Shimano Acera M390-SGS 9-Speed Long Cage Rear Derailleur
Shimano Acera M390-SGS 9-Speed Long Cage Rear Derailleur
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The Shimano Acera M390-SGS Rear Derailleur is a 9-speed derailleur designed for long cage setups. It is part of the Acera RD-M390 series, which is known for its precise shifting and durability thanks to its Wide Link mechanisms. This derailleur is suitable for use with 9-speed drivetrains and is a reliable choice for riders looking to upgrade or maintain their bike's shifting performance.
- Color: Black
- Largest Cog: 34
- Rear Derailleur Mount Type: 10x1 Standard
- Chain Wrap Capacity (teeth): 45
- Cage Length: Long
- Rear Der/Shifter Compatibility: Shimano Mountain
- Drivetrain Speeds: 9
What Size?
Finding the right size bicycle is important for a comfortable and enjoyable ride. There are various frame sizes available that are designed to fit riders of different heights, as well as different wheel sizes and frame styles. To choose the best fit, you can look at the sizing and geometry chart provided by the manufacturer. This will show you the seat tube length and top tube length, which can affect the stand-over clearance and comfort of the bike. You want to aim for a comfortable position that isn't too cramped or stretched out. If you have any questions about finding the right size bike for you, our team of experts is always happy to help.
| Child height (Inch) |
Child height (cm) |
Wheel size |
|
2’9”-3’1″ |
85-90 cm cm | 10/12 inches |
| 3’1”-3’3″ | 90-100 cm | 12/14 inches |
| 3’3”-3’7″ | 100-110 cm | 14/16 inches |
| 3'7"-3'8" | 110-115 cm | 16/18 inches |
| 3’8”-4’0″ | 115-120 cm | 18/20 inches |
| 4'0”-4’5″ | 120-135 cm | 20/24 inches |
| 4'5"-4'9" | 135-145 cm | 24/26 inches |
| 5 inches+ | 145 cm + | 26 inches |
|
Adult height (Inch) |
Frame Size (Inches) | Frame size |
| 4'10-5'2" | 13 - 14" | X-Small |
| 5'2-5'6" | 15 - 16" | Small |
| 5'6-5'10" | 17 - 18" | Medium |
| 5'10-6'1" | 19 - 20" | Large |
| 6'1-6'4" | 21 - 22" | X-Large |
| 6'4-6'6" | 22 - 24" | XX-Large |
|
Adult height (Inch) |
Frame Size (Inches) | Frame size |
| 4'10-5'2" | 47-48 cm | XX-Small |
| 5'2-5'6" | 49 - 50 cm | X-Small |
| 5'3-5'6" | 51 - 53 cm | Small |
| 5'6-5'9" | 54 - 55 cm | Medium |
| 5'9-6'0" | 56 - 58 cm | Large |
| 6'0-6'3" | 58 - 60 cm | X-Large |
| 6'3-6'6" | 61 - 63 cm | XX-Large |
FAQ
FAQ:
What is the option to pay in installments on Shop Pay?
Shop Pay is a payment option that allows you to split your purchase amount into smaller installments. You can pay now or later, with options for biweekly payments with 0% APR or monthly payments with no hidden or late fees. Shop Pay Installments is only available to customers with a US billing address and phone number, and there is a $17,500 USD limit on purchases. You can use debit or credit cards for non-interest bearing orders, and only debit cards for interest bearing orders.
If you make a return on a purchase made with Shop Pay Installments, the refund will be processed and appear on your payment schedule within 3-10 business days, and your balance will be updated. There are no late fees for missed payments, but they may impact your credit score or future eligibility for Shop Pay Installments.
For instance, a $800 purchase could be split into 12 monthly payments of $72.21 at 15% APR, or 4 interest-free payments of $200 every 2 weeks.
Rates from 0% APR or 10-36% APR. Payment options through Shop Pay Installments are subject to an eligibility check and are provided by these lending partners: affirm.com/lenders. Options depend on your purchase amount, and a down payment may be required. State notices to consumers affirm.com/licenses.
If you have questions about Shop Pay Installments, you can visit the Affirm support website.
What are Shipping Cost?
What is your Refund Policy?
What is your Terms of Service Policy?
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