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KLIPSCH KG5.5 Pair Vintage Speakers – Professionally Restored – 1-Year Warranty
$1,899
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- Authentic Klipsch KG5.5 2-Way Floorstanding Speakers
- Dual 10-inch (254mm) Woofers for Massive, Impactful Bass
- 1-inch (25mm) Tractrix Horn-Loaded Tweeter for Pinpoint Clarity
- Incredibly High Efficiency (98dB) – Perfect for Tube & Solid-State Amps
- Front-Firing Bass Reflex Port for Flexible Room Placement
- Beautiful Real Wood Veneer Cabinets
- Professionally Restored and Serviced by HQaudios
- Crossover Networks Upgraded with Premium Audiophile Capacitors
- Fully Tested and Acoustically Calibrated
- Backed by Our 1-Year HQaudios Warranty
1 in stock
KLIPSCH KG5.5 Pair Vintage Speakers – Professionally Restored – 1-Year Warranty
Professionally Restored by HQaudios – Fully Tested – Backed by Our 1-Year Warranty.
Up for sale is a massive and commanding pair of Klipsch KG5.5 floorstanding speakers. Produced during the mid-1990s, the KG5.5 stands as the flagship of the highly acclaimed KG series, representing a pinnacle in dynamic, high-efficiency loudspeaker design that Klipsch is famous for around the world.
This powerhouse 2-way system features dual 10-inch polymer-cone woofers for staggering, room-shaking bass, flawlessly integrated with a 1-inch horn-loaded tweeter utilizing Klipsch’s proprietary Tractrix horn technology. The result is a speaker that delivers explosive transients, crystal-clear vocal projection, and a massive soundstage that brings the visceral energy of a live concert directly into your home.
Boasting a remarkable 98dB sensitivity, the Klipsch KG5.5 is incredibly easy to drive. Whether you pair them with a low-wattage vintage tube amplifier for lush, holographic vocals or a powerful solid-state receiver for bone-rattling rock and home theater dynamics, the professionally restored KG5.5 will completely transform your listening experience.
Key Highlights
- Authentic Klipsch KG5.5 2-Way Floorstanding Speakers
- Dual 10-inch (254mm) Woofers for Massive, Impactful Bass
- 1-inch (25mm) Tractrix Horn-Loaded Tweeter for Pinpoint Clarity
- Incredibly High Efficiency (98dB) – Perfect for Tube & Solid-State Amps
- Front-Firing Bass Reflex Port for Flexible Room Placement
- Beautiful Real Wood Veneer Cabinets
- Professionally Restored and Serviced by HQaudios
- Fully Tested and Acoustically Evaluated
- Backed by Our 1-Year HQaudios Warranty
Sound Character
The Klipsch KG5.5 is not a shy or laid-back speaker; it is bold, energetic, and tremendously fun to listen to. It possesses the classic “live” Klipsch sound signature, projecting music with thrilling immediacy and effortless dynamic range.
The dual 10-inch woofers move a staggering amount of air, delivering deep, chest-thumping bass that remains incredibly tight and controlled thanks to the front-ported enclosure. The Tractrix horn tweeter provides brilliant high-frequency detail without the harshness or “shout” often associated with older horn designs, ensuring vocals and acoustic guitars cut through the mix with stunning realism.
Because they are so efficient, these speakers excel at revealing the micro-dynamics in jazz and acoustic recordings, while simultaneously possessing the sheer muscle required to properly reproduce heavy rock, electronic music, and cinematic soundtracks.
HQaudios Restoration & Testing Process
Before Restoration
- Before restoration, this pair was thoroughly inspected, including the dual 10-inch woofers, surrounds, Tractrix horn assemblies, compression driver diaphragms, crossover networks, internal wiring, terminals, and cabinet condition.
- The woofer cones and surrounds were inspected for physical condition, and driver movement was checked for smooth operation without abnormal rubbing or mechanical noise.
- The crossover networks were inspected for aging or out-of-spec components that could affect tonal balance and overall performance.
During Restoration
- Based on the initial inspection, this pair was serviced according to HQaudios’ technical standards while preserving the original engineering and sound character of the Klipsch KG5.5.
- The crossover networks were inspected and serviced to ensure proper operation and maintain the intended tonal balance of the KG5.5.
- Internal wiring was inspected, and the binding posts and accessible connections were cleaned and verified for reliable operation.
- The cabinets were carefully cleaned and detailed to preserve their factory finish and vintage character.
After Restoration
- After restoration was completed, this pair underwent comprehensive functional and acoustic testing under real operating conditions.
- Both woofers and high-frequency drivers were tested for proper operation, channel consistency, and smooth integration.
- Frequency sweep and extended listening tests were performed to evaluate driver integration, stereo imaging, tonal balance, and dynamic performance.
- Only after meeting HQaudios’ inspection and performance standards was this pair approved and prepared for its next owner.
Drivers, Crossovers & Cabinets
The synergy between the high-efficiency Tractrix horn and the muscular dual 10-inch woofers is what gives the KG5.5 its unmistakable powerhouse signature. A properly serviced crossover network is absolutely vital to ensure this speaker sounds smooth, cohesive, and musical.
Because the acoustic integrity of these components dictates the final sound, they receive particular attention throughout HQaudios’ restoration process. Whenever possible, close-up photographs of the drivers, horn arrays, and wood grain are included, and additional photos or videos are available upon request.
Specifications
| Specification | Details |
|---|---|
| Brand | Klipsch |
| Model | KG 5.5 |
| Type | 2-Way Floorstanding Loudspeaker |
| Low Frequency Driver | Two K-1023-K 10-inch (25.4 cm) Injected Carbon Graphite Cone Woofers |
| High Frequency Driver | K-85-K 1-inch (25.4 mm) Polymer Dome Compression Driver with 90° × 60° Tractrix Horn |
| Frequency Response | 34Hz to 20kHz (±3dB) |
| Sensitivity | 98dB @ 1 watt / 1 meter (Extremely Efficient) |
| Nominal Impedance | 8 Ohms |
| Enclosure Type | Bass Reflex (Front-Firing Port), Factory-finished cabinet |
| Dimensions (H × W × D) | 37.5 × 12.25 × 17.5 in (953 × 311 × 445 mm) |
| Net Weight | 69 lbs (31.3 kg) per speaker |
| Shipping Weight (Packed) | 82 lbs (37.2 kg) per speaker |
What Is Included
Pair of Klipsch KG5.5 Floorstanding Speakers.
Original speaker grilles as pictured.
Only the items clearly shown in the photos or specifically listed in the description are included.
Video Test & Sound Demo
We understand that purchasing large vintage audio equipment online requires confidence.
If you would like to see these Klipsch KG5.5s in operation before purchasing, please contact us. Whenever available, we are happy to provide additional photos, close-up images, operational videos, or sound demonstrations.
You are also welcome to visit the HQaudios YouTube channel to explore restoration projects, product demonstrations, and listening sessions featuring professionally restored vintage audio equipment.
Suggested Pairing
Because of their massive 98dB sensitivity, the Klipsch KG5.5 is a true chameleon. It can easily be driven by highly refined, low-wattage tube amplifiers, yet it possesses the power handling to accept massive solid-state wattage for absolute room-shaking impact.
Classic Tube Amplification (Holographic & Warm)
Amplifiers: Dynaco ST-70, McIntosh MC275, or vintage Fisher/Scott receivers.
Result: A magical pairing. The lush, warm harmonics of vacuum tubes perfectly tame the highly revealing Tractrix horns, resulting in a three-dimensional soundst
age with breathtaking vocal realism, while easily driving the dual 10-inch woofers.
Vintage Pioneer System (Dynamic & Energetic)
Receiver: Pioneer SX-950, SX-1050, or SX-1250
Result: Maximizes the punchy, rock-and-roll dynamic capabilities of the speakers. Incredible bass slam and massive headroom for rock, pop, and electronic music.
Marantz System (Smooth Solid-State)
Receiver: Marantz 2245, 2270, or 2325
Result: The signature warm and thick lower-midrange of classic Marantz gear beautifully complements the fast, forward nature of the KG5.5, providing a rich, full-bodied, and fatigue-free experience.
Basic Use Guide
To help maintain the long-term performance of your Klipsch speakers, we recommend the following:
- Flexible Placement: Because the KG5.5 features a front-firing bass port, it is far more forgiving of room placement than rear-ported designs. They can be placed closer to a back wall without muddying the bass response.
- Do not use amplifiers with high noise floors (hiss); due to the extreme 98dB sensitivity, any amplifier noise will be highly audible through the horns.
- Use high-quality, properly gauged speaker wire.
- Keep the cabinets away from direct sunlight and extreme humidity to protect the wood veneer.
- Contact us anytime if you need assistance with room placement, amplifier matching, or setup.
Trade-In Program
Do you have vintage audio equipment you’d like to trade in?
HQaudios welcomes trade-ins on receivers, amplifiers, speakers, cassette decks, reel-to-reel decks, turntables, and other classic audio components.
Simply send us photos and basic information about your equipment. Our team will gladly review your items and discuss available trade-in options.
Build Your Vintage System
Looking to build a complete vintage audio system?
The Klipsch KG5.5 pairs beautifully with professionally restored tube amplifiers, solid-state receivers, turntables, and tape decks available from HQaudios.
If you’re planning to purchase multiple components, ask us about available package pricing and complete system recommendations tailored to your listening preferences.
Shipping & Packaging
Large floorstanding speakers of this size and weight require careful packing. This pair will be professionally packed with strong protection to help ensure safe delivery.
- Custom foam padding to protect the dual woofers, Tractrix horns, and grilles.
- Corners and real wood cabinets protected with heavy-duty edge guards.
- Strong, multi-layered boxing for each speaker individually.
- Tracking information provided immediately after shipment.
Due to the size and weight of these units, local pickup is strongly recommended and is available by appointment.
1-Year HQaudios Warranty
This item is backed by our 1-Year HQaudios Warranty, covering proper electronic and functional operation under normal home use.
Our goal is to provide a confident and comfortable buying experience. If you have any questions after receiving your item, please contact us first. We are here to help.
Warranty does not cover misuse, physical damage, blown voice coils or compression diaphragms due to amplifier clipping, unauthorized repair, or shipping damage after delivery.
Important Note for Buyers
Vintage speakers are acoustic instruments. They require proper room placement and capable amplification to sound their best. The KG5.5 is highly revealing of your source equipment and rewards quality components.
We do our best to describe each unit clearly and provide detailed photos so you can buy with confidence. Please review all photos, read the full description, and contact us with any questions before purchase.
HQaudios – Vintage Audio Restored with Care.
Professionally Restored • Fully Tested • Carefully Packed • 1-Year Warranty
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