Why Shop With Us?
Free Shipping
Free Standard Ground shipping (48 contiguous states, some overweight and Used/Vintage items excluded).
Orders placed before 3 p.m. ET usually ship the same business day.
Learn More2-Year Free Warranty on Guitars
Every guitar or bass you purchase from Musician's Friend (electric or acoustic, New or Open Box) includes two years of protection from manufacturer defects.
Contact Us for DetailsWe're Here for You
Our Gear Advisers are available to guide you through your entire shopping experience. Call or Chat for expert advice and to hear the latest deals.
Contact UsContact Us
Call Now
800-449-9128
Hablamos Español
866.226.2919
Let's Chat
Live Chat
Hours:
MON - FRI 6 AM – 7 PM PT
SAT 6 AM – 6 PM PT
SUN 6 AM – 5 PM PT
800-449-9128
{
"sourceCodeId" : "61001562",
"sourceName" : "DIRECTSOURCECODE2",
"sourceSegment" : "direct",
"profileZipcode" : "",
"profileStoreId" : "",
"profileStoreName" : "",
"profileID" : "11385229436",
"isInternational": "false",
"isWarrantyShippable": "true",
"isInternationalCommerceEnabled": "false",
"currencySymbol": "$",
"cookieLoggedIn" : false,
"richRelevanceMode":"render",
"richRelevanceApiKey":"46baeda9936d6a41",
"richRelevanceUserId":"",
"richRelevanceSessionId":"62c126ca875f842677283a670c776a4f",
"rrBaseUrl":"//recs.richrelevance.com/rrserver/",
"rrChannelId":"-",
"rrMobileChannelId":"c6e0f249ecc40744",
"hashedUserIdForCriteo":"",
"rrTimeout":"10000",
"isEducatorAccount": "false",
"sessionIsDC": "false",
"fullyLoggedIn" : false,
"isMobile":"false",
"isProp65User":"",
"JSESSIONID":"7jEgGulN8hMcq79WYBZzuBY3C2_nC1Fipx0kJ6ms.mfbotc04",
"enableTwoDayShipMessage":"true",
"enableAskUserLocation":"true",
"showEloyalty": "true",
"loyaltyName":"rewards",
"showLoyalty":"true",
"loyaltyUser":"",
"loyaltyPoints":"",
"showCheckoutLoyalty":"true",
"callCenterNumber" : "800-449-9128",
"liveChat" : "false",
"doNotSell":""
}
Why Shop With Us?
Winter Clearance Sale - Up to 50% off select gear. Call 888-688-0208 or chat for the best deals
Winter Clearance Sale - Up to 50% off select gear
Shop by Category
MMGS7/000000120663345_MEDIA_SET
{
"slidesToShow": 1,
"infinite": true,
"arrows": false,
"dots": true,
"lazyLoad": "ondemand",
"speed": 300,
"mobileFirst": true,
"swipe": true,
"asNavFor":".desktop-image-viewer-nav",
"responsive":[
{
"breakpoint":975,
"settings":{
"dots":false,
"arrows": true,
"asNavFor":".desktop-image-viewer-nav"
}
}
]
}
{
"slidesToShow":7,
"infinite": false,
"arrows":false,
"dots":false,
"lazyLoad":"ondemand",
"speed":300,
"mobileFirst":true,
"asNavFor":".main-media-viewer",
"focusOnSelect":true,
"centerMode":false,
"swipeToSlide": true
}
MXR
Used MXR Used MXR M66 / CL1 Classic Overdrive Effect Pedal
true false
49.99 $49.99
More ways to pay:
This oversized item has special shipping requirements
Excellent
This product is in "like new" condition and shows little to no signs of use. Free from blemishes, scratches, and user wear. All controls are completely functional.
Contact Seller
Guitar Center Glendora
Contact Seller
Why Guitar Center?
Guitar Center has made their collection of Used and Vintage gear–the largest one around–available to Musician's Friend customers.
Email Us
{"departments":[{"departmentName":"Stores","departmentId":"800001","departmentKey":"stores","selected":"false","topics":[{"topicName":"Used And Vintage","topicId":"1000001","contactKey":"used_and_vintage","requiresStore":"true","selected":"false"}]},{"departmentName":"Privacy Policy","departmentId":"500005","departmentKey":"Privacy Policy","selected":"false","topics":[{"topicName":"Privacy Question/Concern","topicId":"500003","contactKey":"Privacy Question/Concern","requiresStore":"false","selected":"false"}]},{"departmentName":"Feedback","departmentId":"100001","departmentKey":"Feedback","selected":"false","topics":[{"topicName":"Feedback","topicId":"100001","contactKey":"Feedback","requiresStore":"false","selected":"false"},{"topicName":"Mobile App Feedback","topicId":"700001","contactKey":"Mobile App Feedback","requiresStore":"false","selected":"false"}]},{"departmentName":"Customer Service","departmentId":"400001","departmentKey":"Customer Service","selected":"false","topics":[{"topicName":"Quotes","topicId":"400010","contactKey":"Quotes","requiresStore":"false","selected":"false"},{"topicName":"Change Order","topicId":"400002","contactKey":"Change Order","requiresStore":"false","selected":"false"},{"topicName":"Checkout","topicId":"400003","contactKey":"Checkout","requiresStore":"false","selected":"false"},{"topicName":"Returns","topicId":"400011","contactKey":"Returns","requiresStore":"false","selected":"false"},{"topicName":"Cancel Order","topicId":"400001","contactKey":"Cancel Order","requiresStore":"false","selected":"false"},{"topicName":"Order Status","topicId":"400006","contactKey":"Order Status","requiresStore":"false","selected":"false"},{"topicName":"Platinum Card","topicId":"400007","contactKey":"Platinum Card","requiresStore":"false","selected":"false"},{"topicName":"General Questions","topicId":"400004","contactKey":"General Questions","requiresStore":"false","selected":"false"},{"topicName":"Policies","topicId":"400008","contactKey":"Policies","requiresStore":"false","selected":"false"},{"topicName":"Price Matching","topicId":"400009","contactKey":"Price Matching","requiresStore":"false","selected":"false"}]},{"departmentName":"International Customer Service","departmentId":"400002","departmentKey":"International Customer Service","selected":"false","topics":[{"topicName":"Shipping Restrictions","topicId":"400020","contactKey":"Shipping Restrictions","requiresStore":"false","selected":"false"},{"topicName":"Espanol","topicId":"400013","contactKey":"Espanol","requiresStore":"false","selected":"false"},{"topicName":"Existing Orders","topicId":"400014","contactKey":"Existing Orders","requiresStore":"false","selected":"false"},{"topicName":"Customs and Duties","topicId":"400012","contactKey":"Customs and Duties","requiresStore":"false","selected":"false"},{"topicName":"Product Availability","topicId":"400017","contactKey":"Product Availability","requiresStore":"false","selected":"false"},{"topicName":"Returns and Exchanges","topicId":"400018","contactKey":"Returns and Exchanges","requiresStore":"false","selected":"false"},{"topicName":"Other","topicId":"400015","contactKey":"Other","requiresStore":"false","selected":"false"},{"topicName":"Payment Methods","topicId":"400016","contactKey":"Payment Methods","requiresStore":"false","selected":"false"},{"topicName":"Shipping Options","topicId":"400019","contactKey":"Shipping Options","requiresStore":"false","selected":"false"}]},{"departmentName":"Technical Support","departmentId":"400003","departmentKey":"Technical Support","selected":"false","topics":[{"topicName":"Percussion","topicId":"400031","contactKey":"Percussion","requiresStore":"false","selected":"false"},{"topicName":"Band and Orchestra","topicId":"400021","contactKey":"Band and Orchestra","requiresStore":"false","selected":"false"},{"topicName":"Special Orders","topicId":"400032","contactKey":"Special Orders","requiresStore":"false","selected":"false"},{"topicName":"Other Product","topicId":"400030","contactKey":"Other Product","requiresStore":"false","selected":"false"},{"topicName":"Guitar","topicId":"400024","contactKey":"Guitar","requiresStore":"false","selected":"false"},{"topicName":"Home Recording","topicId":"400025","contactKey":"Home Recording","requiresStore":"false","selected":"false"},{"topicName":"Bass","topicId":"400022","contactKey":"Bass","requiresStore":"false","selected":"false"},{"topicName":"DJ Gear","topicId":"400023","contactKey":"DJ Gear","requiresStore":"false","selected":"false"},{"topicName":"Lighting","topicId":"400028","contactKey":"Lighting","requiresStore":"false","selected":"false"},{"topicName":"Live Sound","topicId":"400029","contactKey":"Live Sound","requiresStore":"false","selected":"false"},{"topicName":"Instructional","topicId":"400026","contactKey":"Instructional","requiresStore":"false","selected":"false"},{"topicName":"Keyboards","topicId":"400027","contactKey":"Keyboards","requiresStore":"false","selected":"false"}]},{"departmentName":"Comments","departmentId":"400004","departmentKey":"Comments","selected":"false","topics":[{"topicName":"Comments","topicId":"400033","contactKey":"Comments","requiresStore":"false","selected":"false"}]}]}
Used MXR Used MXR M66 / CL1 Classic Overdrive Effect Pedal
Oops!
- Lowest Price
Gold Coverage Protection
Protect your gear
Gold Coverage Protection
Gold Coverage goes above and beyond the manufacturer's warranty to protect your gear from unexpected breakdowns, accidental damage from handling and failures. This plan covers your product for one, two, three or up to five years from your date of purchase, costs just pennies per day and gives you a complete "no-worry" solution for protecting your investment.
Gold Coverage Includes:
- Unexpected and unintentional spills, drops and cracks
- Normal wear and tear
- Power surges
- Dust, internal heat and humidity
Other plan features include:
- For products over $200, No Lemon Policy applies. If it fails for the same defect 3 times, it is replaced on the 4th breakdown. (Does not apply to failures due to drops, spills, and cracks)
- For products under $200 experiencing the above failures, a Musician's Friend gift card will be issued for the full price of the product + tax.
- Shipping fees covered if required for repair or replacement
- Plans are transferable in the event merchandise is sold
- Plans are renewable on new gear
*Limitations and exclusions apply. See terms and conditions (Opens in new window) for program details
Term for New Gear begins on date of purchase but does not replace the store return policy or manufacturer coverage.
Overview
Step up your tone with this used MXR M66 / CL1 Classic Overdrive Effect Pedal, offered in excellent condition and ready to become a staple in your pedalboard. Designed to deliver warm, vintage-inspired overdrive, this pedal captures the iconic sound of a cranked tube amp, with responsive controls for Gain, Tone, and Output to sculpt your ideal tone. Whether used as a standalone overdrive or a boost for solos, the MXR M66 interacts beautifully with your guitar and amp, offering rich, dynamic tones perfect for blues, rock, and beyond. Its durable housing ensures roadworthy reliability, while its straightforward design makes it a go-to for players who appreciate simplicity and great sound. Powered by a 9V battery or optional AC adapter (not included), the MXR M66 Classic Overdrive blends performance, versatility, and legendary MXR quality, making it a must-have for any player looking to elevate their sound.
Shop with a Friend
2-Year Free Warranty on Guitars
Contact Us for Details
Every guitar or bass you purchase from Musician's Friend (electric or acoustic, New or Open Box) includes two years of protection from manufacturer defects.
We're Here for You
Contact Us
Our Gear Advisers are available to guide you through your entire shopping experience. Call or Chat for expert advice and to hear the latest deals.
Want to customize your own bundle?
Our Gear Adviser are ready to help.
Musician's Friend Support
A Gear Adviser is ready to take your questions
Our Gear Advisers are currently offline
MON - FRI 6 AM - 8 PM PT
SAT - SUN 7 AM - 7 PM PT
Looking for something else? Find answers at our Help Center