What size are the bolts on a brake caliper?

What size are the bolts on a brake caliper?

It is standard. 3/8 is the size.

Should you replace caliper bolts?

For this reason — stuck caliper bolts — Carlson recommends replacing them anytime you replace your calipers. Doing so makes sense. Your brakes are a system that is put under enormous pressure and over months and years. Eventually, things wear out and rust.

Can you reuse caliper bolts?

GM say to replace any bolt that was been loctited, however the small caliper bolts can be cleaned up and reused with a new drop of blue loctite without dramas. But the larger caliper to knuckle bolts MUST never be reused as they are torque to yield. TTY bolts are fastened to a higher torque than non TTY bolts.

What is the torque spec for caliper bolts?

Over torquing the caliper guide pin bolts: Caliper guide pin bolts typically need a 13mm wrench to remove. It is a rookie mistake to go nuts on these bolts and break the heads off. Typically these bolts require only 25- to 35-ft/lbs of torque. Be gentle!

Can I use anti seize on brake caliper bolts?

Registered. Anti seize is no good for slide pins, it tends to solidify and not do its job very well for what it needs to to. I use a dab of blue loctite on the bracket bolts and a leave the caliper bolt threads dry. Never had an issue with those seizing, even in PA.

Are caliper bolts torque to yield?

The bolts are Torque-to-Yield (TTY) fasteners that stretch. Rear caliper should be tightened to 100 Nm (74 lb ft) and turn the bolt 60 degrees. In the engine world, TTY fasteners allowed for smaller fasteners while improving clamping loads.

Do I need to put Loctite on caliper bolts?

The repair manual says “Apply a high temperature thread locker (Loctite 272® or equivalent) to the caliper support bracket fasteners. If Loctite 272® (or equivalent) is not available, new caliper support bracket fasteners must be used.”

Do you grease 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.

Are brake caliper bolts reverse threaded?

Just like any other fastener, the brake caliper bolts work best when they are removed and installed properly. Note: While we’re all taught that lefty-loosey – righty-tighty is the preferred method, some brake caliper bolts are reverse thread. This is where referring to your vehicle’s service manual is critical.

Share this post