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Spring Plate
By OE Match
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Price is each.
Fits:
Porsche 911/912 1965-89
Porsche 911 (930) 1975-89
Diagram ref no 28
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90133313305
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
Fits:
Porsche 911 2.0-3.0 01/63-07/77
Porsche 912 1.6 01/65-02/70
Diagram Ref No 32
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90133110700
The product you are viewing cross references to these numbers
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
SET OF 2 Left & Right
Fits:
Porsche 911 1987 to 1989 with G50 Gearbox
Porsche 911 turbo 1989 with G50 Gearbox
Replace the rusty, worn, rear spring plates with this new item.
Spring plates and bushes are designed for quick adjustment.
Click 'Zoom in' for large parts diagram.
Diagram Ref No. 16
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91133300906
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Fits:
Porsche 911 1965-89
Porsche 930 1975-77
Diagram Ref No. 29
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90133315300
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1975-1977 3.0L Turbo (930)
Replace the rusty, worn, rear spring plates with this new, adjustable item. Spring plates and bushes are designed for standard road use.
Sold each, 2 Required per car.
Fits:
Porsche 911 1969 to 1986
Diagram Ref No. 16
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90133300309
The product you are viewing cross references to these numbers
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1975-1977 3.0L Turbo (930)
This OE match adjustable spring plate is a direct replacement for the original Porsche component used on 911 models equipped with the 915 gearbox. Engineered to original specifications, it integrates seamlessly into the torsion bar rear suspension system. Unlike fixed spring plates, this adjustable version allows precise ride height tuning via an integrated adjustment mechanism, eliminating the need for repeated torsion bar re-indexing.
Sold individually, 2 required per vehicle.
Fits:
Porsche 911 1976 - 1986 915 Gear Box
Replacement for Diagram Ref No.16
Unfortunately, lowering the rear of your 911/912/930 is not nearly as easy as lowering the front. That is until you install this new Adjustable Spring Plate kit Now your rear ride height can be adjusted to your desired level with a simple turn of a bolt.
Note: When using adjustable spring plates with stock torsion bars, the splines may be a tight fit and require a small amount of hand fitting.
Spring plate normally rust, replacing them will give you a better ride.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91133300905
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
Sold in sets of (4), enough for both sides of one car.

Fits:
Porsche 911/912/930 ALL 1965-89
Gain back ride quality and rear end stability with High Density Rear Spring Plate Bushings for your 911. Under prolonged use, especially when driven hard, the OEM bushings can break down allowing more slop in the rear suspension. If neglected long enough or driven under heavy load enough, these bushings will eventually deform allowing the spring plate to contact the cover plate. Replacing your factory bushings with our 25% stiffer units will allow full and smooth articulation of the spring plate, thus improving the ride quality and performance of the legendary rear end in your classic 911. Featuring a higher, "sport" durometer these rubber mounts are a great compromise between soft factory mounts and solid/spherical bearings often used to replace them.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90133300309
The product you are viewing cross references to these numbers
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
2 Required per car. Price is EACH
Fits:
Porsche 911 1969 to 1986
Sport bushings – 30% harder rubber
Replace the rusty, worn, rear spring plates with this new, adjustable item.
Spring plates and bushes are designed for performance road and track use.
Diagram Ref No. 16
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90133300309
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
SET OF 2 Left & Right
Fits:
Porsche 911 1969 to 1986
Porsche 911 turbo 1975 to 1988
Replace the rusty, worn, rear spring plates with this new item.
Spring plates and bushes are motorsport designed for quick adjustment. 225 Nm torque setting for the large bolt.
Diagram Ref No. 16
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90133300309
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
Fits:
Porsche 911 1969-76
Porsche 912 1969
Diagram ref no. 25
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90133300309
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)

Fits:
Porsche 911S / 911TU / 911L 1965-68
Porsche 912 1965-68
Click 'Zoom in' for large parts diagram.
Diagram Ref No. 16
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
90133300307
The product you are viewing cross references to these numbers
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
2 Required per car. Price is EACH
Fits:
Porsche 911 1987 to 1989 with G50 Gearbox
Porsche 911 turbo 1989 with G50 Gearbox
Replace the rusty, worn, rear spring plates with this new item.
Spring plates and bushes are designed for standard road use
Click 'Zoom in' for large parts diagram.
Diagram Ref No. 16
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91133300906
The product you are viewing cross references to these numbers
- Porsche 911 1965-1968 2.0L / 912 SWB (F)
- Porsche 356 1950-55
- Porsche 356A 1955-59
- Porsche 356B 1959-63
- Porsche 356C 1963-65
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 36Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
64433313100
The product you are viewing cross references to these numbers
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1978-1989 3.3L Turbo (930)
2 Required per car. Price is EACH
Fits:
Porsche 911 1987 to 1989 with G50 Gearbox
Porsche 911 turbo 1989 with G50 Gearbox
Replace the rusty, worn, rear spring plates with this new item.
Spring plates have harder bushes, designed for fast road, performance use.
Click 'Zoom in' for large parts diagram.
Diagram Ref No. 16
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91133300906
The product you are viewing cross references to these numbers
OEMatch Spring Plate — Fit, Function, Confidence
Spring plates form a key part of the rear suspension on many Porsche models, linking torsion bars to trailing arms to control ride height, preserve alignment and manage suspension travel under load. OEMatch focuses on Porsche applications and catalogues over 4,000 part numbers and extensive cross-references to support repairs and restorations.
Understanding OEMatch Spring Plate
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche’s original spring plate.
OE (Original Equipment) refers to parts matching original specifications for the spring plate and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM spring plate engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models. In operation, a spring plate provides a pivot between torsion bar and trailing arm, helps maintain rear wheel alignment as the suspension moves, and contributes to stable ride height and handling balance. Plates are typically formed from high-strength steel or alloys and use bushes or bearings at mounting points to control movement.
Benefits Include
- Restores correct rear suspension geometry and alignment for consistent handling.
- Maintains ride height and reduces unwanted rear-end movement under load.
- Available in fixed and adjustable designs to suit restoration, service or performance use.
Why Spring Plate Wear and Fail
- Corrosion and rust that weaken the plate or mounting surfaces.
- Worn bushes or mounts producing excess play and vibration.
- Fatigue cracks from repeated torsional stress.
- Impact damage from road hazards or improper installation.
The Importance of Replacing with OEMatch Spring Plate
Replacing worn or damaged spring plates restores suspension geometry and alignment accuracy, reduces vibration and noise, and helps retain predictable handling on road and track. Proper replacement also protects related components such as trailing arms and torsion bars by removing excessive movement and restoring specified clearances, which supports safe and reliable vehicle behaviour.
Advantages
- Direct-fit replacements engineered to match original dimensions and tolerances for Porsche models.
- Adjustable and performance variants available where correct ride-height or alignment tuning is required.
- Suitable for classic restorations, routine servicing and track-focused preparations.