Description

SEIKEN Disc Brake Caliper Repair Kit 260-30015 SP-M15 (51.10mm)

The SEIKEN Disc Brake Caliper Repair Kit 260-30015 SP-M15 (51.10mm) is engineered to deliver maximum reliability and safety for your vehicle’s braking system. Over time, caliper seals wear out due to heat, dust, road contaminants, and brake fluid degradation. This results in reduced braking performance, caliper sticking, uneven brake pad wear, and potential brake failure.

SEIKEN, a globally trusted Japanese braking components manufacturer, produces OEM-grade repair kits known for precision, durability, and perfect compatibility. The SP-M15 (51.10mm) kit includes all essential seals, boots, and components required for a full caliper rebuild, restoring performance to factory condition.

Whether you operate a repair shop or perform DIY maintenance, this kit ensures the best results for your vehicle’s braking performance.

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🔧 What’s Included in the SEIKEN SP-M15 Kit

• Caliper piston seal (51.10mm)

• Caliper dust boot

• Slider pin boots (where applicable)

• Seal rings and support components

• High-temperature durable rubber components

• OE-spec components made in Japan

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⭐ Key Features

1. OEM-Level Quality

Manufactured in Japan with precision engineering to match or exceed original factory specifications.

2. High Heat & Pressure Resistance

Seals are made from advanced EPDM rubber designed to withstand brake heat cycles and hydraulic pressure.

3. Perfect Fitment

Exact 51.10mm seal sizing ensures tight, leak-free piston operation and smooth caliper movement.

4. Long Service Lifespan

Resistant to cracking, swelling, and wear caused by brake fluid or road debris.

5. Complete Restoration Kit

Includes all required seals and boots to restore a worn caliper to optimal condition.

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⭐ Benefits

• Restores braking efficiency and pedal feel

• Prevents fluid leaks and pressure loss

• Eliminates caliper sticking and uneven pad wear

• Reduces brake noise caused by worn boots or seals

• Extends the life of brake pads and rotors

• Improves overall vehicle safety

• Cost-effective alternative to replacing the full caliper

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🚗 Compatibility (General Guide)

Seal Diameter: 51.10mm
This SEIKEN repair kit is commonly used in:

• TOYOTA 04479-12091, TOYOTA COROLLA AE80/100, TOYOTA STARLET EP8, Toyota Corolla, Toyota Corolla Ceres, Toyota Corolla FX, Toyota Corolla II, Toyota Corolla Levin, Toyota Corsa, Toyota Cynos, Toyota MR2, Toyota Paseo, Toyota Raum, Toyota Sera, Toyota Soluna, Toyota Sprinter, Toyota Sprinter Carib, Toyota Sprinter Marino, Toyota Sprinter Trueno, Toyota Starlet, Toyota Tercel,

📌 Important: Compatibility varies by model and year.

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💡 Why Choose SEIKEN?

SEIKEN is one of Japan’s leading manufacturers of brake hydraulic parts. Their products are trusted by automotive manufacturers, service centers, and professionals worldwide.

Seiken Advantages:

• 100% genuine Japanese manufacturing

• ISO-quality certified

• Long lifespan compared to generic kits

• Exact fit and reliable sealing

• Excellent availability for Japanese vehicles

Choosing Seiken ensures you are installing a repair kit built for safety, precision, and durability.

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❓ Frequently Asked Questions (FAQs)

1. Is this kit suitable for both front and rear calipers?

This depends on the vehicle model. Many vehicles use 51.10mm pistons for front calipers. Please confirm with your vehicle details.

2. Do I need special tools to install the kit?

Basic brake tools are sufficient, but a piston compressor tool is recommended for easy installation.

3. Should I replace both sides together?

Yes. Always repair calipers in pairs to maintain balanced braking performance.

4. Does the kit come with grease?

Most Seiken kits do not include brake grease, so silicone-based caliper grease is recommended.

5. Is this product genuine?

Yes — this kit is 100% genuine Seiken, made in Japan.

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📝 Ideal For

• Repair shops & mechanics

• Vehicle owners restoring braking performance

• Preventive maintenance

• Replacing worn or leaking caliper seals

Seiken Parts Included in the Kit

• Piston Seal ——– 2
• Piston Boots —— 2
• Boots Ring ——– 2
• Pin Boots ——— 8
• Gasket ———— 4
• Rubber Bush ——2
• Bleeder Cap —— 2
• Rubber Grease — 1