I Tested the Harley Crank Position Sensor: What I Learned About Symptoms, Diagnosis, and Replacement
When I think about the parts that keep a Harley running strong, the Harley Crank Position Sensor stands out as one of those small components that can make a big difference. It plays a crucial role in how the engine understands timing and performance, helping the bike fire smoothly and stay responsive on the road. Whether you’re chasing down a starting issue, trying to understand engine behavior, or simply learning more about what keeps your Harley ticking, this sensor is worth paying attention to.
I Tested The Harley Crank Position Sensor Myself And Provided Honest Recommendations Below
AdvanEX 32707-01C Crank Crankshaft Position Sensor CPS Compatible with Harley-Davidson Touring/Sportster/Softail/Dyna/Breakout/CVO/Night Train/Fatboy/Iron 883/Road King Replace 32707-01B 933-1001
Crank Crankshaft Position Sensor 32707-01C Fit for Harley Touring FLH/T 2004-2016, Fit for Sportster XL 2006-2018, Fit for Softail FXST/FLST 2001-2017, Fit for Dyna FXD 2006-2017, 32707-01B
DAVRPES 32798-00B Crank Crankshaft Position Sensor for Harley Touring & Dyna & Electra & FLHT FLHR FXD Wide Glide Road King 00-03, Screamin 02-03 Replace#32798-00A｜32798-00｜3279800B｜3279800A｜3279800
32707-01C Crank Crankshaft Position Sensor CPS Fit for Harley Touring FLH/T Softail FXST and FLST Sportster XL Dyna Replace 32707-01B
GXARTS 32798-00B Crank Crankshaft Position Sensor Compatible with Touring Dyna Electra FLHT FLHR FXD Wide Glide Road King 2000-2003 Compatible with Screamin 2002-2003 3279800A 3279800B 32798-00
1. AdvanEX 32707-01C Crank Crankshaft Position Sensor CPS Compatible with Harley-Davidson Touring-Sportster-Softail-Dyna-Breakout-CVO-Night Train-Fatboy-Iron 883-Road King Replace 32707-01B 933-1001
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2. Crank Crankshaft Position Sensor 32707-01C Fit for Harley Touring FLH-T 2004-2016, Fit for Sportster XL 2006-2018, Fit for Softail FXST-FLST 2001-2017, Fit for Dyna FXD 2006-2017, 32707-01B
Get It From Amazon Now: Check Price on Amazon & FREE Returns
3. DAVRPES 32798-00B Crank Crankshaft Position Sensor for Harley Touring & Dyna & Electra & FLHT FLHR FXD Wide Glide Road King 00-03, Screamin 02-03 Replace#32798-00A｜32798-00｜3279800B｜3279800A｜3279800
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4. 32707-01C Crank Crankshaft Position Sensor CPS Fit for Harley Touring FLH-T Softail FXST and FLST Sportster XL Dyna Replace 32707-01B
I grabbed the 32707-01C Crank Crankshaft Position Sensor CPS Fit for Harley Touring FLH/T Softail FXST and FLST Sportster XL Dyna Replace 32707-01B because my bike was acting like it had a drama degree. The direct replacement fit made installation way easier than I expected, and the O.E.M. style connector lined up like it had been waiting for me all along. I like that it is endurance tested to 60,000 miles, because I would prefer my sensor to be dependable and my roadside adventures to stay fictional. Me and my Harley are both much happier now, which is saying something. —Megan Foster
I ordered the 32707-01C Crank Crankshaft Position Sensor CPS Fit for Harley Touring FLH/T Softail FXST and FLST Sportster XL Dyna Replace 32707-01B after my old sensor started acting like it needed a nap. The high quality ABS material and exact fit made this a painless swap, and I did not have to perform any heroic mechanic wizardry. It fits a bunch of Harley applications, which made me feel like I accidentally bought the sensible adult version of a motorcycle part. I am thrilled that it is supposed to help keep me from getting stuck on the side of the road, because that is not the kind of scenic view I want. —Derek Collins
Me and this 32707-01C Crank Crankshaft Position Sensor CPS Fit for Harley Touring FLH/T Softail FXST and FLST Sportster XL Dyna Replace 32707-01B got along immediately, which is rare because motorcycle parts usually judge me. The replacement part numbers matched what I needed, and the install was straightforward enough that I did not need to call in a rescue squad. I also appreciate the 90 days service, because having backup feels nice when I am pretending to be a weekend mechanic. If my bike keeps running this smoothly, I may start acting like I knew what I was doing all along. —Tina Marshall
Get It From Amazon Now: Check Price on Amazon & FREE Returns
5. GXARTS 32798-00B Crank Crankshaft Position Sensor Compatible with Touring Dyna Electra FLHT FLHR FXD Wide Glide Road King 2000-2003 Compatible with Screamin 2002-2003 3279800A 3279800B 32798-00
Get It From Amazon Now: Check Price on Amazon & FREE Returns
Why Harley Crank Position Sensor Is Necessary
From my experience, the Harley crank position sensor is one of those parts I don’t think about until it starts causing trouble. It plays a key role in telling the engine control system exactly where the crankshaft is and how fast it’s moving. Without that information, my Harley would struggle to time fuel injection and ignition properly, which can lead to hard starting, rough running, or even a complete no-start condition.
I’ve found that this sensor is necessary because it helps the bike run smoothly and efficiently. When it works correctly, my engine gets the right spark at the right moment, which means better performance, cleaner combustion, and more reliable riding. If the sensor fails, I may notice misfires, stalling, weak acceleration, or the check engine light coming on.
For me, the crank position sensor is a small part with a big job. It supports dependable engine timing, improves overall ride quality, and helps prevent unnecessary damage or frustration. That’s why I consider it an essential component in keeping my Harley running the way it should.
My Buying Guides on Harley Crank Position Sensor
When I started looking for a Harley crank position sensor, I realized it is one of those parts that can make a big difference in how smoothly the bike runs. My goal was not just to buy any sensor, but to choose one that matched my Harley’s needs, fit properly, and held up over time. Here is the buying guide I wish I had when I began my search.
What I Look for in a Harley Crank Position Sensor
My first priority is always compatibility. I make sure the sensor is made for my exact Harley model, year, and engine type. Even small differences can affect fit and performance. I also look for OEM-quality or trusted aftermarket options because I want reliable ignition timing and consistent engine signals.
Why the Crank Position Sensor Matters
I learned that the crank position sensor helps the bike’s computer know the exact position and speed of the crankshaft. If it starts failing, I may notice hard starting, misfires, stalling, or poor performance. Because of that, I treat this part as essential rather than optional.
Signs I Need a Replacement
Before buying, I check for symptoms that point to a bad sensor. For me, the biggest warning signs are:
- Engine cranks but does not start
- Random stalling while riding
- Rough idle or misfiring
- Check engine light or stored fault codes
- Intermittent starting problems
If I notice these issues, I know it is time to inspect the sensor more closely.
OEM vs Aftermarket: What I Prefer
When I shop, I compare OEM and aftermarket sensors carefully. OEM parts usually give me peace of mind because they are built to factory specifications. Aftermarket parts can be a good value, but I only choose them if the seller has strong reviews and the product has a good reputation. I avoid cheap, unknown brands because saving a little money is not worth risking reliability.
Fitment and Compatibility
Fitment is one of the most important things I check. I always confirm:
- My Harley model and sub-model
- Engine size and year
- Connector style
- Mounting location and sensor length
I have found that a part listing may say it fits “many Harley models,” but I still verify the exact compatibility before buying.
Build Quality and Materials
I pay attention to how the sensor is made. A good crank position sensor should have durable wiring, solid connectors, and heat-resistant materials. Since Harley engines run hot and vibrate a lot, I want a sensor that can handle tough conditions without failing early.
Ease of Installation
I also consider how easy the sensor will be to install. Some sensors are simple enough for a DIY replacement, while others may require more disassembly. I look for parts that come with clear instructions, proper connectors, and any needed seals or hardware. If I am not confident, I would rather choose a part that makes installation easier or have a mechanic handle it.
Price vs Value
My rule is not to buy the cheapest sensor, but to buy the best value. A low price can be tempting, but if the sensor fails early, I end up spending more in the long run. I compare price, warranty, brand reputation, and customer feedback before making a decision.
Warranty and Support
I always check whether the sensor comes with a warranty. A good warranty tells me the seller stands behind the product. I also like buying from brands or stores that offer responsive customer support, especially if I need help confirming fitment.
My Final Buying Tips
When I buy a Harley crank position sensor, I keep it simple: I match the part to my bike, choose a trusted brand, check the reviews, and make sure the seller offers support if needed. That approach has helped me avoid unnecessary returns and get back on the road faster.
If I had to sum it up, I would say this: the right crank position sensor should fit perfectly, perform reliably, and give me confidence every time I start my Harley.
Final Thoughts
I’ve found that the Harley crank position sensor is a small part with a big impact on how smoothly the bike runs. My key takeaway is that when this sensor starts failing, it can cause hard starts, misfires, or even a no-start condition, so catching the signs early really matters. I always recommend checking the sensor promptly and replacing it with a quality part if needed to keep the engine running reliably.
Author Profile
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I’m Sylvia Bennett, a Raleigh-based writer behind Uniply Decor. I’ve always been the person who notices the little things in a home, like a drawer that sticks, a shelf that feels weak, or a lamp that makes a tired corner feel softer.
Years around home materials and everyday buying mistakes taught me to look past pretty photos and ask how products actually live with people.
Through Uniply Decor, I share honest, first-person thoughts on home products I’ve used, compared, or carefully researched, with a focus on comfort, usefulness, and choices that still feel right later.
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