CHENG SHIN 509-21 Skinwall School Bmx Tire Comp 20X2.125

( Brand: Cheng Shin ), ( Manufacturer Part Number: 509-21 ), ( Model: C 509-21 ), ( Type: Tires ), ( Color: Skinwall ), ( Country/region Of Manufacture: Taiwan ), ( For Bike Type: Bmx Bike Old School ), ( Vintage: Yes )

Review CHENG SHIN Skinwall Old School Bmx Tire 20x2.125 Comp Vintage Rare

The Cheng Shin 509-21 Skinwall School BMX Tire is a high-quality product designed specifically for BMX bikes. This tire measures 20x2.125 inches, making it suitable for most BMX bikes in the market.

The Cheng Shin 509-21 is constructed with a Skinwall casing, which provides excellent durability and puncture resistance. The Skinwall design also offers a smoother ride, reducing the risk of tire bursts and flats, especially on rough surfaces. The tire is composed of a rubber compound that ensures optimal grip and traction, providing riders with the stability and control they need to maneuver their bikes effectively.

The 509-21's tread pattern is specifically designed for street and park use. The shallow knobs provide excellent grip on asphalt and concrete surfaces while still offering enough bite for skateparks and other dirt or loose surface areas. The tire also features a wide profile, providing a larger contact patch with the ground, which enhances stability and control.

This tire comes with a presta valve, allowing for easy inflation and deflation. The tire is also tubeless-ready, eliminating the need for an inner tube, reducing weight, and improving overall performance.

In summary, the Cheng Shin 509-21 Skinwall School BMX Tire is an excellent choice for BMX riders looking for a durable, puncture-resistant, and high-grip tire suitable for street and park use. Its Skinwall casing, optimal tread pattern, and tubeless-ready design make it a reliable and versatile option for any BMX enthusiast.

1. Durability: The skinwall construction of the tire provides excellent durability and puncture resistance, making it ideal for rough terrain and BMX racing.

2. Affordability: Compared to high-end BMX tires, the Cheng Shin 509-21 is an affordable option for those on a budget.

3. Wide Tread: The wide tread pattern provides excellent grip and traction, allowing for better control and stability while riding.

1. Weight: The tire is heavier than some high-end BMX tires, which may affect the bike's overall speed and handling.

2. Lack of High-End Features: The tire does not come with some of the high-end features found in more expensive models, such as wireless pressure monitoring or advanced tread patterns.

In conclusion, the Cheng Shin 509-21 Skinwall School BMX Tire 20x2.125 Com is a great option for budget-conscious riders who prioritize durability and grip over speed and weight. Its skinwall construction and wide tread pattern make it ideal for rough terrain and BMX racing. However, its heavier weight and lack of high-end features may be a drawback for some riders. Ultimately, the decision to purchase this tire depends on your individual riding needs and preferences. If durability and grip are your top priorities, then the Cheng Shin 509-21 is a great option. If speed and weight are more important to you, then you may want to consider investing in a more expensive BMX tire.

Details:

part #: 50921 prices

• $24.96-$29.99

specifications vintagebikepartiz:

• brand: Cheng Shin
• mpn: 509-21
• model: C 509-21
• type: Tires
• color: Skinwall
• country/region of manufacture: Taiwan
• for bike type: Bmx Bike Old School
• vintage: Yes

general vintagebikepartiz:

• Cycling > Vintage Cycling > Vintage Bicycle Parts

seller vintagebikepartiz:

• detailed rating: Speed: 4.93/5, Accuracy: 4.86/5, Charges: 4.71/5, Communication: 5/5
• # feedbacks: 288
• rating: 100.0%
• city: Gold Bar, WaShington

payments vintagebikepartiz:

• wallet: Apple-pay
• credit card: Discover

shipping vintagebikepartiz:

• type: Calculated
• transit: 9-13 Days
• carrier: UPS
• class: Standard
• cost: $21.97
• service: UPS Ground

ratings:

1. FIVE STAR ! EASY AND PLEASANT TRANSACTION! 01-07-24
2. best seller I have ever worked with on super nice seller great price fast shipping packed extremely well kept me informed every step of the way A will buy from again 01-03-24
3. A little lighter color than I thought. 01-14-24
4. They are perfect for my build. Thank you 12-24-23
5. Great vintage shirt in great shape! As described. Quick shipping! THANKS!! 12-29-23

offer vintagebikepartiz:

• best offers: True
• options: Ship-to-home
• sold: 0
• availability: In Stock
• quantity: 1
• started: January 21, 2024

returns vintagebikepartiz:

• policy: No Returns

Cheng Shin 509-21 Is Similar To:

• C 714 M-43 C Cheng Shin (20.2% similar) It has been stored in a garage for the past ten years. I use the USPS priority mail. What is pictured included. Includes the thorn proof tube that is pictured. This tire is in great condition despite its age. Maybe longer. This item is being offered as...(September 15th, 2017)
• C-1027 Chen Shin Cheng Mountain Bike Tire (34.5% similar) You should be too. Good ratings are greatly appreciated if you can. Lots of life left. What you see is get. Decent shape. Single classic Cheng Shin mountain bike tire up for grabs...(December 2nd, 2018)
• C-183 Cheng Shin Nos Tyre Tire Set Vintage Bmx Old School (40.9% similar) There are several factors that lead to total shipping price. Overseas shipping pricing. I always combine shipping if you win multiple items. If not ,i am the one that looses money. USPS prices: did go up on there rates again. This was one of the top tire combos in 1970 S era. I always start my ...(November 13th, 2018)
• C303 X Rim Alex Cheng Shin Tires Wheelset Bmx Inch Blue Black (33.8% similar) Wheel set from a 2011 Morocco with Alex C303 x rims and CST tires in great condition...(March 9th, 2019)
• 20x1.95 Cheng Shin Tire Bmx Chevron Haro Style Black 65 Psi Rare Old Gt Cst Mx (32.7% similar) Seems to be a more rare tire, could fill in for an orphan until you find a real one or maybe this could complete your set. It is the chevron tread pattern like the harp tires. Up for sale is a used black Cheng Shin 20X1. It is soft and not cracked with alright tread life left...(May 13th, 2016)
• Cheng School 24 Bmx-mtb Cst Sm500 Cannondale Nos Tire 1.75 Skinwall Shin (34.9% similar) One nos vintage knobby skinwall 24 x also came in big tire bmx of the time. This hard to find vintage tire may complete your mid 80'S restoration with a raised rib for comfort. This was the original rear tire on cannon dale's original mountain bike the SM500 which came with 24 rear wheels. See 1985...(January 22nd, 2015)
• C-637 Cheng Shin Tyre Vintage Tires Super Hp Black Nos (38.8% similar) Up for vintage two Cheng Shin tires tyres super hp C-637-6, 27X1 1/4 90PSI, black, nos new old stock, please see hi-res photos to hopefully answer any questions...(September 30th, 2019)
• Cheng Shin C-714-44 Vintage 1980s C-714 Comp Iii Tires 20x1.75 Old School Bmx Hutch Haro (45.4% similar) Will clean up, real deal 1980 S made in china, not newer re pops. You are buying a pair of two matching tires, please see all pics for exact condition. Good used condition with nice tread, no major damage and still pretty soft pliable...(March 16th, 2025)
• Cheng Shin C-183c-4 Rare Vintage 1970 S Chang Bmx Racing Tire 20x2.125 Black Nos (54.2% similar) Tire is new but does have some marks from display and storage as shown. Perfect for any bicycle restoration. This is a free shipping item within the us so buy now. Not dry, no sidewall cracking. Extremely hard to find vintage 1970 S dated Cheng Shin C-183C-4 bmx racing front or rear tire in black. ...(January 16th, 2026)
• Cheng Shin 180577 Aircraft Tire 4.10 3.50-4 Pn Nos New Old Stock (40.3% similar) Manufacturer: Cheng Shin. Storage: climate-controlled environment. Status: never installed / never mounted. Type: aircraft tail wheel tire. Specifications: part number: 180577. This item is new old stock nos, never used, mounted, and has been stored in a climate-controlled environment since new.: ...(February 25th, 2026)