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GM Genuine Parts 25846360 Review: Essential Brake Component

📅 March 19, 2026 👤 Adrian Blake ⏱ 3 min read 💬 0 comments
essential brake component review

The GM Genuine Parts 25846360 bleeder valve is a direct-fit front disc brake component, 0.25 in. thread diameter, 12 mm hex head, stainless steel construction, rated to OE torque specs. It fits many GM models, installs with basic tools, and supports reliable bleed procedures. Key points: durability, precise fit, 4.5/5 average rating. Common question: Will it leak after installation? Answer: Proper torque and new sealing washer prevent leaks. More on fitment and pricing next—

Key Takeaways

  • GM Genuine Parts 25846360 is a direct-fit front disc brake caliper bleeder valve manufactured to GM OE standards.
  • Precision machined finish and FNPT outlet ensure reliable sealing and compatibility with OEM brake systems.
  • Customers rate it highly (average 4.5/5 from 235 reviewers), indicating strong satisfaction and durability.
  • Install by cleaning the caliper port, threading hand-tight, then torquing to spec and bleeding per service manual.
  • Widely available from dealers and online with competitive pricing and a 30-day Amazon return option.

Product Specifications and Fitment Details

Specifications and fitment start with concrete facts: the GM Genuine Parts 25846360 is a front disc brake caliper bleeder valve manufactured to GM OE standards for direct replacement.

It measures 5.334 H x 1.016 L x 3.302 W cm, weighs 0.32 oz, has an FNPT outlet, 0.13-inch connection, machined finish.

What are compatibility requirements? Check vehicle application against OEM part number 25846360 and model fit lists.

How to install? Follow installation instructions: clean caliper port, thread valve hand-tight, torque to spec, bleed system per service manual.

Practical note: confirm thread type and port condition before purchase.

Performance, Durability, and Customer Feedback

While often overlooked, the bleeder valve plays a small but essential role in brake system performance, and the GM Genuine Parts 25846360 is presented as an OE-spec replacement that aims to match factory durability and function. It offers machined finish, 0.13-inch outlet, and 5.334×1.016×3.302 cm dimensions, ensuring fit and predictable service life. How reliable is it? Ratings show 4.5/5 from 235 reviewers, indicating high customer satisfaction. Practical note: inspect threads, torque to spec, replace when corroded. Table below conveys simple reactions.

Confidence Reaction
Fit Relief
Feel Trust
Value Calm
Support Assured

Availability, Pricing, and Return Options

Having noted the caliper bleeder valve’s fit, finish, and customer ratings, attention now turns to where the GM Genuine Parts 25846360 can be obtained, how much it typically costs, and what return protections apply.

Availability options include OEM dealers, online marketplaces, and parts stores; dimensions are 5.334 x 1.016 x 3.302 cm, weight 0.32 oz.

Available from OEM dealers, online marketplaces, and parts stores; compact dimensions: 5.334×1.016×3.302 cm, 0.32 oz.

Pricing strategies vary: list pricing, promotional discounts, and customer-reported lower-price submissions (include price, URL, shipping, date, store, city, state).

Returns: Amazon offers a 30-day return guarantee; legal withdrawal rights remain unaffected.

Practical tip: compare shipping and lead time.

Frequently Asked Questions

Is Installation Possible With Basic Household Tools?

Yes; he notes installation is possible with basic household tools. Installation tips include clean threads, proper bleeding technique, and torque care. Tool requirements: wrench set, flare wrench or socket, brake bleeder hose, and safety gear.

Does This Bleeder Valve Require Thread Sealant or Tape?

No; the bleeder valve typically seals with its machined seat, so thread sealant or tape is not required. For bleeder valve maintenance, avoid sealants that can contaminate brake fluid; if used, choose compatible thread sealant types only.

Is the Valve Compatible With DOT 5 Silicone Brake Fluid?

Like a cautious guardian, it is compatible: the valve tolerates DOT 5 silicone fluid, but customers should consider brake fluid compatibility and silicone fluid concerns, confirming seals and system materials meet silicone-fluid specifications before use.

Can the Bleeder Valve Be Used on Rear Calipers as Well?

Yes; the bleeder valve is generally suitable for rear brake compatibility when rear calipers share OE specifications. The statement advises verifying thread size and FNPT fit during caliper maintenance to guarantee correct installation and leak-free operation.

Are Replacement Caps or Dust Boots Available Separately?

About 4.5 out of 5 reviewers signal satisfaction. He notes replacement parts like caps or dust boots are often sold separately by dealers or aftermarket suppliers; maintenance tips include replacing boots with caliper service for corrosion prevention.

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