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Torsion Bar

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DISPLAYING 1 to 16 (of 19 products)
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64450108500/1
Product Information
Product Information
Centre section torsion bar tube. 

Fits:
Porsche 356A - 1955 to 1959


Diagram ref no 5



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64450108500
64450108500

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SPF0142-
Product Information
Product Information
SuperPro Front Anti Roll Bar Rubber Mount / Bush.
SET OF 2

superpro

Fits:
Porsche 911/912 1965-73
Porsche 914

Replacing your car rubber suspension bushes with Polyurethane Suspension Bushes will give you:

- Better road holding
- Constant steering geometry
- Increased tyre life
- More responsive steering
- Longer service life of suspension components

Click 'Zoom in' for large parts diagram.
Diagram Ref No. 23

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SPF0142-
90134379202
90134379201

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64450108500
Product Information
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Inner frame rail torsion bar tube

Fits:
Porsche 356A - 1955 to 1959


Outer section of diagram ref no 5



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64450108500
64450108500

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21020
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QuickChange™ Torsion Bars, REAR
Sold per kit, 1 kit req'd per car.

elephantracing

Fits:
Porsche 911/912/930/914 '65-'86
Porsche 356 A/B '48-'65 (Pre-A, C and CS Read Notes),
Porsche 944/968/924 '76-'95 w/ QuickChange Spring Plates

PLEASE NOTE: sizes 34mm and 36mm are not applicable for 944, 968 and 924 models)

QuickChange Torsion Bars are Plated & Plugged and include a female threaded end that you can engage with a bolt to use as a handle for easier extraction / insertion.

Use the rears bars in combination with our QuickChange™ Spring Plate products for fast torsion bar swapping and re-indexing. QuickChange™ Torsion Bars can be extracted through the QuickChange™ Spring Plate without removing any bolts. Alignment settings are maintained. You don't even need to remove the wheel from the car. Changing torsion bars is a 5 minute per side operation!

A QuickChange™ Insert is available separately for converting your existing hollow torsion bars.

QuickChange™ Torsion Bars make it easy to dislodge a stuck bar, and thereby offer benefits even when used on the front and with factory spring plates (factory spring do not allow the bars to be extracted without removing the plates).

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21020
2102026
2102027
2102028
2102029
2102030
2102031
2102032
2102033
2102034
2102036
2102038
90133310105
90133310115
90111110106
90133310205
90133310210
90133310206
91133310109
91133310116
91133310209
91133310216
91133310103
91133310113
91133310203
91133310213
91133310111
91133310114
91133310211
91133310214
91133310112
91133310115
91133310212
91133310215
311511115D
311511116D
94433311500
94433311600
94433310300
94433310400
95133310330
95133310430

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64433313101
Product Information
Product Information
Rear torsion bar outer rubber bushing.

Fits:
Porsche 356 BT5-T6
Porsche 356 C

Diagram ref no 36

Price is for each.

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64433313101
64433313101

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64433313101/1
Product Information
Product Information
Rear torsion bar outer rubber bushing.

Fits:
Porsche 356 BT5-T6
Porsche 356 C

Diagram ref no 36

Price is for each.

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64433313101
9220109
64433313101

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64433315101
Product Information
Product Information
Torsion bar cover with hole, black, round bushing.
porsche

Fits:
Porsche 356 B T5 1.6L 12/1959-08/1961

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64433315101
8152250900
113511227B
511201002OE
64433315101

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64433315101/1
Product Information
Product Information
Torsion bar cover with hole, black, round bushing - open type

Fits:
Porsche 356 B T5 1.6L 12/1959-08/1961

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64433315101
8152250900
113511227B
511201002OE
64433315101

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64433315102
Product Information
Product Information
Torsion bar cover without hole, black.

dansk

Fits:
Porsche 356B T6 / 356C 1.6L 09/1961-12/1965

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64433315102
113511225
511201001
64433315102
64433715102
8152250206

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69533315101
Product Information
Product Information
Torsion bar cover without hole, closed.
porsche

Fits:
Porsche 356 C

Click 'Zoom in' for large parts diagram.
Diagram ref no 38

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69533315101
69533315101
69533315100

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69533315101/1
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Product Information
Torsion bar cover without hole, closed.

oematch

Fits:
Porsche 356 C

Click 'Zoom in' for large parts diagram.
Diagram ref no 38

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69533315101
69533315101
69533315100

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64433313100/2
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Torsion bar rubber sleeve INNER with rim . Rear axle.

oematch

Click 'Zoom in' for large parts diagram.
Diagram ref no 36

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64433313100
64433313100
31203

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64433313100/3
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Torsion Bar Rubber Sleeve With Rim.
Ensure your classic Porsche’s torsion-bar suspension remains quiet, stable and correctly aligned with this rubber sleeve. Designed for Porsche models such as the 356 A/B, this sleeve features a seating rim for precise positioning and helps isolate torsional loads while maintaining correct mount geometry. A critical yet often overlooked component in torsion-bar systems, this replacement sleeve restores proper bar support, reduces noise and ensures ride height and suspension behavior.
Sold Each.
x2 Required Per Car.

Fits:
  • Porsche 356A 1955-59
  • Porsche 356B 1959-63

Diagram Ref No 36

What This Product Does:

  • The sleeve cushions the torsion bar where it passes through or mounts to the chassis or spring plate. Because torsion-bars twist under load, this sleeve helps reduce metal-to-metal contact, absorb vibrations or harshness, and maintain correct bar location and alignment.
  • The “with rim” detail likely means it has a flange or rim that seats against a plate or bracket, ensuring correct fit and preventing movement of the sleeve out of position.
  • By keeping the torsion bar isolated and aligned, the sleeve helps maintain correct ride height, suspension behavior, and prevents unwanted noise, wear, or alignment shifts due to a loose or worn bar mount.


Symptoms & Signs Of Wear Or Failure:

  • Clunks or knocks from the rear (or whichever end the torsion bar is mounted) when going over bumps, indicating the torsion bar is moving within its mount.
  • Loss of ride height or inconsistent ride height, because the torsion bar may not be seating properly.
  • Increased vibration or harshness being transmitted from the torsion bar area into the chassis or cabin.
  • Suspension geometry changes / alignment drift, because the torsion bar may shift or twist out of its correct location.
  • Visible rubber degradation — cracking, splitting, flattening, or the rim/seating portion being damaged. On inspection you may see the sleeve has collapsed or the rim no longer seats properly.

Why Replacement Matters:
  • Over time, rubber components like this sleeve degrade from age, heat, load, UV exposure and the twisting action of the torsion bar. A worn sleeve compromises the mount of the torsion bar and therefore the overall behavior of the suspension.
  • Especially in older vehicles or restorations, replacing such small components is critical to preserving the integrity of the suspension system rather than just chasing obvious wear points.
  • For classic Porsche owners maintaining these older torsion-bar systems, ensuring these sleeves are in good condition means you’ll keep ride height correct, less unwanted movement, better durability, and fewer secondary failures (e.g., as the bar shifts it may overload other bearings or mounts).



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64433313100
64433313100

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64433313100/1
Product Information
Product Information
Torsion bar rubber sleeve INNER without rim . Rear axle.

Outer dia: 69mm
Inner dia: 48mm
Thickness: 31mm

Fits:
Porsche 356 pre-A / A  1950-1959
Porsche 356 B / C 1960-1965 (chassis >>131 720, >>154 229, >>88 663)

Porsche 911/912 1965-1967 (up to chassis #307325)

For 356 Pre-A, A, and B, 4 are required w/original covers, and 2 are required w/replacement covers. For all 356C models, 2 are required).

Diagram ref no 36

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64433313100
64433313100

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Special Order item
64433313100
Product Information
Product Information
Torsion bar rubber sleeve.
Rear Axle.

Outer dia: 69mm
Inner dia: 48mm
Thickness: 31mm

Fits:
Porsche 356A 1950-1959
Porsche 356B 1960-1965 (chassis >>131 720, >>154 229, >>88 663)
Porsche 911/912 1965-1967

Diagram ref no 36

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64433313100
64433313100

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35649031/1
Product Information
Product Information
Torsion bar tube - Rear

Fits:
Porsche 356A T2 / T5 - 1957  to 1959
Porsche 356B T6 - 1959 to 1963

Rear torsion bar tube - 356 T2/T5/T6 - Requires reuse and welding on of your original brackets.
Features correct seamless metric tube with centre spline section and end caps for bushings

Section of diagram ref no 5

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35649031
35649031
356 49031

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DISPLAYING 1 to 16 (of 19 products)
1 2
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About Torsion Bar

Porsche Torsion Bars | Design911 Suspension Components for Ride Height, Balance & Handling Precision

Torsion bars are an integral part of Porsche’s classic suspension design, providing spring resistance that supports the vehicle’s weight and absorbs road irregularities. Acting as the main spring element, they twist under load to control suspension movement and maintain ride height. Properly functioning torsion bars ensure balanced handling, consistent alignment, and the smooth, composed driving feel that defines Porsche engineering.

At Design911, we offer a wide range of torsion bars for both front and rear suspension setups. Each component is precision-engineered from high-tensile spring steel or performance-grade materials to provide durability, accuracy, and consistent performance. Whether for restoration, suspension servicing, or performance tuning, our torsion bars help restore and enhance your Porsche’s suspension dynamics.

What Do Torsion Bars Do?

Torsion bars act as load-bearing springs within the suspension system. When the wheels move up and down, the bars twist along their axis to absorb impact and maintain control.

Core Functions:
• Provide spring resistance to support vehicle weight.
• Maintain correct ride height and chassis balance.
• Control suspension compression and rebound during driving.
• Distribute load evenly for predictable handling.
• Enable fine-tuning of suspension stiffness and ride comfort.

With well-calibrated torsion bars, your Porsche delivers improved grip, stability, and cornering precision — both on the road and track.

Why Do Torsion Bars Fail or Degrade?

Over time, torsion bars endure extreme twisting forces, environmental exposure, and wear, which can reduce their effectiveness and strength.

Common Causes of Failure Include:
• Metal fatigue from repeated flexing and torsional stress.
• Corrosion or pitting weakening the bar’s surface.
• Cracks developing from overloading or impact.
• Incorrect ride height adjustments causing uneven stress.
• Aging bushings and mounts reducing alignment accuracy.

When torsion bars wear or crack, symptoms include uneven ride height, unstable handling, and unpredictable suspension response — all clear signs replacement is required.

Why Replace or Upgrade Your Porsche Torsion Bars?

Replacing tired or damaged torsion bars restores suspension strength, ride height accuracy, and overall handling precision. Performance torsion bars can also improve chassis stiffness for track use or spirited driving.

Key Benefits:
• Restores proper suspension balance and ride height.
• Improves cornering stability and handling predictability.
• Reduces body roll and uneven weight distribution.
• Available in standard and performance-rated diameters.
• Fits Porsche 911, 912, 914, 924, 944, and classic models.
• Perfect for restorations, tuning, or performance upgrades.

Design911’s Porsche torsion bars combine superior material quality with exact fitment — ensuring your suspension remains stable, balanced, and ready for precision driving.

Highlights

• Premium Porsche torsion bars and suspension components.
• Precision-machined from high-tensile spring steel.
• Restores suspension stiffness, balance, and ride height.
• Available in road, sport, or track specifications.
• Compatible with classic and performance Porsche models.
• Ideal for restoration, maintenance, or suspension tuning.

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