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Precor RBK 615 Review

Quick Summary

Lean back and reach your fitness goals in comfort with the Precor RBK 615.

This elite recumbent bike brings home the commercial quality that makes Precor Exercise Bikes popular in top gyms worldwide.

Key specs include an easy-to-use display with six preset workout programs; 25 resistance settings up to 500 watts; and wireless/touch heart rate monitoring.

Learn more from our full Precor recumbent bike review below.


Model Precor RBK 615

Our custom rating considers all of the bike's features, specs, warranties, and 100's of user & expert reviews, to save you time!

List Price

Suggested retail price, typically higher than the price you'll pay with our recommended retailers.

Best Price

Since prices change daily, this link goes to our preferred retailer for the current best price. Note: MSRP stands for Manufacturer's Suggested Retail Price.


The flywheel in an exercise bike is what creates resistance. You can choose the level of resistance to increase your workout intensity.

25 Levels
Resistance Type

The type of resistance shows what kind of flywheel is being used (if any), and its weight if the manufacturer provides it.

Eddy Current Braking

Type refers to the style of the ride: Recumbent bikes allow you to lay back, while Upright bikes are more like road bikes (lean forward).

Drive System

The bike's drive system is how your pedaling interacts with the rest of the bike (flywheel) to give you a good workout.


It's important to choose an exercise bike that will last, and the material of the frame determines how durable the bike is.

Step Through

The most important part for comfortability during your workout, the seat should be adjustable and have ample cushioning.


Pedals are the driving force for an exercise bike, and should be comfortable, adjustable, and easy to control without slipping.

Single-Sided w/ Straps

Bike Programs allow you to complete a workout with changing speeds and inclines, without changing anything manually.

Heart Rate

Heart Rate programs allow you to track how many times your heart is beating per minute (bpm), and some control the workout for you.

Pulse Grips & Chest Strap (Compatible)

Display refers to the screen you'll look at to monitor workouts. LED and LCD displays are similar to TV screens.

Max. Weight

Max. User Weight is the amount of weight, in pounds (lbs), that the bike can safely support, which can represent durability.

350 lbs

Dimensions are included to help you figure out if this treadmill will fit properly (Length x Width x Height and Height x Depth).

66" x 23" x 49"
Weight: 200 lbs
Accessory Tray

Some bikes include an accessory tray for holding items such as water bottles, wallets, keys, or MP3 players like iPods.


Cooling Fans


Some exercise bikes can fold up and/or have wheels that make it easy to roll them around for convenience and to save space.


The warranty is a very important part of your investment. The longer the warranty, the longer you can get free/discounted repairs by the manufacturer.

Frame & Welds: Lifetime
Parts: 10 Years
Labor: 1 Year

Rating: 87.5%

Our Rating

Rating: 87.5/100. Enjoy club-quality cardio workouts without the jarring impact of running! Very low impact and easy to use, the Precor RBK 615 is a commercial quality recumbent exercise bike that carries a long warranty for home use. This durable cardio trainer has an easy-to-use display for six preset workouts and can be used at 25 resistance levels. It’s sold with an optional 15″ high-def entertainment screen and optional iPod compatibility.

You can get more effective workouts thanks to Precor’s attention to detail… The RBK 615 supports heart rate monitoring with wireless and touch sensors, plus its SmartRate® feature lets you know in a glance whether you’re training best for cardio fitness, fat burn or performance. The recumbent bike seat is ventilated and well-shaped for comfort. The pedals’ low impact motion minimizes fatigue to help you train longer.

This Precor has a base price of $2,745 including shipping and installation. Not sure? Here are pros and cons to consider.


  • Commercial quality
  • Optional 15″ entertainment screen
  • Steel frame with powder coating
  • Step-through frame (Easy on/off)
  • Ergonomic seat angle
  • Smart cycling design for comfort
  • Dual sided pedals (Straps and no straps)
  • Accepts standard road pedals
  • 6 workout programs
  • Detailed exercise data
  • 25 resistance levels
  • Wireless and touch heart rate receivers
  • Reading rack
  • Self-powered
  • Easy maintenance
  • Transport wheels
  • Good customer service


  • No exercise fan


The RBK 615 is Precor’s most affordable recumbent bike with a warranty for home settings. Priced at about $2,750 it’s much cheaper than other Precor exercise bikes yet also provides commercial quality workouts. Like any cardio trainer from this brand, the RBK 615 is a winner in terms of smooth performance; it’s so low-impact that you’ll likely be surprised by your calorie burn! Precor recumbent bikes let you exercise for longer without feeling fatigued. Six preset workouts are included to guide you for cardio training, weight loss and performance.

The RBK 615 has a high-backed ventilated seat for comfortable lumbar support. Its pedals have straps on one side and and strapless on the other. For a custom ride you can exchange them for any standard road bike pedals, including those with toe clips.

For practical home use the Precor 615 measures a manageable 66″ long and 23″ wide. It doesn’t require a power cord; if used regularly, the bike’s battery will keep charged from users’ energy. The frame has wheels attached for easy repositioning after exercise.

Precor RBK 615 Workout Programs

Six workout programs are built into the Precor RBK 615 monitor: Basic Heart Rate Control, Hill Climb, Interval, Manual, Random and Weight Loss. Also available is Quick Start. Quick

Start lets you begin a bike workout by pushing just one button. The challenge level is kept constant unless you make adjustments manually.

The data shown are Profile, Calories, Distance, Heart Rate, SmartRate® (heart rate zone), Speed, Watts, Resistance, RPM, Time and Percent Complete.

Data can be shown in metric and US Standard systems. Language choices are English, Spanish, Dutch, German, French, Italian, Portuguese and Romanized Russian.

Recumbent Bike Features

What are the top features for entertainment? This bike can be updated with a 15″ personal viewing screen and iPod compatibility.

To help you optimize your training time, SmartRate makes it easy to know your cardio exertion level. It shows three zones: cardio, fat burn and peak. Your heart rate can be monitored with contact sensors or a wireless chest strap.

The bike console is powered by a rechargeable battery that transfers user energy. If the bike won’t be used frequently enough to hold this charge, it can be adapted for use with a power cord.

Warranty & Guarantee

The Precor 615 bike warranty package includes:

– Frame: Lifetime
– Parts: 10 years
– Wear items: 10 years
– Labor: 1 year


Priced at $2,745 with installation included, the RBK 615 offers an affordable way to get Precor’s club-quality training at home. It’s very gentle on your frame, operates reliably for years, and is especially engaging when upgraded with iPod compatibility and a 15″ screen. If it fits your budget this bike is a top recommendation thanks to all-around quality and Precor’s good name.

Other Exercise Bikes

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