The Bajaj Discover 125 T is known for its 4-valve DTS-i engine, which requires specific components that differ from the standard 2-valve models. Using an official catalogue helps prevent the common mistake of purchasing parts for the wrong Discover variant. Understanding the Parts Catalogue Structure

: Use the pictorial index to find the system (e.g., Engine, Transmission).

Bajaj uses an (e.g., 2-2-4 or 2-4-2 format) to identify the model, group, and serial number. To ensure compatibility: