Dorman Limited Lifetime Warranty Brake Master Cylinder M39981 - New
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Dorman M39981 Limited Lifetime Warranty
This brake master cylinder is precision-engineered to match the design, function and performance of the original master cylinder on specific vehicle years, makes and models. It is made of new, high-quality materials for a safe, durable replacement.
Features & Benefits
- Durable design: all rubber components are made of high-quality epdm compound for resistance to glycol-based brake fluid
- Precise replacement: cylinder housing is constructed to match the casting material of the original part and ensure similar performance
- 100 percent new: made entirely of new materials, not remanufactured, to ensure highest quality and safety
- Strict specifications: made to meet rigorous sae international standards
- Limited Lifetime Warranty
Specifications
| Model | Limited Lifetime Warranty |
| Weight | 8.47 lb |
| Dimensions | 9.06 x 5.12 x 4.72 in |
| Brand | Dorman |
| Manufacturer Part Number | M39981 |
| UPC | 082702401385 |
Frequently Asked Questions
How do I verify fitment before ordering?
Compare manufacturer part number M39981 against your existing part and your vehicle or equipment. Contact us with your make, model, and year if you need help confirming compatibility.
How much does this product weigh?
This item weighs approximately 8.47 lb.
Shipping & Returns
Shipping & Returns
Shipping:
Most qualifying in-stock orders are processed within one business day. In the contiguous 48 states, eligible in-stock orders placed before 12:00 PM (noon) in the customer's local time zone typically ship the same business day. Orders shipping to Alaska or Hawaii use a 12:00 PM Pacific Time cutoff (California time). These cutoffs apply only to eligible in-stock orders and are not guaranteed shipping or delivery times. Same-day shipping refers to processing and carrier handoff, not delivery. Weekends and holidays are excluded.
Payment verification, address verification, fraud review, and inventory availability may take longer. Supplier-direct fulfillment, freight shipping, and special handling may also take longer.
Returns:
Eligible products may be returned within 60 days of delivery, subject to our Return Policy. Return authorization is required. Certain products are final sale or subject to manufacturer warranty procedures, shipping charges, and applicable restocking fees.
Please inspect your order promptly upon delivery. Shipping damage, incorrect items, missing components, or quantity shortages must be reported within 3 business days after delivery. Retain the product, original packaging, shipping labels, and photographs while your claim is reviewed.

