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Operating Sleeve / Slider and Parts
By OE Match
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
The OE MATVH Gearbox Repair Kit (915 Gearbox) is a comprehensive OE MATCH quality rebuild solution designed for classic Porsche models equipped with the 915 transmission. This kit includes a selection of essential internal components—such as bearings, seals, synchro parts, and related hardware—required to restore the gearbox to optimal working condition.
Kit Contents:
x2 Synchro Shifting Sleeve 1st/2nd Gear (93030241103/1)
x2 Synchro Shifting Sleeve 3rd/4th Gear (91130241128/1)
x2 Dog Teeth 3rd/4th/5th (90130224203/1)
x1 Transmission Gearbox Teeth/Dog Teeth 2nd Gear (91530224200/1)
x1 Dog Teeth 1st Gear (91530224114/1)
x1 Synchro Ring 1st Gear (91530230113/1)
x1 Synchro Ring 2nd Gear (91530230114/1)
x3 Synchro Ring 3rd / 4th / 5th Gear (91130230113/1)
x1 Gearbox Gasket Set (91530091101/1)
Fits:
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera (915 Gearbox)
- Porsche 911 1978-1983 3.0L / SC (915 Gearbox)
- Porsche 911 1984-1986 3.2L (915 Gearbox)
What This Product Does:
- Restores gearbox functionality by replacing worn internal components
- Ensures smooth gear engagement and shifting performance
- Reduces internal friction and wear within the transmission
- Maintains proper sealing and lubrication
- Extends the lifespan of the 915 gearbox
Symptoms Of Wear Or Failure:
- Difficulty shifting gears or notchy gear changes
- Grinding noises during gear engagement (worn synchros)
- Gear slipping or jumping out of gear
- Excessive transmission noise (whining or rumbling bearings)
- Oil leaks from worn seals or gaskets
- Vibration or inconsistent drivetrain response
Why Replacement Matters:
- Restores smooth and precise shifting
- Prevents major transmission failure and costly repairs
- Improves driving experience and vehicle control
- Protects other drivetrain components from excessive wear
- Maintains the value and originality of classic Porsche vehicles
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
GEARBOX915REPAIRKIT
The product you are viewing cross references to these numbers
This kit is comprised of the following items:
- 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
Price is for each
Fits:
Porsche 911 1966-71 901 gearbox
Porsche 911 1972-77 915 gearbox
for Narrow Guide Sleeve
Diagram ref no 13
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91130241110
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 914 (1970-1976)
Fits:
Porsche 911 65-71 (901 Gearbox)
Porsche 914 / 914-6 1970-76
Click 'Zoom in' for large parts diagram.
Diagram ref no 42
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91130222602
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
The Porsche replacement product code 91530222709 is a precision-engineered component integral to the 915 manual transmission system found in Porsche 911 models from 1972 to 1986
This part is a shift sleeve, also known as a synchromesh sleeve or slider, specifically designed for the 5th gear and reverse gear operations in the 915 gearboxes. The shift sleeve facilitates the engagement and disengagement of gears by sliding along the main shaft to align with the corresponding gear teeth. It plays a crucial role in ensuring smooth and precise gear shifts, particularly when selecting 5th gear or reversing.
Typically crafted from high-strength steel alloys, the shift sleeve is designed to withstand the stresses and forces encountered during gear changes.
Fits:Porsche 911 72-86 915 Gearbox
Manual transmission
Over time and with extensive use, the shift sleeve can experience wear and degradation, leading to various transmission-related issues:
- Difficulty Engaging 5th Gear or Reverse: Excessive wear on the shift sleeve's teeth or detents can result in challenges when attempting to engage 5th gear or reverse, often requiring additional effort or multiple attempts.
- Grinding Noises: Worn or damaged shift sleeves may fail to fully engage the gear, causing grinding noises during gear selection.
- Slipping Gears: Improper engagement due to a faulty shift sleeve can lead to gears slipping out of engagement, posing safety risks and potential damage to the transmission.
- Inconsistent Shifting Feel: A degraded shift sleeve can result in an inconsistent or "notchy" shifting experience, detracting from the smooth operation expected in Porsche vehicles.
OE Match produces products to the Original Equipment Manufacturer (OEM) standard parts, ensures the replacement component meets a stringent quality standard and guarantees proper fitment.
Professional Installation: Given the complexity of transmission systems, it's advisable to have the shift sleeve replaced by a qualified technician to ensure correct installation and to avoid potential damage to the transmission.
Inspection of Related Components: During replacement, it's prudent to inspect related components, such as the synchro rings and gear teeth, for wear or damage to prevent recurring issues.
Diagram ref no 57
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91530222709
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
Fits:
Porsche 911 1974-86 (915 Gearbox)
Click "Zoom in" to see the diagram.
Diagram Ref no 41 .
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91530240102
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
G915, 3rd. 4th. 5th. Gear
Fits:
Porsche 911 1974-86 (915 Gearbox)
Diagram Ref no 12 .
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91130240222
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
Fits:
Porsche 911 1974-86 (915 Gearbox)
Diagram Ref no 42.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
93030241103
The product you are viewing cross references to these numbers
-
gears and shafts 4. speed transmission - G 930/34 - 911 1978-83 303-05
-
gears and shafts 5. speed transmission - G 915 - 911 1978-83 303-15
-
gears and shafts 4-speed gear wheel sets see group 3/03/00 303-05
-
Gear wheel sets 5-speed transmission for 911 1972 ONWARDS 303-10
-
Gears and shafts 4-speed transmission for 911 E/S UPTO 1970 and 911 T UPTO 1971 303-25
-
Gear wheel sets 4-speed transmission for 1972 ONWARDS 303-30
-
gears and shafts SPM - G 925/16 - 911 1978-83 309-05
-
gears and shafts 4-speed 911 1984-86 303-05
-
gears and shafts 5-speed 911 1984-86 303-15
-
Gear wheel sets 4-speed 911 1974-77 303-00
-
Gears and shafts 4-speed - Model 915 - 911 1974-77 303-05
-
Gear wheel sets 5-speed 911 1974-77 303-10
-
Gears and shafts 5 speed - Models: TYP 915 / TYP 923 - 911 1974-77 303-15
-
Gears and shafts 911 1974-77 SPM 309-05
-
gears and shafts 5-speed transmission for 911 UPTO 1971 303-05
-
Gears and shafts 5-speed transmission (gear wheel sets 915.300/02) for 911 1972 onwards 303-15
-
gears and shafts 4-speed transmission for 911 1972 ONWARDS 303-35
-
gears and shafts sportomatic for 911 1972 ONWARDS 308-15
-
gears and shafts 5-speed transmission 911 1965-69 303-05
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gears and shafts 4-speed transmission 911 1965-69 303-15
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gears and shafts sportomatic 911 1965-69 308-05
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gear wheel sets 911 TURBO 1975-77 303-05
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gears and shafts 308-05
OEMatch Operating Sleeve / Slider and Parts — Engagement, Smoothness, Control
Operating sleeves, sliders and associated parts restore precise gear engagement and reduce shift noise and wear in Porsche manual transmissions. These items suit gearbox rebuilds, restorations and higher-load applications where accurate engagement and consistent operation are required.
Available Types
- Operating sleeves (shift sleeves) for common Porsche gearboxes
- Sliders and selector forks
- Associated rebuild items such as synchro rings and dog teeth
Understanding OEMatch Operating Sleeve / Slider and Parts
OEM (Original Equipment Manufacturer) parts are made by the same company that produced your Porsche’s original operating sleeves and sliders.
OE (Original Equipment) refers to parts matching original specifications for the operating sleeves and sliders and may be supplied by alternative manufacturers. Aftermarket parts offer alternative options, sometimes with enhanced features or better value. OEMatch supplies non-OEM operating sleeves and sliders engineered as direct-fit alternatives to OEM parts, made to original-spec dimensions and tolerances for Porsche models.
Operating sleeves and sliders transfer selector movement to the synchro hub and dog teeth, allowing one gear to disengage while another engages. They work alongside synchro rings to equalise rotational speeds and help avoid grinding; correct geometry and surface condition are important for smooth, repeatable shifting.
Benefits Include
- Restores smooth, accurate gear changes and reduces grinding
- Limits additional wear to synchros and gear teeth during engagement
- Supports consistent shift feel after a rebuild or repair
Why Operating Sleeve / Slider and Parts Wear and Fail
- Gradual wear of engagement teeth and sliding surfaces from repeated shifting
- Poor lubrication or contaminated lubricant increasing friction and fatigue
- Misalignment, worn synchros or excessive heat during high‑load use
The Importance of Replacing with OEMatch Operating Sleeve / Slider and Parts
Timely replacement of worn sleeves and sliders restores reliable gear selection and helps prevent secondary damage inside the gearbox. When rebuilding a transmission, renewing these parts together with synchro rings and related items reduces the risk of premature wear and improves long‑term operation for Porsche models.
Advantages
- Precision machining and hardened materials to resist wear
- Dimensional accuracy to support correct alignment and engagement
- Suitable for road, restoration and higher‑load applications
Support & Advice
Installation should be carried out by a qualified technician following model-specific procedures and torque settings. Use calibrated tools and new fasteners where specified. If you are unsure about setup, slider condition or backlash settings, consult a specialist with Porsche experience.
