Is the Toyota Tundra’s 10-speed automatic transmission really the best in class? How’s Nissans JATCO 9 speed (Mercedes)? In this in-depth Q&A, we sit down with a NextGen Diesel drivetrain engineer to break down how Toyota’s 10-speed stacks up against Ford’s and GM’s versions — and the answers might surprise you.
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We cover:
✅ The core differences in design between Toyota, Ford, and GM 10-speeds
✅ Longevity and durability for Toyota.
Whether you’re a Tundra owner, a Ford or GM loyalist, or just curious about which truck brand is getting transmission tech right — this is the deep dive you don’t want to miss.
00:00 – Nissan JATCO 9-Speed
01:41 – Toyota 10-Speed Automatic Reliability
04:15 – Do you have to use ULV fluid
06:54 – Opinion on flushes, filters and transmission maintenance
11:44 – 2023 Mustang Problem Question
12:42 – 2025 LTZ Transmission Problem
14:38 – NextGen and How It Started
18:42 – Cash for Clunkers
20:15 – Automotive Industry Problems