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UMI Performance 1978-1996 GM B-Body Adjustable Extended Length Rear Lower Control Arms with Rod Ends, Black is UMI Performance manufacturer part number 3614-B, selected by the verified year, make, and model applications below. UMI Performance extended length control arms are designed to properly center the rear wheels in the wheel well of the Impala SS. These control arms are extended by 5/8” and feature additional adjustment capabilities to perfectly center the rear end. This adjustment allows users to lengthen or shorten the control arms by an additional ¼” beyond the initial 5/8".The control arms are constructed from 1.500” DOM tubing and fully TIG welded for maximum strength. They also come with provisions for adding either a stock or aftermarket sway bar. The sway bar holes are reinforced with a 0.120” thick steel sleeve, TIG welded and sanded in place. The sway bar connects to the control arms using a billet aluminum spacer that is contoured to match the shape of the round tubing, ensuring a proper attachm
Key Features
- Exact UMI Performance manufacturer part number 3614-B
- Purpose-built control arms configuration identified by the listing title
- New aftermarket component supplied in the exact configuration shown
- Selection requires confirmation of every dimension, interface, mating component, and manufacturer note
Fitment
| Years | Make | Model | Application Notes |
|---|---|---|---|
| 1978-1985 | Buick | LeSabre | Confirm every UMI Performance application note and factory configuration |
| 1991-1996 | Buick | Roadmaster | Confirm every UMI Performance application note and factory configuration |
| 1978-1996 | Chevrolet | Caprice | Confirm every UMI Performance application note and factory configuration |
| 1994-1996 | Chevrolet | Impala | Confirm every UMI Performance application note and factory configuration |
| 1977-1981 | Pontiac | Bonneville | Confirm every UMI Performance application note and factory configuration |
| 1977-1981 | Pontiac | Catalina | Confirm every UMI Performance application note and factory configuration |
Specifications
| Brand | UMI Performance |
|---|---|
| Manufacturer Part Number | 3614-B |
| Product Type | Control Arms |
| Application Type | Vehicle Specific |
| Condition | New |
What's Included
One new UMI Performance control arms package identified by manufacturer part number 3614-B, plus only the hardware and accessories expressly shown or stated for this exact part number
About UMI Performance
UMI Performance designs and manufactures suspension, chassis, steering, and handling components for American performance vehicles in Philipsburg, Pennsylvania.
Related UMI Performance Products
- Shop all UMI Performance products
- UMI Performance 1978-1996 GM B-Body Adjustable Extended Length Rear Lower Control Arms, Black
- UMI Performance 1978-1996 GM B-Body Adjustable Extended Length Rear Upper Control Arms, Poly Ends, Black
- UMI 78-96 GM B-Body Boxed Extended Length Lower Control Arms w/Poly Bushings - Black
Frequently Asked Questions
How do I confirm UMI Performance 3614-B is correct for my application?
Match the exact manufacturer part number, year, make, model, factory configuration, dimensions, connection points, and every current UMI Performance note.
Are similar UMI Performance parts interchangeable with 3614-B?
No. Mounting points, dimensions, adjustment range, material, finish, bushing style, and included hardware can differ between part numbers.
What should be checked after installing UMI Performance 3614-B?
Inspect fasteners, bushings, joints, clearances, alignment, ride height, and suspension movement after installation and again after the initial road test.
Installation
Follow the current UMI Performance instructions for manufacturer part number 3614-B. Confirm all torque values, mounting locations, bushings, joints, clearances, ride height, and alignment requirements. Professional installation and a post-installation alignment are recommended when the component changes suspension geometry.
Alignment Components
Shop alignment components, camber kits, caster kits, and adjustable control arms at Black Ops Auto Works. Find vehicle-specific parts for correcting suspension alignment or preparing a performance setup, including toe links, adjustment cams, camber plates, and replacement mounts. Choose components based on your vehicle, suspension configuration, and measured alignment needs. Camber, Caster, and Toe Correction Camber describes the inward or outward tilt of a wheel when viewed from the front. Caster describes the steering axis angle when viewed from the side. Toe describes whether the wheels point inward or outward when viewed from above. Each measurement has a different role, so the right correction part depends on which angle needs adjustment. This collection includes options from Black Ops Auto Works, AAD Performance, SPC Performance, Eibach, SuperPro, Whiteline, and other suspension brands. Adjustment capability varies by product. A camber kit does not automatically provide caster...
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Control Arms
Control arms for lifted trucks, SRT and Hellcat platforms, and off-road builds are stocked at Black Ops Auto Works. Shop tubular steel upper control arms, billet adjustable control arms, rear toe links, camber arm kits, and vehicle-specific control arm sets for Jeep Grand Cherokee and Trackhawk, Dodge Durango, Charger, Challenger, 300, and Magnum, Toyota 4Runner and FJ Cruiser, Lexus GX460 and GX470, Ford Mustang, and GM 1500 trucks. Every product is filterable by year, make, model, trim, and lift height so the correct control arm ships the first time. Black Ops Auto Works carries 789 control arm SKUs across upper, lower, adjustable, and toe link categories. What This Collection Covers Control arms connect the wheel hub and knuckle assembly to the vehicle frame and control wheel travel through compression and droop. Worn OEM control arms with loose ball joints or deteriorated bushings cause vague steering, uneven tire wear, and handling inconsistency. This collection covers arm ...
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Suspension
Suspension parts and complete kits for cars, trucks, SUVs, Jeeps, and off-road builds are stocked at Black Ops Auto Works. Shop coilovers, lowering springs, lift kits, leveling kits, shocks and struts, sway bars, control arms, tie rods, ball joints, bushings, chassis bracing, alignment hardware, air suspension, and complete stage kits from Bilstein, KW, Ohlins, Fox, KING, ICON, BC Racing, Silvers, Eibach, H&R, Swift Springs, Whiteline, Energy Suspension, Moog, SPC Performance, Rough Country, ReadyLIFT, BDS, Skyjacker, Air Lift, Firestone, and Black Ops Auto Works. Start with a matched shock and spring package or a full coilover kit, then layer in sway bars, chassis bracing, and camber adjustment hardware. Every part is filterable by year, make, model, trim, and drivetrain to confirm fitment before ordering. What This Category Covers Suspension is the highest-leverage handling upgrade on any vehicle. A properly matched shock, spring, and sway bar package produces measurable i...
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UMI Performance
Shop UMI Performance suspension, chassis, steering, and handling components by exact manufacturer part number and verified vehicle application.UMI Performance Product Families Control arms, panhard bars, trailing arms, and suspension links Sway bars, end-link hardware, chassis braces, and subframes Coilovers, lowering springs, shocks, and suspension packages Crossmembers, engine mounts, driveshaft loops, and installation hardware Choosing the Correct UMI Performance PartConfirm the exact manufacturer part number, year, make, model, factory equipment, mounting position, adjustment range, material, finish, bushing configuration, and every current manufacturer note. Engine, trim, chassis, and platform references remain application notes rather than model tags.About UMI PerformanceUMI Performance designs and manufactures suspension and chassis components for American performance vehicles in Philipsburg, Pennsylvania.Related Collections UMI Performance products Control arms Sway bars Low...
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