What size are brake caliper bolts?
Brake caliper bolts are an essential component of a vehicle's braking system, responsible for securing the brake caliper to the vehicle's suspension or brake mounting points. The size of these bolts can vary depending on the make, model, and year of the vehicle, as well as the specific brake system design. In this article, we'll provide a detailed overview of the typical brake caliper bolt sizes and how to determine the correct size for your vehicle.
Typical Brake Caliper Bolt Sizes
The most common brake caliper bolt sizes are:
- M10 x 1.25 (10mm diameter, 1.25mm thread pitch)
- M12 x 1.25 (12mm diameter, 1.25mm thread pitch)
- M14 x 1.5 (14mm diameter, 1.5mm thread pitch)
These sizes are typically used for passenger vehicles, SUVs, and light-duty trucks. However, it's important to note that some larger vehicles, such as heavy-duty trucks or commercial vehicles, may use even larger bolt sizes, such as M16 or M18.
Determining the Correct Bolt Size
To determine the correct brake caliper bolt size for your vehicle, you can follow these steps:
- Consult your vehicle's owner's manual or service manual, which should provide the specific bolt size information.
- Measure the existing bolts on your vehicle. Use a caliper or micrometer to measure the diameter and thread pitch of the bolts.
- Check with a local auto parts store or your vehicle's manufacturer to confirm the correct bolt size for your specific make, model, and year.
It's crucial to use the correct bolt size to ensure a secure and safe installation of the brake caliper. Using the wrong size bolts can lead to issues such as caliper movement, brake fluid leaks, and potentially dangerous brake system failures.
Importance of Proper Torque
In addition to using the correct bolt size, it's also essential to tighten the brake caliper bolts to the proper torque specification. Overtightening or undertightening the bolts can cause problems, such as bolt breakage or caliper misalignment. Always refer to your vehicle's service manual or consult a professional mechanic to determine the correct torque specification for your brake caliper bolts.
By following these guidelines and using the appropriate brake caliper bolt size and torque, you can ensure the safe and reliable operation of your vehicle's braking system.
What size bolt is a disc brake caliper?
- M6 x 16mm size is ideal for disc brake mounting bolts, but also works for other applications. - Head fitted for 5mm allen key. - Pre-applied loctite helps keep bolts secure.
What tool do I need to remove caliper?
Use sockets and a ratchet to remove the caliper from the suspension. You need a line wrench to remove the brake line from the top of the caliper before removing the caliper from the suspension. This slotted wrench can be slipped past the brake line but still have almost complete contact with the bleed nipple.
What are the bolts on a brake caliper?
The brake caliper bolt, also known as the caliper bracket bolt or the caliper mounting bolt, secures the brake calipers to the steering knuckle brackets.
What size bolts for post mount calipers?
9-13 mm
For forks and frames with post mounts, with or without brackets and/ or spacers, there must be 9-13 mm of mounting bolt thread engagement when mounting brake calipers. Bolts and brackets may need to be purchased separately.
What size are flat mount caliper bolts?
Available in M5x15mm, M5x17mm, M5x22mm, M5x27mm, M5x32mm, M5x37mm, M5x42mm.
What size wrench for caliper bolts?
The caliper bolts should be 13mm and the bracket bolts are 15mm or 17mm. If they turn out to be allen bolts all the ones i've seen take a 10mm allen wrench. If they are torx they will be a #55.
What size wrench fits bolts?
Wrench Size Chart
| Bolt&Nut Diameter | Wrench Size | |
|---|---|---|
| 1/2" | 3/4" | 0.7500 |
| 9/16" | 13/16" | 0.8125 |
| 5/8" | 15/16" | 0.9375 |
| 3/4" | 11/8" | 1.1250 |
Do caliper bolts need to be tight?
I think it's so important to understand why you're doing something when you're doing it not just to repeat it as a as a parrot or or a trained monkey or something.
Do new calipers come with bolts?
The only bolts that would normally come pre-installed on a caliper are the ones holding the two halves of a dual-piston caliper together. If those are the ones you're talking about, don't tighten them.
Are all brake calipers the same size?
Brake calipers come in all different shapes and sizes. What size caliper you need entirely depends on what vehicle you've got. Theres a simple solution for this however. Make your way over to the search bar and just search up your vehicle.
