Description
Comparison points and tradeoffs
When comparing Iron Rock Off Road Press-In Upper Control Arm Flex Joint; 1/2′ Bolt with other Control Arms options, use this source-backed detail as the primary discriminator: Application note: Brand: Generic Brand Generic Fit Type Universal Fit Auto Part Position Front Upper Color Gold Orientation Front Automotive Fit Type Universal Fit Manufacturer Iron Rock Off Road Model Control Arm Item Weight 5 pounds Country of Origin USA Item model number IRO-10681 Exterior Polished Manufacturer Part Number IRO-10681 Replaces driver or passenger upper control arm bushing on your front axle.
Use this second fact to evaluate the tradeoff: This results in a very tough material, with the highest impact strength of any thermoplastic presently made. A third point to compare across alternatives is: Fit Type: Universal Fit.
Alternative-selection boundary
Choose an alternative when its stated identifiers, application, package, or specifications better match the requirement; no unverified competitor claim is introduced here.
Complete source-backed product details
| Brand | Generic |
|---|---|
| Fit Type | Universal Fit |
| Auto Part Position | Front Upper |
| Color | Gold |
| Orientation | Front |
| Automotive Fit Type | Universal Fit |
| Manufacturer | Iron Rock Off Road |
| Model | Control Arm |
| Item Weight | 5 pounds |
| Country of Origin | USA |
| Item model number | IRO-10681 |
| Exterior | Polished |
| Manufacturer Part Number | IRO-10681 |
Replaces driver or passenger upper control arm bushing on your front axle.
IRO wants to be your source for builder parts. Our universal flex joint is the best solution for your control arm build where maximum misalignment is required to achieve unrestricted articulation in your suspension. These precision machined parts come unassembled. This a direct replacement for those worn out upper control arms with 1/2″ bushings
PRODUCT FEATURES AND BENEFITS
- 2″ MOUNTING WIDTH – Bolts directly into most upper control arm mounts
- 30° TOTAL MISALIGNMENT – Far more than most other competitor’s joints. We haven’t found one with more articulation yet.UHMW BEARING RACES – The choice we made to use this material was simple. Here is the wikipedia definition so you know why: Ultra-high-molecular-weight polyethylene (UHMWPE or sometimes shortened to UHMW), also known as high-modulus polyethylene (HMPE) or high-performance polyethylene (HPPE), is a subset of the thermoplastic polyethylene. It has extremely long chains, with molecular weight numbering in the millions, usually between 2 and 6 million. The longer chain serves to transfer load more effectively to the polymer backbone by strengthening intermolecular interactions. This results in a very tough material, with the highest impact strength of any thermoplastic presently made. It is highly resistant to corrosive chemicals, with exception of oxidizing acids. It has extremely low moisture absorption, has a very low coefficient of friction, is self-lubricating, and is highly resistant to abrasion (15 times more resistant to abrasion than carbon steel). Its coefficient of friction is significantly lower than that of nylon and acetal, and is comparable to that of Teflon, but UHMWPE has better abrasion resistance than Teflon. It is odorless, tasteless, and nontoxic.
- FULLY REBUILDABLE – Simple and inexpensive to rebuild. This is the last joint you’ll ever have to buy.
Source product highlights
About this item
- NO SNAP RINGS – This joint bolts together without the use of snap rings or threaded jam nuts.
- NO SPECIAL TOOLS REQUIRED – No spanner wrench or custom tool is needed to assemble or maintain these joints
- FULLY REBUILDABLE – Simple and inexpensive to rebuild. This is the last joint you’ll ever have to buy.




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