Toyota transmission

Product display
May 21, 2025
Toyota K310 Automatic Transmission Overview
The K310 is a compact, lightweight 4-speed automatic transmission developed by Toyota for small to mid-sized vehicles, particularly in emerging markets. Known for its simplicity and reliability, it serves as a cost-effective solution for entry-level models.

Key Specifications
Type: Hydraulic 4-speed automatic (electronically controlled)

Applications:

Toyota Yaris (XP150, emerging markets)

Toyota Vios (Asia, Latin America)

Toyota Etios (India, South Africa)

Max Torque Capacity: ~140 Nm (designed for small-displacement engines like 1.3L–1.5L).

Design Features
Compact Construction

Optimized for transverse FWD layouts, saving space in small vehicles.

Electronic Control

Uses solenoids and a dedicated Transmission Control Module (TCM) for smoother shifts than older hydraulic-only transmissions.

Lock-Up Torque Converter

Improves fuel efficiency by reducing slippage at cruising speeds.

Durability Focus

Robust planetary gearset and clutch materials suited for stop-and-go urban driving.