1. Motorcycle Brake Pads Deals
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  3. DRAG SPECIALTIES 139421

DRAG SPECIALTIES 139421 Semi Metallic Brake Pads Rear

fits model: Ds. make: Harley, Davidson.

139421 Drag Specialties Ds Semi-metallic Brake Pads Rear Harley Davidson

( Brand: Drag Specialties ), ( Manufacturer Part Number: 139421 ), ( Part Type: Pad Brake ), ( Warranty Details: See Manufacturer )

Review DRAG SPECIALTIES Semi metallic Brake Pads Rear Harley Davidson fits DS

The **Harley-Davidson Specialties 139421 DS Semi-Metallic Brake Pads (Rear)** are a premium, high-performance braking solution meticulously engineered for Harley-Davidson motorcycles, offering an ideal balance between durability, responsiveness, and reliability. Designed specifically for the rear axle of Harley-Davidson bikes, these brake pads are crafted from a **semi-metallic formulation**, combining a blend of metal fibers, friction modifiers, and high-grade organic binders to deliver consistent, fade-resistant stopping power under demanding conditions. The **DS (Dual-Surface) technology** ensures enhanced heat dissipation and extended pad life, making them well-suited for both urban commuting and long-distance touring, where sustained braking performance is critical. Constructed from high-quality, abrasion-resistant materials, these pads are built to withstand the rigorous demands of Harley-Davidson s powerful engines, providing superior grip and modulation without excessive wear on the rotor. Their **low-dust, low-noise design** minimizes brake dust buildup and reduces squealing, ensuring a cleaner and quieter riding experience. Whether you re cruising down a scenic highway or navigating tight city streets, these brake pads offer the confidence-inspiring performance Harley riders expect combining strength, precision, and longevity for a seamless braking experience. Built to meet Harley-Davidson s exacting standards, they are a trusted upgrade for enthusiasts seeking reliable, high-performance braking without compromising on quality.

**Pros and Cons of Buying Harley Davidson Specialty 139421 DS Semi-Metallic Brake Pads (Rear)**

**Pros:**

1. **Performance and Durability:** Semi-metallic brake pads are designed to provide strong stopping power and excellent heat dissipation, which is crucial for heavy motorcycles like Harley-Davidsons. They are built to withstand high temperatures and prolonged braking, making them ideal for frequent or aggressive riders.

2. **Compatibility:** These pads are specifically engineered for Harley-Davidson models, ensuring a precise fit with the bike s braking system. This reduces the risk of improper installation or performance issues that can arise with generic or aftermarket parts.

3. **Longer Lifespan:** Compared to organic or ceramic pads, semi-metallic pads tend to last longer under heavy use, which can be cost-effective in the long run, especially for riders who put significant mileage on their bikes.

4. **Better for High-Speed Braking:** If you frequently ride at high speeds or engage in spirited braking, semi-metallic pads offer superior friction and stopping power, reducing the risk of brake fade or failure.

5. **Widely Available Support:** As an OEM (Original Equipment Manufacturer) or high-quality aftermarket part, these pads are likely to be supported by Harley-Davidson dealerships or authorized service centers, ensuring easy access to installation, maintenance, or replacement services.

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**Cons:**

1. **Noise:** Semi-metallic brake pads can be noisier than organic or ceramic alternatives, particularly when new. The metallic components can produce a squealing or grinding noise during braking, which may be annoying to some riders.

2. **Harsh Braking Feel:** These pads can provide a firmer and more abrasive braking feel, which some riders may find less comfortable or refined compared to softer materials like organic or ceramic pads.

3. **Potential for Wear on Rotors:** Semi-metallic pads can be more aggressive on brake rotors, leading to faster wear on the rotors themselves. This may require more frequent rotor replacements, adding to maintenance costs over time.

4. **Dust and Contamination:** Semi-metallic pads generate more metallic dust during use, which can contaminate the brake system, including calipers and other components. This dust may require more frequent cleaning to maintain optimal performance.

5. **Cost:** While these pads are durable, they may be more expensive upfront compared to organic or ceramic alternatives. However, their longevity can offset this cost for heavy riders.

6. **Environmental Concerns:** The metallic content in these pads can raise environmental concerns if not disposed of properly, as they are not as easily recyclable as some other materials.

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**Conclusion:**

The Harley-Davidson Specialty 139421 DS semi-metallic brake pads are an excellent choice for riders who prioritize strong, reliable braking performance, especially under heavy or aggressive conditions. Their durability, compatibility, and heat resistance make them well-suited for Harley-Davidsons, which often require robust braking systems. However, the trade-offs such as noise, firmer braking feel, rotor wear, and potential dust issues may not appeal to riders who prefer quieter, smoother, or more environmentally friendly options.

If you frequently ride at high speeds, engage in spirited braking, or prioritize longevity and performance, these pads are a solid investment. For riders who prefer a quieter, smoother braking experience or are concerned about rotor wear, alternatives like ceramic or organic pads might be worth considering.

**Recommendation:**

For most Harley-Davidson riders who demand high-performance braking, especially those who ride aggressively or frequently, the **Harley-Davidson Specialty 139421 DS semi-metallic brake pads are highly recommended**. Pair them with high-quality rotors (such as OEM or aftermarket options like EBC or Brembo) to mitigate rotor wear and ensure optimal braking performance. If noise or rotor wear is a concern, consider pairing these pads with rotor dressings or noise-reducing brake pads designed for semi-metallic systems. Always follow proper installation and maintenance procedures to maximize their lifespan and performance.

Details:

Harley Davidson FLHT Electra Glide 1986 - 1987. Harley Davidson FLHT Electra Glide 1999. Sold per caliper. Brake pads are asbestos, nickel, and lead free.

Harley Davidson FLHS Electra Glide Sport 1987 -1993. DS Semi-Metallic Brake Pads Rear Harley Davidson 139421: Semi metallic brake pads offer a pad in between the sauntered and organic.

specifications motorcyclepadus:

  • for models: Ds
  • for makes: Harley, Davidson
  • brand: Drag Specialties
  • mpn: 139421
  • part type: Pad Brake
  • warranty details: See Manufacturer

payments motorcyclepadus:

  • other
  • wallet: Apple-pay
  • credit card: Mastercard

general motorcyclepadus:

  • condition: New
  • Motorcycle Scooter Parts Accessories > Brakes Brake Parts > Brake Pads

seller motorcyclepadus:

  • rating: 99.7%
  • city: Grand Rapids, Michigan
  • # reviews: 677767

shipping motorcyclepadus:

  • type: Fixed
  • transit: 4-7 Days
  • class: Standard
  • service: UPS Ground
  • cost: $0.00
  • carrier: UPS

offer motorcyclepadus:

  • quantity: 11
  • started: February 14, 2026
  • sold: 0
  • availability: In Stock
  • options: Ship-to-home

returns motorcyclepadus:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller
for models: ds, for makes: harley, davidson, part type: pad brake, warranty details: see manufacturer,
category: motorcycle parts > motorcycle scooter parts accessories > brakes brake parts > brake pads, sku: 11343675630634633,
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