International Trucks LT Series (1st gen, 2017–2025) — choose year
International Trucks LT Series 1st gen — select a year for factory specs, brake and fluid guides, and upgrade-friendly maintenance references.
2017
2017 International Trucks LT Series (1st gen) — manual downloads and performance-minded service guides.
2018
2018 International Trucks LT Series (1st gen) — manual downloads and performance-minded service guides.
2019
2019 International Trucks LT Series (1st gen) — manual downloads and performance-minded service guides.
2020
2020 International Trucks LT Series (1st gen) — manual downloads and performance-minded service guides.
2021
2021 International Trucks LT Series (1st gen) — manual downloads and performance-minded service guides.
2022
2022 International Trucks LT Series (1st gen) — manual downloads and performance-minded service guides.
2023
2023 International Trucks LT Series (1st gen) — manual downloads and performance-minded service guides.
2024
2024 International Trucks LT Series (1st gen) — manual downloads and performance-minded service guides.
2025
2025 International Trucks LT Series (1st gen) — manual downloads and performance-minded service guides.