What is the difference between 4707 and 4515 brake shoes?

What is the difference between 4707 and 4515 brake shoes?

Until now, the 4515 brake shoe has been easily distinguishable from the 4707 brake shoe by the prominent “hump” found on the 4515 web rails, while 4707 web rails remained smooth along the arc of the web. See Figure 1. However, 4515 brake shoes without the hump have recently become common.

What are the two types of brake shoes?

Types of Brake Shoes

• Drum Brake Shoes. There are different types of drum braking setups.
• Parking Brake Shoes. Even if you have disc brakes on all four corners, you probably still have drums on the rear of the car.
• AC Delco.
• Bosch.
• Raybestos.
• Power Stop.
• Wagner.
• Friction Material.

What’s the difference between Q and Q Plus brake shoes?

Here’s the history on this: When the first “quick change” brake shoes came out, they called them Q shoes. Later on, they decided to make them thicker so they’d last longer. They called these Q plus. Since the shoes were thicker, they had two choices, either make the drums bigger or make the camshafts smaller.

What is Fmsi friction?

The Friction Materials Standards Institute (FMSI), which maintains the standardized part numbering system for aftermarket brake pads anndounced a new identification number for OE brake pads.

How do I choose brake shoes?

You need to consider how long the pads are designed to last as well as the rotor when engaging the brake pads. Noise and Vibration: You’ll want to consider how much noise, vibration, and even pedal feel pressing down on the brake pad will cause. Dust Levels: Brake pads may collect dust that then clings to your wheel.

How do I know my brake shoe size?

Expert Reply: To determine whether you need a 10 or a 12 inch brake shoe, you would measure the inside diameter of your brake drum. Depending on the brake assembly, in many instances the cost of a new assembly is the same or just a few dollars more than the replacement brake shoes.

What is a Q Plus brake shoe?

Available with wider brake shoe packages and advanced friction material, the Q+ offers longer lining life and helps fleets meet reduced stopping distance regulations. Engineered to assist vehicle manufacturers meet new FMVSS-121 stopping distance requirements, Meritor drum brakes remain the industry standard.

What does GG mean on brake pads?

HH Pads can sometimes prove grabby, scary in the wet and ineffective in every day use when they fail to reach a good operating temperature. GG Pads This grade of Pad is a great all rounder and will perform well in most conditions. GG are softer than HH pads and bed in quicker on worn discs.

What does Fmsi stand for in brakes?

What is the best material for brake shoes?

CERAMIC. Ceramic brake pads have excellent stopping power and disperse heat well. Ideal for most normal driving applications, they produce very little dust or noise and are long lasting. Many foreign and domestic vehicles are equipped with ceramic brake pad formulations from the factory.

Are Bosch brake shoes good?

Bosch is an OEM supplier for automakers worldwide, and its extensive line of aftermarket automotive parts meets or exceeds original equipment quality and performance standards. Bosch QuietCast brake pads earned our best overall rating for our application.

What does the measurement stamped on the brake drum indicate?

This dimension is cast or stamped on our brake drums as indicated on the drawing shown below. The dimension is the maximum safe diameter or thickness to which a drum or rotor may be turned, ground and/or worn.

How much play is allowed in S Cam bushings?

Free play should be between 3/8 and 5/8 of an inch. If free play falls below the minimum or exceeds the maximum, inspect all brake components for damage or out-of-spec conditions.

Is there a left and right S Cam?

To ensure you’ve got the correct camshaft, turn the S groove to face you. If the Left hand will fit in the groove, you’re holding a left hand camshaft. If replacing a camshaft on the passenger side, you’ll replace it with a Right Hand Camshaft.

What is the Rockwell part number for brake shoes?

Brake Shoes Brake Shoes 16 ” Rockwell Part No. FMSI No. Rivet Size OEM Number Web No. Brake Kit (page no.) Camshaft Master Group (page no.) Remarks 01-130

When did Eaton start making no tab brake spiders?

Eaton began producing some truck brake spiders in 1981 which were fabricated rather than the popular forged spiders. This necessitated the use of a new no-tab sho e .S w itab l n rk py d Some drive axle applications with no-tab shoes are provided with “high m ou nt” sh e.If rig a lpb d’ , measure distance from spring pin to roller socket.

What is the page number on a Rockwell Q plus shoe?

A page number is referenced for further information in the brake shoe section. Page Number Part Number Description 1601-00315” Dana HA 1901-00415” Rockwell Q-Plus 01-00515” Rockwell Q-Plus 01-00615” Rockwell Q-Plus 01-00715” Rockwell Q-Plus

What is the best alternative to Rockwell Q?

New style is alternative to ROCKWELL “Q” shoe, will replace or work in conjunction with “Q”. 5-1/2″ MERITOR 1-1/4″ MERITOR “P” MERITOR “Q”