While I cannot narrow it down to a model, the rear end casting number is from a truck by International Harvester. International Harvester is now known as Navistar International Corporation.
Casting number 1253741 rear end housing is 76 Monte Carlo thats what is in mine
70-72 chevelle or Monte Carlo
10 bolt k 3 casting #1254332 ratio is 2.56 positraction ring is 8.5 inches
1974 c20 chevrolet rear axel. 4.56 gearing. 8 bolt wheel. {corporate 14} 8.5 gear. ill bet a pepsi on that one. thank you GW
i have this number, 26041413, cast on the rear differential of my 97 blazer s-10. i believe it was swapped at some point from another vehicle. it appears to be a locker differential; numbers on axle casing are too rusted to read.
3.23
i have this number, 26041413, cast on the rear differential of my 97 blazer s-10. i believe it was swapped at some point from another vehicle. it appears to be a locker differential; numbers on axle casing are too rusted to read.
gm 14 bolt rear end housing
The number of times the driveshaft turns for each turn of the rear end gear. For example, a 3.55 rear end gear would turn once for every 3.55 rotations of the driveshaft.
That is a 1965 Chevrolet Chevelle 12 bolt rear differential.
The number one reason for rear-end crashes is a combination of following too closely and inattention, often as a result of texting or other distractions.