TRIUMPH 133500 Left Brake Caliper Mounting Plate 290

( Manufacturer Part Number: 133500 ), ( Part Type: Brake Caliper Mounting Plate ), ( Vintage Part: Yes ), ( Placement On Vehicle: Left, Front )

Review TRIUMPH Lot 290 Late Thru Left Side Brake Caliper Mounting Plate Used fits TR4 TR6

Introducing the Triumph 133500 290 TR4 TR6 Left Brake Caliper Mounting Plate, an essential component for maintaining the optimal performance of your Triumph TR4 or TR6 vehicle's braking system. This mounting plate is meticulously engineered to provide a secure and reliable connection between the brake caliper and the chassis of your classic Triumph automobile.

Manufactured from high-quality steel, this mounting plate boasts exceptional durability and resistance to wear and corrosion. Its robust construction ensures that it can withstand the rigors of regular use, making it an ideal choice for enthusiasts who take their classic cars out for regular drives or longer journeys.

The Triumph 133500 290 TR4 TR6 Left Brake Caliper Mounting Plate is designed to fit perfectly with the left-hand side of the brake caliper on TR4 and TR6 models. Its precise engineering ensures a snug fit that minimizes any potential vibrations or movement, resulting in smoother braking and improved safety.

This mounting plate comes with all necessary hardware for installation, including bolts and washers. The installation process is straightforward, allowing you to quickly and easily replace any worn or damaged components on your classic Triumph. Additionally, this part is a direct replacement for the original equipment, ensuring that it fits and functions exactly as intended.

By upgrading your TR4 or TR6 with a new Triumph 133500 290 TR4 TR6 Left Brake Caliper Mounting Plate, you're not only improving the overall performance and safety of your classic car but also adding peace of mind to your driving experience. Whether you're a weekend warrior or a daily driver, this essential component is a worthwhile investment for any Triumph TR4 or TR6 enthusiast.

Pros and Cons of Buying a Triumph 133500 290 TR4/TR6 Left Brake Caliper Mounting Plate

The Triumph 133500 290 TR4/TR6 left brake caliper mounting plate is a crucial part for the upkeep and improvement of these classic vehicles. In this analysis, we will evaluate the potential advantages and disadvantages of purchasing this component.

1. Improved Brake Performance: Worn or damaged mounting plates can affect the caliper's positioning, leading to reduced braking efficiency. A new mounting plate ensures the caliper is correctly positioned, resulting in improved braking performance.

2. Enhanced Safety: Brakes are a fundamental safety feature in cars. By replacing a worn or damaged mounting plate, you ensure the safety of both the driver and passengers.

3. Preservation of Classic Vehicles: For enthusiasts and collectors, maintaining the originality of their classic cars is important. A new mounting plate allows them to keep their vehicle in good working order without compromising its authenticity.

4. Cost-Effective: Replacing a mounting plate is generally more cost-effective than purchasing an entirely new brake system.

1. Potential for Unintended Consequences: While replacing a mounting plate can improve brake performance, it may also introduce other issues. For instance, a new plate might not fit perfectly, leading to vibrations or other problems.

2. Labor Costs: Installing a new mounting plate requires some mechanical expertise. Hiring a professional to do the job can add to the overall cost.

3. Availability: Finding a genuine Triumph mounting plate might be challenging, especially for older models or those in less developed regions. In such cases, aftermarket alternatives may need to be considered.

In conclusion, the Triumph 133500 290 TR4/TR6 left brake caliper mounting plate offers numerous advantages, including improved brake performance, enhanced safety, and cost-effectiveness. However, it also presents some challenges, such as potential unintended consequences, labor costs, and availability.

If you own a Triumph TR4 or TR6 and are experiencing issues with your brake caliper mounting plate, it is recommended to replace the worn or damaged component. When making your purchase, consider the availability of genuine Triumph parts and the costs associated with labor and aftermarket alternatives. By carefully evaluating your options and working with a reputable mechanic, you can ensure a successful installation and an improved driving experience.

Details:

Triumph TR4 Part Number is 133500. I ran a tap down the caliper mounting threads without issue. This is for the Left Side. Front brake caliper mounting plate for Triumph late TR4, TR4A, TR5, TR250 and TR6.

Will combine shipping for possible multiple item saving. Similar to Moss Motors Part Number 661-260. Casting Number 1L08118. Light high desert rust.

Bolt holes are round, not availed.

part #: 133500 prices

• $89.99-$305.99

specifications caliperparbrak:

• for models: Tr4, Tr6
• for makes: Triumph
• mpn: 133500
• part type: Brake Caliper Mounting Plate
• vintage part: Yes
• placement on vehicle: Left, Front

returns caliperparbrak:

• policy: No Returns

general caliperparbrak:

• condition: Used
• Car Truck Parts Accessories > Brakes Brake Parts > Calipers Brackets

shipping caliperparbrak:

• service: UPS Ground Saver
• transit: 5-11 Days
• cost: $9.75
• class: Economy
• carrier: UPS
• type: Fixed

payments caliperparbrak:

• credit card: Discover
• wallet: Paypal
• other

seller caliperparbrak:

• city: Grants, New Mexico
• rating: 100.0%
• # reviews: 144

offer caliperparbrak:

• options: Ship-to-home
• availability: In Stock
• quantity: 1
• sold: 0
• started: January 24, 2026

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