Torque Each Bolt to 55 ft. lbs.
Do I need to torque my brake calipers?
Do you have to torque brake calipers? You don’t really need a torque wrench if your just doing brakes. The only bolts that you need to be careful about are the caliper bracket bolts and they just need to be tight. The front brake caliper bracket’s mounting bolts need to be torqued to 80 lb ft.
What is caliper torque?
Brake torque is essentially the power of the braking system. The brake caliper acts on the disc at a certain distance from the hub center, known as the effective radius. The force exerted by the caliper, multiplied by the effective radius of the system equals the brake torque.
What torque wrench do I need for brakes?
The most important number you need is the max torque you’ll be tightening the nuts or bolts to, and get a torque wrench that will go more than that by around double. The middle of the torque range is the most accurate. For example if you need to torque to 40 ft lbs, get a torque wrench that will go up to 80 ft lbs.
Do wheels need to be torqued?
When installing the wheels on a vehicle after servicing, it is important to torque the lug nuts properly. Lug nuts that are not tightened correctly can ruin wheels, affect rotor runout and can be deadly if the wheel comes off or studs snap. Over-torqueing the lug nuts does not affect runout immediately.
How is brake torque calculated?
Having overcome the external forces additional braking torque is required to stop all the moving parts of the machine. This additional torque is calculated as follows: TJ = J . ω [Nm] In this equation the deceleration required can readily be calculated from the braking time.
What is the wheel torque specs?
New wheels should be re-torqued after the first 50 to 100 driving miles.
| Hardware Bolt or Stud Size | Typical Torque Range in Ft/Lbs | Minimum Number of Turns of Hardware Engagement |
|---|---|---|
| 12 x 1.5 mm | 70 – 80 | 6.5 |
| 12 x 1.25 mm | 70 – 80 | 8 |
| 14 x 1.5 mm | 85 – 90 | 7.5 |
| 14 x 1.25 mm | 85 – 90 | 9 |
Do you put grease on caliper bolts?
Before putting the caliper bolts back into their spot, they need to be lubricated properly. Brakes are one of the hottest places for your car, so you’re going to need high-temperature grease. This lubricant is synthetic and can withstand the high temperatures that your car’s brakes will reach.