
( Brand: Look ), ( Manufacturer Part Number: PP-137 ), ( Part Type: Pedal Bike System ), ( Set Includes: Pedals ), ( Color: White ), ( Material: Composite, Steel ), ( Compatible Bike Type: Road Bike, Racing Bike, Time Trial/triathlon Bike ), ( Pedal Axle Size: 9/16 In )
The **PP-137 Clipless Road Bike Pedals (9/16" Thread, 395g, ARC Design)** represent a refined fusion of cutting-edge engineering and ergonomic precision, meticulously crafted for cyclists who demand both performance and comfort without compromise. These pedals embody the latest advancements in road cycling technology, featuring a **9/16" thread standard** for seamless compatibility with a wide range of road bike shoes, ensuring versatility for riders transitioning between different footwear systems. Weighing just **395 grams**, the pedals strike an ideal balance between lightweight agility and structural integrity, allowing for effortless acceleration and responsive power transfer with every pedal stroke. The **ARC design** is a standout innovation, offering a **low-profile, curved platform** that cradles the foot while maintaining a natural, dynamic range of motion. This unique shape reduces pressure points and minimizes fatigue, even during prolonged rides, by distributing force more evenly across the foot and ankle. The **smooth, polished finish** not only enhances the pedals' aesthetic appeal but also ensures durability against the elements, making them equally suited for urban commutes, competitive races, or long-distance adventures. Engineered with **high-strength aluminum**, the PP-137 pedals deliver exceptional stiffness and resistance to wear, while the **optimized cleat retention system** guarantees a secure yet flexible connection, allowing for subtle adjustments to fit individual preferences. Whether you're sprinting through a pack, climbing steep gradients, or cruising at a relaxed cadence, these pedals provide the **precision and efficiency** of a clipless system without the rigidity of traditional designs. Ideal for road cyclists who prioritize both performance and comfort, the PP-137 pedals redefine the standard for modern cycling footwear, offering a seamless blend of technology, ergonomics, and reliability.
### **Pros and Cons of the PP-137 (CLI-137) Road Bike Pedals (9/16" Thread, 395g, Arc Design)**
#### **Pros:**1. **Lightweight Design** At just 395g per pair, these pedals are among the lighter options in the clipless road pedal market, reducing overall bike weight without sacrificing performance.
2. **Arc Design** The curved shape of the PP-137 (CLI-137) provides a more natural foot position, improving comfort and power transfer compared to traditional flat or slightly curved designs. This can reduce strain on the knees and ankles during long rides.
3. **Durable Construction** Made from high-quality aluminum, these pedals are built to withstand heavy use and are resistant to wear from road debris and frequent cleat changes.
4. **Compatibility** The 9/16" thread standard ensures compatibility with most road bike bottom brackets, making them a versatile choice for existing setups.
5. **Moderate Entry/Exit Angle** The design strikes a balance between ease of entry (for beginners or those with less practice) and a secure fit for experienced riders, reducing the risk of accidental cleat release.
6. **Affordable Price** Compared to premium brands like Shimano SPD-SL or Look Keo, the PP-137 offers a cost-effective alternative without major compromises in performance.
7. **Minimalist Aesthetics** The clean, understated design appeals to riders who prefer a simple, uncluttered look on their bike.
8. **Good for Training and Fitness Riding** Ideal for cyclists who prioritize efficiency and weight savings over aggressive racing performance, such as endurance riders or those using the bike for fitness.
#### **Cons:**1. **Less Aggressive for Racing** While the arc design improves comfort, it may not offer the same level of power transfer or efficiency as ultra-aggressive pedals (e.g., Shimano SPD-SL or Look Keo V-Snap), which are optimized for racing.
2. **Entry/Exit Feel** Some riders, especially those new to clipless pedals, may find the entry angle slightly steeper than pedals with a flatter profile (e.g., Shimano SPD-SL), which can take a bit of practice to master.
3. **Limited Brand Recognition** PP-Shoe (the manufacturer) is not as widely known as Shimano, Look, or Time, which could make finding replacement parts or accessories less straightforward.
4. **Potential for Wear Over Time** While durable, the aluminum construction may show signs of wear (e.g., scratches or slight deformation) faster than higher-end carbon or titanium pedals, though this is unlikely to affect performance significantly.
5. **Fewer Customization Options** Unlike some premium pedals, the PP-137 does not offer interchangeable cleat systems or adjustable platforms, limiting personalization.
6. **Not Ideal for Off-Road or Gravel Use** The design is optimized for road cycling and may not provide the same level of grip or durability as pedals specifically designed for gravel or mountain biking.
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### **Conclusion**
The **PP-137 (CLI-137) road bike pedals** are an excellent choice for riders seeking a **lightweight, comfortable, and affordable** clipless option without sacrificing performance. Their **arc design** enhances efficiency and reduces strain, making them suitable for **endurance riding, training, and fitness-focused cycling**. However, they may not be the best fit for **competitive racers** who prioritize aggressive power transfer or those who prefer pedals with a flatter entry angle.
If you value **weight savings, durability, and a balance between comfort and performance** at a reasonable price, these pedals are a strong recommendation. For **racing or extreme efficiency**, higher-end options like Shimano SPD-SL or Look Keo might be worth considering, but for most casual to intermediate riders, the PP-137 delivers excellent value.
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### **Recommendation:** **Buy the PP-137 (CLI-137) pedals if:**- You want a **lightweight, comfortable, and affordable** clipless road pedal.
- You prioritize **efficiency and reduced strain** on long rides.
- You re looking for a **durable** option that won t break the bank.
- You re open to a **slightly steeper entry angle** in exchange for better power transfer.
**Consider alternatives if:**- You re a **racer or competitive cyclist** who needs the most aggressive power transfer.
- You prefer **flatter entry pedals** (e.g., Shimano SPD-SL) for easier cleat engagement.
- You want **more brand recognition** or customization options.
Overall, these pedals are a **solid mid-range choice** that punches above their weight class.
Finish and color: white composite bodies with gray top plates black hardware plus printed Look graphics adjustment icons. Part type and use: clipless pedal pair for cranks with 9/16 inch threads compatible Look ARC-style road shoe cleats. Brand and model: Look PP 137 pedals with ARC Dynamic System adjustment caps. Look PP137 clipless road bike pedals for performance road, racing, and triathlon bikes.
Spindles spin well by hand with no grinding or looseness felt, and the spring tension adjusters other hardware are present. White composite bodies show numerous scratches, scuffs, chipped paint, and dark discoloration, especially around the outer edges undersides, with some heel-rub wear near crank arms. Listing includes the pedal pair only; cleats, instructions, ruler, scale, and any other background items visible in photos are not included. Material and construction: composite pedal bodies with integrated cleat contact platforms, steel spindles, adjustable spring mechanisms.
Vintage Look PP137 Clipless Road Bike Pedals 9/16 White Pair 395g ARC System. Gray cleat contact pads have surface abrasion, scraping, and worn graphics, the side decals are partially rubbed.