Durable Clutch Master Cylinder for Toyota XUI3541L

CM246 Applicable Vehicle Models (Application)
This product is precisely compatible with the following vehicle models. Please verify the year and model number when purchasing:

Vehicle Model	Year Range	Engine	Remarks
Toyota Paseo	1992–1999	1.5L L4	Mainstream model in the North American market
Toyota Tercel	1991–1998	1.5L L4	Widely sold in North America and Asia Pacific markets
Toyota Starlet (P9)	1996–1999	—	Japanese/European market version

Core parameters and product specifications

Parameter Item	Specification Value	Description
Part Number	XUI3541L	Original Internal Model Number
OE No.	31410-16040, DORMAN: CM39906	—
Bore Diameter	15.87 mm (5/8 inch)	Consistent with OEM standard
Mounting Size	Φ26.7 / 72 / 75° / 2-M8×1.25 (bolt)	Double bolt fixing, secure installation
Connecting Size	M10 × 1.0	Standard metric thread, easy connection
With Reservoir	Included	Ready to install immediately
Push Rod Included	Included	—
Number of Bolt Holes	2	—
Cylinder Block Material	High-strength, pressure-resistant steel body	—
OEM Reference Number	31410-16040	Corresponding Toyota Genuine Part Number
Quality Certifications	ISO9001 / TS16949	Complies with automotive industry quality standards

Once the master cylinder seals age or the cylinder body wears down, problems such as insufficient hydraulic pressure, a soft pedal, difficulty shifting gears, or even inability to engage gears may occur—in which case the master cylinder needs to be replaced. The XUI3541L is a drop-in replacement part for specific Toyota models, which restores the original clutch performance after installation.

Core Functions
Hydraulic Pressure Conversion: Precisely converts the mechanical force of the pedal into hydraulic output, driving the slave cylinder to complete the clutch disengagement action.
Sealing Guarantee: Built-in high-quality rubber seals prevent brake fluid leakage and maintain stable system pressure.
Direct Replacement Compatibility: Designed entirely according to original OEM dimensions, no modification required, ready to use immediately.
Compatible with Standard Brake Fluid: Compatible with commercially available DOT 3 / DOT 4 brake fluids. Fully compatible with brake fluid, low daily maintenance costs
Durable design: Metal cylinder block structure, corrosion-resistant, wear-resistant, adaptable to various climates and operating conditions

Purchase Motivation Analysis

What problems can this product solve for you?
Whether you're planning to launch your own brand, offer bulk retail supply, or optimize costs through replacement parts, the XUI3541L offers clear market value:

Procurement Objectives and Product Support
Private Label Launch: Supports neutral or customized packaging; flexible MOQ, suitable for private labeling.
Wholesale Retail Supply: Short lead times, stable delivery, suitable for the high-frequency consumption of the North American/European used car market.
Cost Reduction: Significantly lower price compared to original equipment manufacturer (OEM) parts; quality meets OEM standards, reducing customer repair costs.

Target Market Customer Pain Points
High OEM Part Prices: Toyota's original clutch master cylinder is relatively expensive, leading to strong demand for cost-effective alternatives in the aftermarket.
Continued Demand for Older Vehicle Repairs: Tercel/Paseo vehicles are over 25 years old; a large number of these vehicles are still in use in North America, Southeast Asia, and the Middle East, resulting in stable demand for parts.
Market Disruption Risk: OEM... The supply of spare parts for older vehicle models is decreasing year by year, making precise replacement parts an irreplaceable repair solution.
Installation Ease Requirements: Independent repair shops and retailers tend to purchase 'out-of-the-box' complete kits to reduce the cost of purchasing additional reservoirs or push rods.

Q: Is this product completely consistent with the OEM size?
Yes. The inner diameter of 15.87mm, mounting hole spacing, and interface thread are all manufactured according to the original manufacturer's 31410-16040 standard, allowing for direct replacement without modification.

Q: Is it compatible with DOT 3 and DOT 4 brake fluids?
Yes, fully compatible with most commercially available brake fluid specifications.

Q: Does it include a reservoir and push rod?
Yes, a reservoir and push rod are included in the box for immediate installation.

Q: Is it suitable for automatic transmission vehicles?
No. This part is only compatible with manual transmission vehicles.