Gm rear end casting numbers decode?

The BOM will identify the model number, the gear ratio, the type of axle / differential, and component parts. The STAMPED assembly date/ratio code of AA 1005 translates to 370), assembled on Oct 10 (the year is in the casting date on the left side). RRN is the ratio stamping code, just call your chevy dealer parts counter and tell them make model year and RRN and they will look it up for you right over the phone righht then and there Differential identification always seems to be a difficult one. The oval-shaped cover measures 8 5/16 inches by 10 9/16 inches. When it comes to selecting the perfect sheets for your bed, one of the most important factors to consider is thread count. Also if they are out of the car, look at the ring gears, should be a date code (probably month and year like 6. For a posi-traction it should be 3743833. Can anyone identify the year model of this rear end? here are the numbers:. The Toyota Camry is one of the best-selling vehicles in the United States. These codes are essential for owners, mechanics, and enthusiasts as they provide important information about the gear ratio, differential type, and other specifications of the rear end. The casting numbers for the 12-bolt housings are typically found on the upper rear of the driver’s side of the center section. 5" 10 bolt used in Camaro in 73-74, and possibly other years too. 1968-Early 69 Chevelle 3917124NF. Also has a stamped number BA 317 and also says GM 8. Keep in mind that any information obtained using the GM RPO code assumes that the rear end has not been previously. Casting number is generally associated with 66 12-bolt. These are all the numbers. Rear Axle Numbers. The 3743833 casting number is for 57-61 posi cases and the 3789812 casting number was for 62-64 cases. One player who has caught the attention of fa. Easy-to-use and comprehensive VIN decoding for all Corvette models. 1967 Chevelle 3894939NF. The most obvious sign that a rear end differential is going bad are loud noises when driving or turning corners. But there doesn't seem to be any info on how to decode our truck rear axle casting numbers. My humble opinion is the second letter indicates gear ratio. Traditional BOMs are 6 digits followed by 1 or 2 digits, and start with the numbers 60 or 61. Also if they are out of the car, look at the ring gears, should be a date code (probably month and year like 6. Jan 6, 2009 · 5463 posts · Joined 2003 The ratio code is usually two letters (sometimes 3, sometimes a number & 2 letters), and is found on the right-hand axle tube. Casting # XXXXX and NF3896839 on center housing. Mar 13, 2018 · Identifying The 7 Although the 7. The driveline is hooked up to a 1969 Powerglide automatic trans and a Chevy SB V-8 307cid, 200hp engine. It includes the month, day and year such as J257. 5" 10 bolt used in Camaro in 73-74, and possibly other years too. Any help if figuring it out would be great. This is an example from a 1967 Chevelle and is stamped CB 1012 W. We recently saw this 12-bolt at a swap meet. Careful differential identification will help make sure you get the right parts for the job the first time. General Decoding Information This topic can be somewhat confusing, especially with the amount of information available and the interpretation of it. Unlock the Secrets of Your Corvette VIN: Discover the year, model, engine specs, and unique details hidden in your Corvette's VIN or Serial Number. Free Chevy VIN Decoder What's VIN. net: 1964-1972 Chevelle/El Camino generic rear axle information such as GM part numbers, rear end housing casting numbers & dates and wheel bolt identification. Click the above picture to view full size. cw41 Discussion starter. Thats size was used only with the MAX Trailering (NHT) option5 inch 2021 GMC Sierra Denali 6 2022 Polaris RZR XP 1000 Ride Command. See attached photo for example. Can you help me decode my rear axle numbers? Casting number is J89, founder CON1, test marks 67890, other test marks are 12345, the number on the front of the passenger side axle is C BP 1017 G1. All the date and casting #'s check > out to be correct (302DZ,M-21 Tranny,Heads,Manifold along w/ other misc > items (like alternator and clutch fan), along with the X-33 on the cowl tag. Ford Differential Tags. Decode small block Chevy engine suffix codes and block casting numbers with our SBC decoding info guide. CBTN confirms 3894860NF is a 12 bolt 3. Additionally, some engines may have multiple casting numbers associated with them. Utilize our VIN Decoder to access this wealth of information, presenting a detailed rundown of all original equipment, packages, and specifications of your vehicle. The casting numbers for the 12-bolt housings are typically found on the upper rear of the driver’s side of the center section. Chassis Designation (1st digit) Engine Designation (2nd digit) GVW Range (3rd Digit) C = 2Wheel Drive E = V-8 Gas 1 = 1/2 Ton. I just aquired a set of truck axles, I was wondering if you can use the casting number to find out your gear ratio rear axle was #3977323 14 bolt rear GM 10. Rear-wheel 4-speed and 5-speed transmissions weigh within th. Occasionally an "F" or "H" prefix will be used when referring to Axle Identification. Axle Positraction, Limited Slip Positraction Rear Axle Axle Rear56. In this tech tip we'll show you how to identify what type of GM differential you're using by decoding the RPO code (or option code) found on a factory placed. '72 to '75 used the 1310 u jonit. VIN Informs you to see your vehicle specifications: model, engine, year, transmission, tires and etc. The final digit could be a year code. The axle assembly stamp (aa. In today’s fast-paced world, transparency is key. Dec 21, 2006 · Rear end decode. Can anyone identify the year model of this rear end? here are the numbers:. purpleblaze: the VIN will tell you where the truck was built, manufacturer, make, brake system, chassis type, series, body type, engine type, year, the plant it was made and the sequence number Black '92 S10, Reg Cab Short Bed, 2. Chevy V8 BBC Block and Head Casting Numbers. Must sometimes be read with postion 7 in the VIN, in order to make an accurate determination. And a few good pictures of the complete rearend. These casting numbers were used from 1957-1961, so you can not rely on them alone to know if your differential is from a 1960 Chevrolet. Listing from GM parts book on all Chevrolet trim numbers, materials, and applications. Easy-to-use and comprehensive VIN decoding for all Corvette models. While it is a 12-bolt, it is from a truck. Those numbers won't tell you anything about what was inside other that it was cast for 9 They are foundry casting numbers. The casting numbers/letters on rear end housings may have either a prefix or suffix of "N" or "NF" and no reason has been found yet why they may have one or the other Axle Ratio 3 LB36:1 ~ 3 or 4-speed. The center section casting number for a 12 bolt is 3894860NF while a 10 bolt number is 3894859NF maybe that can help if you get the casting numbers. ID GM differential casting numbers? Discussion in ' The Hokey Ass Message Board ' started by sgtbeaver, Apr 3, 2010. The axle assembly stamp (aa. You will need to combine this with the Casting Date code mentioned above. West Coast Differentials Tech Support / Order Hotline: (800)510-0950. Occasionally an "F" or "H" prefix will be used when referring to Axle Identification. The center section casting number for a 12 bolt is 3894860NF while a 10 bolt number is 3894859NF maybe that can help if you get the casting numbers. The most obvious sign that a rear end differential is going bad are loud noises when driving or turning corners. And also post all the cast numbers you can find on it. The RPO codes identify the base model of the vehicle along with options such as paint color, engine, infotainment system, wheels, etc. This code will tell you the year it was to be used. It converts the torque sent by the transmission, enabling the power transfer that drives the vehicle. Thanks for links, but still can't find anything that starts with NF that is on the differential. mom son jerk squirrel, Sep 13, 2010 The identification code should be stamped on the bottom or front left or right axle tube either adjacent to the carrier housing or about 8" - 10" inboard from the backing plates. Rear-wheel 4-speed and 5-speed transmissions weigh within th. Vehicle Identification Numbers, or VINs, are used to identify individual vehicles. Traditional BOMs are 6 digits followed by 1 or 2 digits, and start with the numbers 60 or 61. 0L L96 Vortec 6000 engine (and if you own one, be wary of the Chevy 6 CHEVY CASTING NUMBERS. Nov 4, 2010 · Rear Axle Identification & Decoding Identify the gear ratio, the build date, the plant where it was assembled the work shift when it was assembled, and positraction source - if equipped. Today I began the SLOW process of carefully cutting off the spring pad and shock mount from one. Month codes are A through L for January through December B - February Gm Rear End Casting Numbers Decode. To understand remanufactured rear ends, it’s essential first to grasp what a rear end is. A stock's yield is calculated by dividing the per-share dividend by the purchase price, not the market price. Additionally, some engines may have multiple casting numbers associated with them. 1955 Sample Vehicle Identification Number is: D255A000001 D* Series: (D-1500, H-3100, M-3200, J-3600, L-3800) 2 Second. Traditional BOM's are six digits long and begin with the number 60 or 61 followed by 1 or 2 digits, such as 605561-1. 1958-1970 Chevy Rear Differential code Identification. This decodes to October 25, 1967. When it comes to medications, it’s important to be able to identify them accurately. Buick/Olds/Pontiac axles are typically retained with bearings Identified by casting number & number of cover bolts75 (8 3/4) rear end LOADS FROM THE FRONT and IS THE ONLY REAR END THAT DOESN’T HAVE A REAR COVER. 36:1 Positraction, 1025 ~ Month [Oct] and Day [25], B ~ Buffalo (G=Chevrolet Gear & Axle, W=Warren, K=McKinnon Industries) Casting Numbers: 12-Bolt Casting # 3917124 early model year, #3959038 has also been found with K88 cast date. The casting numbers for the 12-bolt housings are typically found on the upper rear of the driver’s side of the center section. You should also find a date code casting in the webbing area, consisting of a letter and two to three numbers. Here is a lil' info that I dug up real quick and maybe help you get started. Used on large displacement, high torque engines and engines with towing packages. Unit was cast on May 13, 1964 (E1364), and assembled in Buffalo on June 8, 1964 (BB0608). Buick/Olds/Pontiac axles are typically retained with bearings Identified by casting number & number of cover bolts75 (8 3/4) rear end LOADS FROM THE FRONT and IS THE ONLY REAR END THAT DOESN’T HAVE A REAR COVER. movies for 11 year old boys The Latin phrase “Semper Fidelis” holds a rich history and profound significance in various contexts. G = Detroit Gear & Axle K = GM of Canada M = Pontiac/Canada O = Oldsmobile P = Pontiac W = Warren, MI: 001 = January 1st 002 = January 2nd 031 = January 31st etc. Can anyone out there decode these numbers as to year of. On the hogshead casting, front, left: 526196-10, and "25" On the hogshead casting, right front, "156. Thus, it would have been in an EARLY production 1960 car. The primary pieces of information you'll decode are the Engine Code and Partial VIN. What to watch for today What to watch for today India announces elections results. Must sometimes be read with postion 7 in the VIN, in order to make an accurate determination. Thank You! ok I have a casting number of (1385724) on the 10 bolt in the car, can someone tell me what it is? This number came off of the rearend itself pass More Gear and Axle Guides: GM RPO Axle Code Guide - A complete reference guide to GM RPO axle codes. ) Example: K E 2 09 8 34 F 100781. In some cases, the RPO has become so identifiable to a specific vehicle that the code has become a part of the vehicle's model name: Camaro Z28, Silverado Z71, Corvette Z06, Corvette ZR1. I have look all over and cannot find the specs on this rear end I know it has 3:73 gear since I took the cover off and counted the keys. 14 Bolt Axle Identification Chart October 26, 2018. Chevy Corvette Vin Decoding Casting Codes Cowl Information RPO & Dealer Options Production Numbers Car Clubs C1 Corvette VIN Explanation (1953-1959) Prefix digit - V8 Engine: "V" for V8 engine. It is usually found at the base of the housing, on a flat surface facing upwards. Don’t forget to vote for the roundtables and breakouts you want to see most at TechCrunch Disrupt 2023. Decoding rear differential casting number Heavy Haulers Decoding Chevrolet VIN, trim tags, cowl tags, engine, engine block casting numbers, cylinder head casting numbers, intake manifold casting numbers, transmission, interior codes, and paint codes. We recently saw this 12-bolt at a swap meet. Both of these are semi-floating axles. eurovan westfalia accessories Although, hard to see, Chevrolet also had the vehicle identification number stamped on the frame roughly below the drivers seat. The pinion shaft on passenger-car differentials is 1-5/8-inch in diameter and the cover is oval, measuring 10-15/16-inches wide by 10-5/8-inches tall One of the most important things to consider, if you are. 145 posts · Joined 2007 I have a 8. from Sierra Vista AZ. 5 10-bolt axles VIN Number Decoding -. decoding chevy rear end. 5" Pinion Diameter / Spline: 1. These visuals offer a definitive glimpse of your vehicle. Any help if figuring it out would be great. Decoding Differential Casting Numbers. The total width is 60 inches. A VIN, or Vehicle Identification Number, is a distinctive identifying code assigned to any GM vehicles (Buick, Cadillac, Chevy, etc. « Reply #1 on: June 12, 2017, 12:51:03 AM ». Here are my rear end codes: Axle Code: CBP0722W2 (CBP - 1970 GM Chevy); (07 - July); (22 - 22nd day); (W - Warren, MI assembly plant); (2 - 2nd shift) Differential Cover Bolts: 10. The 3707306 casting number you have was only used in for the 1956 model year and the cast date just above the casting number supports that. A VIN, or Vehicle Identification Number, is a distinctive identifying code assigned to any GM vehicles (Buick, Cadillac, Chevy, etc. But there are several models in the 10-bolt line-up. As the name infers, the casting number is cast into the block when the block itself is cast. they usually have a casting date code, the closest thing to that in your list of numbers is the AB 1007, but that's not the right format exactly for a casting code. Available Styles and Trims. Production codes are hand stamped on forward facing axle tube, out-board of the carrier (pumpkin). Between 1973 and 2000, a few 14-bolt axle variations were produced. Must sometimes be read with postion 7 in the VIN, in order to make an accurate determination. Codes below are for Chevelle & Monte Carlo.