Can anyone tell me about this? Save ... (rotating mag like a Ruger 10/22 mag). Thank you. Your code should be a number and a letter inside a small oval or circle, stamped onto the front of the lever boss (probably very faint and hard to see). The LBC (Lever Boss Code) is a manufacturing date code, not an inspector's mark or model designation. The serial numbers don't mean a whole lot for 99's of that era- it's the date code that matters. Damascened bolt and cut checkering that runs across the bottom of the forearm. SAVAGE MODEL NINETY-NINE SERIALIZATION Serial Numbers At Year End: 10,000 1899 13,400 1900 19,500 1901 25,000 1902 35,000 1903 45,000 1904 53,000 1905 Savage 99 Serial#/Dates - Shooting Sports Forum HOME The second one is a 99F in .308 with a lever boss code that seems to … He wrote and published a book called The Ninety-Nine which is THE authority on Savage Model 99 s. There is no LBC in 1977, 1967 was the last full year for that. The serial numbers don't mean a whole lot for 99's of that era- it's the date code … Savage 99 Description: *** SOLD *** SOLD *** 1957 (lever boss code 6I) Savage 99F Featherweight (serial # 917786) in the potent 358 Winchester in "just about new" condition. If it was made in 1949 it'll be a number and the letter"A". The serial number 554xxx. I stripped the rifle, cleaned it up good (to make sure there wasn't a small varmint nesting in the extractor cut-out) … Hello. I'm hoping someone can explain something to me about my rifle? I have a question about serial number orders and dates. A 99EG in .300Savage that has a lever boss date code that corresponds to 1954, and a serial number that is 699,xxx . It is a Model 99 EG in very good condition and the Boss Code on the lever reads "158"? According to the lists I have found it should contain a letter, not a number? Hello Gents I just picked up my second 99, a 1952 300 Savage (Boss code 3D) and noticed something about it that differs from my 1957 308. FYI, the Lever Boss Code ("LBC") is the best way to determine the age of the Model 99's. The 10 in the lever boss oval is the inspector s number, and the R , as you surmised, indicates the year (1964) your rifle was manufactured. The “lever boss” is the extension of the lower part of the receiver into which the lever fits and rotates. Inside the oval, Savage stamped the letter "A" together with other numbers which are apparently inspector’s numbers. When you close the bolt on the 300, the extractor bottoms out in the extractor cut-out and splays out to the right. In fact Ruger, the man, was infatuated with the Savage 99 in his youth and lifted the mag design for his 10/22 in the 1950's. Many Savage Model 99's had their model designation stamped into the front face of the receiver wall ( viewable via removing the forend ) on 1 or both sides of the rotary magazine's front axle bushing, depending upon the model. I can help you, your rifle was manufactured in 1958 and should have a Lever Boss Code of "J". Does it mean it was made in 1958? Has a 22" lightweight barrel with a boss at the rear sight dovetail and a shiny bore. I HAVE looked at a LOT of threads and completely understand the lever-boss date code concept. Your code should be a number and a letter inside a small oval or circle, stamped onto the front of the lever boss (probably very faint and hard to see). The letter is in the serial number, not part of the lever boss code/LBC which is a different matter. I have 2 Savage 99 rifles. The numbers are inspectors marks, the letter is the year of manufacture. The authority on Savage Model 99 s is a fella named Doug Murray. If it was made in 1949 it'll be a number and the letter"A". This "lever boss code" started in 1949 with the letter "A", 1950 "B", and so on..... Charlie.