Manual Transmission Clutch Master Cylinder for Toyota Qualis XUI3544L

CM246

Applicable Models (Application)
This product is compatible with all Toyota Qualis models (F5_code) in the Indian market, specifically as follows:

Model Variant	Code	Engine	Displacement	Transmission	Sales Year	Sales Market
Toyota Qualis FS	F5 F5	2L-II SOHC	2.4L Diesel	5-speed Manual	1999–2004	India
Toyota Qualis GS Series	F5 Same Platform	2L-II SOHC	2.4L Diesel	5-speed Manual	2000–2004	India
Toyota Qualis RST/GST	F5 Same Platform	2L-II SOHC	2.4L Diesel	5-speed Manual	2000–2004	India

Product Specifications

Parameter Item	Specification Value	Description
Part Number	XUI3544L	—
OE Number	31410-38050	Inner Diameter: 15.87 mm (5/8 inch)
Mounting Size	Φ26.7 / 72 / 45° / 2-M8×1.25 (bolt)	Double bolt fixing for secure installation
Connecting Size	M10 × 1.0	Standard metric thread, direct connection to original vehicle piping
Number of Bolt Holes	2	Double-hole fixing
Applicable Transmission	Manual Transmission	Not applicable to automatic transmissions
Applicable Engine	2L-II SOHC 2.4L Diesel Toyota	Standard Engine for the Indian Market
Quality Certifications	ISO9001 / TS16949	Complies with automotive industry quality management standards

The Toyota Qualis, a multi-purpose commercial vehicle launched by Toyota in 2000 specifically for the Indian market, was equipped with a 2.4L 2L-II SOHC diesel engine and a manual transmission across the entire range. It was extremely popular in the Indian commercial and family vehicle market. Production of the Qualis ceased in 2004, but due to its large number on the road and its robust durability (Indian users generally report mileage reaching hundreds of thousands of kilometers), the demand for spare parts remains very strong. The clutch master cylinder, as a normally worn part, requires periodic replacement after the seals age or the cylinder walls wear. The XUI3544L is a precise replacement part for this purpose.

Core Functions
Hydraulic Pressure Conversion: Precisely converts pedal mechanical force into hydraulic output, driving the clutch cylinder via oil lines to ensure smooth shifting.
High-Efficiency Sealing Performance: Built-in high-quality rubber seals effectively prevent hydraulic oil leakage and internal bypass, ensuring long-term stability of the hydraulic system.
OEM Precision Reproduction: 15.87mm inner diameter, consistent with original factory specifications, ensuring precise hydraulic output and pedal feel completely replicated from the original vehicle.
Ready-to-Use Design: Installation dimensions and interface threads are manufactured according to original factory parameters, requiring no pipeline modifications; direct replacement is possible.
Compatible with Standard Brake Fluid: Fully compatible with DOT 3/DOT 4 brake fluids, allowing for seamless local sourcing in India and low maintenance costs.
Targeted for the Indian Market: Specifically designed for Qualis diesel manual transmission systems, adapting to the hydraulic clutch requirements of 5-speed manual gearboxes.

What pain points does this product solve for customers (buyers in the Indian market)? • Discontinuation of Original Parts: The Toyota Qualis has been discontinued for over 20 years, leading to a continued contraction in the supply of genuine Toyota parts. Independent repair shops and parts suppliers in India urgently need stable and reliable alternative sources.
Large Indian Market for Existing Vehicles: Qualis is known for its durability, and the Indian market still has a large number of vehicles in service (some with over 400,000-700,000 kilometers on the odometer), creating a long-term demand for core repair parts.
All Manual Transmissions, High-Frequency Clutch Wear: Qualis is only available with manual transmissions. The clutch system is used frequently, and the master cylinder and slave cylinder are consumables that require regular replacement.
Fragmented Procurement and Inconsistent Quality in the Indian Market: Counterfeit and low-quality parts are prevalent in the Indian aftermarket. Buyers urgently need Chinese suppliers with international certifications and stable quality.
Primarily Used in Commercial Vehicles: Qualis is widely used in India for high-intensity scenarios such as urban commercial vehicles, tourist charter buses, and taxis. Frequent gear shifting leads to rapid master cylinder wear, short repair cycles, and high repurchase rates.

Frequently Asked Questions: Is this product only sold in the Indian market?
Yes. The Toyota Qualis (F5) is a model specifically designed for the Indian market, based on the third-generation Toyota Kijang platform and locally developed. The XUI3544L is a direct replacement for the clutch master cylinder of this model.

What engine does the Toyota Qualis use?
The Indian version of the Qualis is equipped with a 2.4L 2L-II SOHC diesel engine, and all models come with a 5-speed manual transmission. This part is specifically designed for this system.

Is the 15.87mm inner diameter consistent with the original?
Yes, 15.87mm is 5/8 inches, consistent with the original OEM specifications, ensuring accurate hydraulic output and accurate pedal feel.

What are the pipe interface specifications?
M10×1.0 standard metric thread, directly connects to the original hydraulic lines, no adapter required.

What is the mounting hole spacing?
The mounting dimensions are Φ26.7 / 72 / 45° / 2-M8×1.25 (double bolts), perfectly matching the original mounting position.