OS 21913300 Cylinder & Piston Assembly 21TM

HopMeUp
(544610)
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US $93.54
ApproximatelyC $129.50
Condition:
New
9 available4 sold
Breathe easy. Free returns.
People want this. 17 people are watching this.
Shipping:
US $4.50 (approx C $6.23) Standard Shipping.
Located in: Madison, North Carolina, United States
Delivery:
Estimated between Fri, Sep 19 and Thu, Sep 25 to 94104
Delivery time is estimated using our proprietary method which is based on the buyer's proximity to the item location, the shipping service selected, the seller's shipping history, and other factors. Delivery times may vary, especially during peak periods.
Returns:
30 days return. Seller pays for return shipping.
Payments:
     Diners Club

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eBay item number:296564477646
Last updated on Aug 29, 2025 16:30:50 EDTView all revisionsView all revisions

Item specifics

Condition
New: A brand-new, unused, unopened, undamaged item (including handmade items). See the seller's ...
Brand
OS
Compatible Scale
Any Scale
Compatible Fuel Type
Nitro
MPN
21913300
Fuel Source
Nitro
For Vehicle Brand
Any Brand
Scale
Any Scale
UPC
4531028141599
Category

Item description from the seller

About this seller

HopMeUp

98% positive feedback•2.1M items sold

Joined Jan 2005
See our large, selection of RC stock replacement parts and hop-ups. .. Ready-to-Ship inventory in our OWN warehouse .. Ship additional items for a fraction of the first! Traxxas, Arrma, Axial, Team ...
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Detailed seller ratings

Average for the last 12 months
Accurate description
4.9
Reasonable shipping cost
4.8
Shipping speed
4.9
Communication
5.0

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Seller feedback (1,032,777)

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    • b***r (526)- Feedback left by buyer.
      Past year
      Verified purchase
      Just what i needed to get my Os 21tm back up and running for my tmaxx.
    • 0***8 (1465)- Feedback left by buyer.
      Past 6 months
      Verified purchase
      Always good!
    • 6***6 (491)- Feedback left by buyer.
      Past 6 months
      Verified purchase
      WILL DO BUSINESS WITH AGAIN . REFUNDED MY MONEY DUE TO ME ORDERING THE WRONG PARTS AAAAAAA
    See all feedback

    Product ratings and reviews

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    5.0
    3 product ratings
    • 3 users rated this 5 out of 5 stars
    • 0 users rated this 4 out of 5 stars
    • 0 users rated this 3 out of 5 stars
    • 0 users rated this 2 out of 5 stars
    • 0 users rated this 1 out of 5 stars

    Durable

    Would recommend

    Entertaining

    Most relevant reviews

    See all 3 reviews
    • by barrijohnso-3
      Jun 18, 2020

      O.S. piston and sleeve

      Awesome part for good price!!!

      Verified purchase: YesCondition: NewSold by: hopmeup

    • by andbarnet_21
      Sep 12, 2024

      Just what i needed to get my Os 21tm bac...

      Just what i needed to get my Os 21tm back up and running for my tmaxx.

      Verified purchase: YesCondition: NewSold by: hopmeup

    • by wihimrsusve@deleted
      Feb 28, 2020

      Engine

      Rebuilt engine part works fine

      Verified purchase: YesCondition: NewSold by: hopmeup

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