Mike and his wife and two children currently live in Peachtree City, GA. Great post, Mike. Though it doesn’t happen overnight, gradual changes affect the alignment in your vehicle eventually requiring the need for an alignment. Most often alignment reports are printed in color that indicate whether the particular angle is in or out of alignment. The easiest way to understand tire markings is to take an example and break it down. Shop tires, oil & fluid exchanges, brake services, AC recharges, steering & suspension, batteries and wipers. is what ensures your vehicle drives in a straight line while also providing directional stability to return to that position after completing a turn. Vertical: Angularity Offset Front foot offset Rear foot offset. Following the alignment service, the report should show that the completed process was a success, the alignment specifications, including the camber angle, toe angle, and caster angle, and explain how the values were out of specification beforehand if your wheel alignment was off, and how the wheel alignment cost helped to fix the specification. When the alignment process begins, the technician will use an alignment machine to measure the vehicle. For each alignment check, you the customer should be presented with two printouts; ‘BEFORE’ – this printout shows the alignment readings of the vehicle straight ‘off the street’ with no adjustments. Step 3. Alignment is part of the suspension system and is the geometric measurement of how the wheels fall into line and rotate at the same speed and direction. "shaft alignment"| aligning machinery| "precision alignment"| Alignment tolerances| Fixturlaser NXA Pro. How to Interpret an Alignment Printout Step 1. Red often indicates that the alignment is too negative or positive while green means the measurement is right on target. It is possible to align the vehicle with the large customer in the driver’s seat to set the correct amount of toe. ... Any bump or cornering force that Is applied to the tire can exert a twisting force on the steering that Is proportional to the length of the scrub radius. For an excellent discussion on tolerances as it relates to feet values, check out: http://thealignmentblog.com/blog/2012/05/04/foot-tolerances-vs-coupling-center-tolerances-for-shaft-alignment/. The vehicle's actual caster angles are within specifications. Caster measures the angle from top to bottom of the steering axis related to the suspension components at the wheel. Alignment Angles Explained Ride Height: ... To read a true included angle on these types of vehicles, you first have to adjust camber the same on both wheels. The front right and left tire toe should be at zero and +/- 3mm. This shaft alignment report happens to be from a Fixturlaser NXA Professional but all alignment reports should contain similar information in an easy to understand format. makes steering exceedingly sensitive at high speeds and reduces the wheel’s directional returnability once turns are completed. The factory recommended wheel alignment specifications for the Subaru WRX is as follow. occurs when the load is ahead or there is pulling on the spindle. . Prior to that he was a wireline logger for Schlumberger Well Services. Thrust Angle. To convert 285mm to inches you divide 285 by 25.4 to get 11.22". Then, you’re handed a piece of paper with an illustration of a car, some red, green, and yellow colors, and a bunch of numbers that make absolutely no sense. I would advise anyone who has had an alignment done at Tires Plus (or anywhere else) to READ your Alignment Report. Now that you understand how to read an alignment report, schedule your next alignment with Sun Auto service. Wheel Alignment In its most basic form, a wheel alignment consists of adjusting the angles of the wheels so that they are perpendicular to the ground and parallel to each other. Our skilled technicians use only the most sophisticated alignment machines to guarantee your vehicle is aligned to the specifications set forth by your vehicle manufacturer–all in about an hour! Reading Your Wheel Alignment Report. Here’s what’s included with an alignment at Les Schwab Tires: tire inspection, test drive before, steering and suspension inspection, tire pressure check and adjustment, alignment angles measured and adjusted, test drive after, and a printed report showing before and after measurements. If the limit is 0.26, total maximum may be 0.52, or maybe less. Expressing angularity ‘per inch’ is definitely the way to go. Trust your local Sun Auto Service to get your car running right with over 40+ years of complete auto-care. Still have questions about alignments and alignment reports? The kingpin offset/scrub radius is the distance from the center of … The thirty minutes reading equals one-half degree. As a suspension compresses and rebounds, the alignment angles change. Every idea is direct to the point. This post is a very good guide. In addition to precision alignment, he has field experience in vibration analysis, field and shop balancing, oil analysis and ultrasonics. This field is for validation purposes and should be left unchanged. Carefully pull the tread depth gauge away from the tire, and read the measurement shown on the scale. When the wheels aren’t lined up straight, there’s a constant scuff that works against normal tread wear. The Before column is the original measurement when the car came in. Deciphering this report on your own could leave you feeling like you’re trying to solve a riddle, but it doesn’t have to be. Camber is typically positioned with a slight angle as opposed to completely upright which helps counterbalance forces due to cornering. An adjustment is needed when either of these angles fall out of their predetermined specifications. Brakes Alignment Engine Repair Services Tire Repair Services Steering & Suspension Schedule Repair Services Online You can save time in the store by pre-booking … Book … Notice the 45’ or forty-five minute reading for the RF. Since it is positive, the front of the rear tire points into the center of the car. On metric tires the first number is your width of the tire in millimeters. With use, the occasional bump against a curb, or new tires, the vehicle falls out of alignment. Camber measures the angle that the wheel and tire stand relative to the road. He joined VibrAlign in 1992 and supports clients in Georgia, South Carolina, Alabama and the Florida Panhandle. In example "B" this reads 285mm. 530-G Southlake Blvd. Step 2. Note: Incorrect air pressure, vehicle alignment, loose or worn parts, driving conditions, load, etc, can cause rapid or uneven tire wear. So, too, does the alignment report. Place the measuring pin in the main tread groove, and press down until the base of the gauge is resting firmly on the tread blocks on either side of the groove. There are two basic types of tire/wheel imbalance that need correction – static (single plane) and dynamic (dual plane). Have you ever talked to your vehicle’s auto technician and just nodded your head feigning understanding? occurs when the wheels lean toward the center of the vehicle at the top. Most maintenance personnel understand that documenting a precision shaft alignment is a good idea, but don’t always understand how to interpret the data. Copyright © 2021 Sun Auto Service. Too much positive camber results in tire wear on the outside of the tire. That’s why it’s a good idea to have your alignment checked at least once per year. (95) Load Index A tire's load index is a measurement of how much weight each tire is designed to support. The purpose of these adjustments is maximum tire life and a vehicle that tracks straight and true when driving along a … Looks fine to me, I do agree the price is a bit high for the apparent effort. When the alignment process begins, the technician will use an alignment machine to measure the vehicle. Mike Keohane has been involved in machinery reliability since 1985. Address Read the manufacturer and the tire name. Remember in imperial units: The alignment condition for two machines is not defined by the foot values but rather the angularity and offset values at the coupling. Now that you understand how to read an alignment report, schedule your next alignment with Sun Auto service. Caster measures the angle from top to bottom of the steering axis related to the suspension components at the wheel. To save money, some tire and auto care facilities offer lifetime alignment packages in the range of $200 with scheduled alignment every 6,000 miles, … Looking at the alignment information below the picture of the stationary and movable machines; the top line of numbers (to the right the machine icon with two feet) represents the angularity, offset, front foot and rear foot values in the vertical plane. Here is a quick primer on how to read a typical alignment report. All values are in mils except for the angularity which is in mils/1”. This shaft alignment report happens to be from a Fixturlaser NXA Professional but all alignment reports should contain similar information in an easy to understand format. They say the name brand of the company, such as Hankook, or Michelin, or Goodyear. Our friendly Service Advisors and Technicians are happy to answer all your questions. All Rights Reserved. I'm more used to seeing After in that column. The alignment system is measured in three different areas including camber, caster, and toe. The Actual column should be what it is after the alignment. . Excessive negative camber will result in wear on the inside of the tire. The sidewall of your tires is filled with important information that tells you everything about your tire regarding the dimensions, construction, operating characteristics and manufacturer.
how to read tire alignment report 2021