Shift Knob Thread Sizes

The information provided on this page is to be used as a general guide. Thread sizes may vary depending on make and model of vehicle. Please measure the threads on your shifter prior to ordering. If you have any questions please contact us via e-mail or toll free at 866-906-7801 or 717-741-2665.

Performance Aftermarket Shifters

B&Mâ„¢ (All models not listed below): 1/2 - 20
B&M™ 45034 for 2008-2013 Corvette C6, Z06: 9/16-18
B&M™ 45044 for 1997-2007 Corvette C5, C6, Z06: 9/16-18
B&M™ 45048 for 1999-2004 Jeep Wrangler TJ: 3/8-16
B&M™ 45108: 12mm x 1.50
B&M™ 45195 for 2005-2018 Jeep Wrangler TJ and JK: Non-threaded, requires a non-threaded adapter kit or a non-threaded insert
B&M™ 45197 Precision Sport Shifter for 2018 and newer Jeep Wrangler JL: 10mm x 1.25 Recessed for Reverse Lockout
B&M™ 46200 Replacement Stick for 2005-2018 Jeep Wrangler TJ and JK: 3/8-16
B&M™ 80587 Replacement Stick: 1/2-20
B&M™ 80683 Quick Silver: 1/2-20
B&M™ 81152 for 2007-2018 Jeep Wrangler JK: 3/8-16
B&M™ 81173 Extended Transfer Case Handle for 2018-2019 Jeep Wrangler JL: 3/8-16
B&M Quick Clickâ„¢: 1/2 - 13
Backdraft Racingâ„¢: 1/2 - 20
Barton - Camaro Shifterâ„¢ before 2013: 3/8 - 16
Barton - Camaro Shifterâ„¢ Flat Stick 2013 and newer: 12mm x 1.25
Barton - Camaro Factory Adapter BCMAâ„¢ 2013 and newer: 3/4 - 16
Barton - Challenger Shifter Manual (Flat Stick)â„¢: 12mm x 1.25
Barton - 2015-21 Challenger/Charger Automatic Shift Knobâ„¢: 3/4 - 16
Barton - Charger / Challenger Automatic Factory Adapter 2015 and newer: 3/4 - 16
Barton - GT500 Shifterâ„¢: 10mm x 1.25
Barton - Mustang Shifter 2011BM-1â„¢: 12mm x 1.25
BDH Race Sim Hâ„¢ - BDH H2SQ: 10mm x 1.50
Billet Specialtiesâ„¢: 3/8-16
Bowler Transmissionsâ„¢: 3/8-16
EMPI Trigger Shifterâ„¢: 3/8 - 24
Fanatec H Pattern Racing Sim Shifterâ„¢: 12mm x 1.50
Ford Racing Short Shifterâ„¢ for '05 to '09 GT: 3/8 - 16
Ford Racing Short Shifterâ„¢ for '07 to '09 GT500: 3/8 - 16
Gennie Shifterâ„¢: 5/16 - 18
Gennie Shifterâ„¢ Commander: 7/16 - 20
Gennie Shifterâ„¢ Lo-Daptâ„¢: 3/8 - 16
Hurstâ„¢ - 2016-23 Camaro Gen 6 Billet/Plus P/N:3916030: 3/8-16
Hurstâ„¢ - 2016-23 Camaro Gen 6 Billet/Plus P/N:3916031: 9/16-18
Hurstâ„¢ - 2016-23 Camaro SS/ZR1 Billet/Plus P/N:3916047: Requires our 2013+ Camaro Adapter
Hurstâ„¢ - Auto/Stick1, Auto/Stick3: 3/8 - 16
Hurstâ„¢ - Billet/Plus: 3/8 - 16
Hurstâ„¢ - Competition Plus(newer): 3/8 - 16
Hurstâ„¢ - Competition Plus(older): 3/8 - 24
Hurstâ„¢ - Corvette Z06 P/N:3915086: 9/16-18
Hurstâ„¢ - Dual Gate 1971 Oldsmobile Cutlass (His and Hers Shifter): 3/8 - 16
Hurstâ„¢ - Indy Matic I, Indy 3 Speed, Indy SSA: 3/8 - 24
Hurstâ„¢ - Pro-Matic: 1/2 - 13
Hurstâ„¢ - Quarter Stick, Quarter Stick II: 7/16 - 20
Hurstâ„¢ - Saf-T-Trigger: 3/8 - 24
Hurstâ„¢ - V-Matic, Vertical Gate (all prior to 1987): 1/2 - 13
Ipsco™ - Dodge Viper™ STS: 1/2 - 20
Kilduff™ : 1/2 - 13
Lencoâ„¢: 5/16 - 18
Lokarâ„¢: 3/8 - 16, 3/8 - 24
Longâ„¢: 7/16 - 20
Lou's Short Stick™ - Camaro / Firebird™ 1993-2002: 16mm x 1.50
Lou's Short Stick™ - Dodge Challenger™ 2008 to 2014 automatic: 16mm x 1.50
Lou's Short Stick™ - Dodge Challenger™ 2009 to 2014 manual: 16mm x 1.50
Lou's Short Stick™ - Dodge Challenger™ 2015 and newer manual: 16mm x 1.50
Lou's Short Stick™ - Dodge Charger™ 2006 to 2014 automatic: 16mm x 1.50
Lou's Short Stick™ - Pontiac GTO™ 2004 to 2006: 16mm x 1.50
LSR Performanceâ„¢ - Tri-Ax Short Throw: 12mm x 1.75
McLeodâ„¢: 3/8 - 24
MGW Camaro Short Throw Shifterâ„¢: 12mm x 1.75, 16mm x 1.50
MGW Camaro Generation 5 Short Throw Shifterâ„¢: Non-Threaded
MGW Camaro / Firebird F Body Shifterâ„¢: 12mm x 1.75
MGW Camaro Retro Shaft Handleâ„¢: 12mm x 1.75
MGW Corvette Generation 5â„¢: 9/16 - 18
MGW Corvette Generation 6â„¢: Non-Threaded
MGW Flat Stickâ„¢: 3/8 - 16
MGW Mustang Short Throw Shifterâ„¢: 12mm x 1.25, 12mm x 1.75
MGW Mustang GT350 Shifterâ„¢: 10mm x 1.25 Threads must be recessed for reverse lockout
MGW Mustang GT500 Shifterâ„¢: 12mm x 1.25, 12mm x 1.75, 10mm x 1.25
Modern Performance Dodge Dart Short Throw Shifter™: Requires our Dodge Dart Shift Knob Adapter
Mopar Short Throw Stick for '09-'14 Dodge Challengerâ„¢: 3/8 - 16
Mr Gasketâ„¢: 1/2-13
Mr Norms Garage - Dodge Challenger Shifter Stickâ„¢: 7/16 - 20
MTI Racing Six Shooterâ„¢: 9/16-18
Ohio Dieselâ„¢ for Dodge Cumminsâ„¢: 10mm x 1.50, 3/8-16
Podium1 Racing Simulatorsâ„¢: 10mm x 1.50
Pro 5.0â„¢: 12mm x 1.75
Raceseng 081207â„¢: 3/4 - 16
Roush Mustang Short Throwâ„¢: 12mm x 1.25
Scatâ„¢- Drag Fast: 3/8 - 16
Sercoâ„¢: 1/2 - 13
Shelby Americanâ„¢ - Generation 1 (up to 2011): 12mm x 1.75
Shelby Americanâ„¢ - Generation 2 (introduced in 2011): 12mm x 1.25
Shiftworks: 1/4 - 20
Silver Sport Transmissions (SST): 3/8-16
Steedaâ„¢ Tri-Ax '01 to '04: 12mm x 1.75
Steedaâ„¢ '05 to '10: 12mm x 1.75
Steedaâ„¢ '11 to '14: 12mm x 1.25
Tick Performanceâ„¢ Billet Short Throw for 1993-2002 Camaro and Firebird: 16mm x 1.50
Tick Performanceâ„¢ Billet Short Throw for 2004-2006 GTO: 16mm x 1.50
TCI Fast-Gateâ„¢: 7/16 - 20
TCI Fast-Gate™ P/N 616541: 1/2 - 20
TCI Street Fighterâ„¢: 7/16 - 20
TCI Street Fighter for '05-'08 Mustangâ„¢: 3/8 - 16
Vintage Speedâ„¢: 8mm x 1.25
White Madness Garage for '15 and newer Automatic Challenger and Chargerâ„¢: 12mm x 1.25
Wintersâ„¢ - Sidewinder (Standard): 1/2 - 13

Motorcycles/Autocycles

Harley Davidson­™: 3/8 - 24
Indianâ„¢: 3/8 - 24
Polaris Slingshotâ„¢: Requires our Polaris Slingshot Adapter

Domestic Vehicles

AMC AMXâ„¢ - manual 1969: 3/8 - 24
AMC Javelinâ„¢ - manual 1969: 3/8 - 16

Buick Grand Nationalâ„¢ - Requires our universal automatic shifter adapter kit

Cadillac CTSVâ„¢ - manual 2005: Non-threaded, requires a non-threaded adapter kit, call for options
Chevrolet Blazerâ„¢ - manual 1973: 3/8 - 24
Chevrolet Blazerâ„¢ - transfer case 1973: 7/16 - 20
Chevrolet Blazerâ„¢ - transfer case 1989: 7/16 - 14
Chevrolet Camaroâ„¢ - manual 1967 to 1969: 5/16 - 18
Chevrolet Camaroâ„¢ - manual 1970 to 1981: 3/8 - 16
Chevrolet Camaroâ„¢ - manual 1982 to 2002: 16mm x 1.50
Chevrolet Camaroâ„¢ - manual 2010 to 2012: Non-threaded, requires a non-threaded insert with set screws and a Camaro Boot Retainer
Chevrolet Camaro™ - manual 2013 to 2021: Requires our special Camaro Adapter, call for information
Chevrolet Capriceâ„¢ - 1967 4 speed: 9/16 - 18
Chevrolet Chevelleâ„¢ - 4 speed: 9/16 - 18
Chevrolet Chevy IIâ„¢ - 4 speed: 9/16 - 18
Chevrolet Corvairâ„¢ through 1963: 5/16 - 18
Chevrolet Corvetteâ„¢ C1 - 1953 to 1962: 3/8 - 16
Chevrolet Corvetteâ„¢ C2 - 1963 to 1967: 5/16 - 18
Chevrolet Corvetteâ„¢ C2 with Reverse Lockout on Shifter - manual 1963 to 1967: 9/16 - 18 Recessed for Reverse Lockout
Chevrolet Corvetteâ„¢ C3, C4, C5 - manual 1968 to 2004: 9/16 - 18
Chevrolet Corvetteâ„¢ C3, C4, C5 with Reverse Lockout on Shifter - manual 1968 to 2004: 9/16 - 18 Recessed for Reverse Lockout
Chevrolet Corvetteâ„¢ C6 - manual 2005 to 2013: Requires a special C6 Corvette adapter (note that this adapter does not fit the Z06 model shifter), call for information
Chevrolet Corvetteâ„¢ C7 - manual 2014 and newer: Requires a special C7 Corvette adapter, call for information
Chevrolet Cruzeâ„¢ - manual 2011: 10mm x 1.25 also requires our Reverse Lockout Adapter - Narrow 10mm x 1.25
Chevrolet HHRâ„¢ - manual: Non-threaded, requires our non-threaded insert w set screws
Chevrolet Impala Sport Coupeâ„¢ - 1959 4 speed: 5/16 - 18
Chevrolet Impalaâ„¢ - 1963 Automatic floor shifter: 1/4 - 20
Chevrolet Impalaâ„¢ - 1964-1966 4 speed: 9/16 - 18
Chevrolet Impalaâ„¢ - 1964 Automatic floor shifter: 3/8 - 16
Chevrolet K10â„¢ Truck manual - 1967 to 1983: 3/8 - 24
Chevrolet K10™ Truck transfer case - 1979: 7/16-20
Chevrolet K3500â„¢ Truck - 1993: 7/16 - 14
Chevrolet Monzaâ„¢ 1980: 1/2-20
Chevrolet Novaâ„¢ 1972: 1/2-20
Chevrolet S10â„¢ Truck - 1992: 10mm x 1.50
Chevrolet S10â„¢ Truck - 1997: Non-threaded, requires a non-threaded adapter kit or a non-threaded insert with set screws
Chevrolet SS™ - manual 2016-17: : Requires our special Camaro Adapter, call for information
Chevrolet SSRâ„¢ - manual: Non-threaded, requires our non-threaded insert w set screws
Chevrolet Silveradoâ„¢ - 1994 Transfer Case: 7/16 - 14
Chevrolet Sonicâ„¢ - manual: Non-threaded, requires our non-threaded insert w set screws
Chevrolet Sparkâ„¢ manual - 2014: Non-threaded, requires a non-threaded adapter kit or a non-threaded insert with set screws
Chevroletâ„¢ Truck - 1936 to 1946: 3/8 - 24
Chevrolet 3100™ Truck - 1955 Transfer Case: 7/16-14
Chevroletâ„¢ Truck - 1967 to 1983: 3/8 - 24
Chevroletâ„¢ Truck 2500 - 1991 Transfer Case - 7/16-14
Chevrolet Vegaâ„¢ - 1972 - 1976 manual - 9/16-12 Recessed for Reverse Lockout
Chryslerâ„¢ newer - manual: 8mm x 1.25
Chrysler 300™ newer - automatic: Requires the Lou's Short Stick Dodge Charger 2006-14 & Challenger 2008-14 Automatic Shift Knob Adapter
Chrysler Prowler™ - automatic: Requires our Universal Automatic Shifter Adapter

Dodge™ 1966 to 1968 Inland Shifter: 9/16-18 Recessed for Reverse Lockout
Dodge Caliber SRT4â„¢ 2008 - 2009 - manual: 12mm x 1.25 also requires our Medium Reverse Lockout Adapter
Dodge Challengerâ„¢ 2008 - manual: 8mm x 1.25
Dodge Challengerâ„¢ 2009 - 2014 - manual Pistol Grip: Requires the Lou's Short Stick Dodge Challenger 2009 to 2014 Manual Shift Knob Adapter along with a shift knob that is threaded to 16mm x 1.50
Dodge Challengerâ„¢ 2015 - 2023 - manual: Requires our Lou's Short Stick Dodge Challenger R/T, Scat Pack, SRT and Hellcat 2015-2023 Manual Shift Knob Adapter along with a shift knob that is threaded to 16mm x 1.50
Dodge Challengerâ„¢ 2008 - 2014 - automatic: Requires our Lou's Short Stick Dodge Challenger 2008-14 Automatic Shift Knob Adapter along with a shift knob that is threaded to 16mm x 1.50
Dodge Challengerâ„¢ 2015 - 2023 - Requires our Dodge Challenger 2015-2023 Automatic Adapter along with a shift knob that is threaded to 16mm x 1.50
Dodge Chargerâ„¢ 2006 (and some but not all 2007) - automatic: 8mm x 1.25
Dodge Chargerâ„¢ 2007 - 2014 - automatic: Requires our Lou's Short Stick Dodge Charger 2006-14 Automatic Shift Knob Adapter along with a shift knob that is threaded to 16mm x 1.50
Dodge Charger™ 2015 - 2023 - automatic:  Requires our Dodge Charger 2015-2023 Automatic Adapter along with a shift knob that is threaded to 16mm x 1.50
Dodge Cumminsâ„¢ Truck - 2006 - manual: 10mm x 1.50
Dodge Dartâ„¢ - 1967: 9/16-18
Dodge Dartâ„¢ - prior to 1976: 3/8 - 24
Dodge Dart™ - 2012 and newer: Requires a Speed Dawg Dodge Dart Shift Knob Adapter 2013 and Newer
Dodge Dakotaâ„¢: 10mm x 1.50
Dodge Durango™ 2013 - automatic: Requires the Lou's Short Stick Dodge Charger 2006-14 & Challenger 2008-14 Automatic Shift Knob Adapter along with a shift knob that is threaded to 16mm x 1.50
Dodge Magnum™ 2005 -  8mm x 1.25
Dodge Magnum™ 2006 to 2008 -  Requires the Lou's Short Stick Dodge Charger 2006-14 & Challenger 2008-14 Automatic Shift Knob Adapter
Dodge Neon SRT4™ 2005 - manual: Non-threaded Non-threaded, requires our Non-Threaded Shifter Adapter Kit along with a shift knob that has 16mm x 1.50 threads OR order the shift knob with our built-in Non-Threaded Insert with Set Screws
Dodge Nitro™ 2011 - automatic: Requires the Lou's Short Stick Dodge Charger 2006-14 & Challenger 2008-14 Automatic Shift Knob Adapter
Dodge Power Wagonâ„¢ Truck - 1974 - manual: 3/8-24
Dodge Power Wagonâ„¢ Truck - 1977 - automatic: Requires our Non-Threaded Shifter Adapter Kit
Dodge Ramâ„¢ Truck - 1997 to 2010 manual: 10mm x 1.50
Dodge Ram 2500â„¢ Truck - 2006 - manual: 10mm x 1.50
Dodge Ram RTâ„¢ Truck - 2022 - center console automatic: requires our Universal Automatic Shifter Adapter Kit
Dodge Ram TRXâ„¢ Truck - 2021-24 - center console automatic: requires our Universal Automatic Shifter Adapter Kit
Dodge Rampageâ„¢ 1982 to 1984 - manual: 7/16-14
Dodge Spirit™ 1992 - manual:  Non-threaded, requires our non-threaded adapter kit
Dodge Stealthâ„¢ - 1991 to 1996 manual: 10mm x 1.25
Dodgeâ„¢ Truck - 1942 - manual 3 speed: 5/16 - 24
Dodgeâ„¢ Truck - 1946 to 1955 - manual: 5/16 - 24
Dodge Viperâ„¢ Truck - manual with factory Hurst shifter 2004 to 2006: 10mm x 1.50
Dodge Viperâ„¢ - manual: 1/2 - 20
Dodge W200â„¢ Pickup Truck - 1978 manual: 3/8 - 24
Dodge W200â„¢ Pickup Truck - 1978 transfer case: 3/8 - 24

Ford Broncoâ„¢ - 1995 manual: Non-threaded, requires a non-threaded adapter kit, call for options
Ford F150â„¢ - manual: Non-threaded, requires a non-threaded adapter kit, call for options
Ford F350â„¢ - 1970 manual: 3/8 - 24
Ford Fairlaneâ„¢: 1/2 - 20
Ford Falconâ„¢: 1/2 - 20
Ford Focusâ„¢ - 2002-2012: 12mm x 1.25
Ford Focusâ„¢ - 2015 manual: 12mm x 1.25 Recessed for Reverse Lockout
Ford Fiestaâ„¢ - 2015 manual: 12mm x 1.25 Recessed for Reverse Lockout
Ford Fusionâ„¢ - 2010 manual: 10mm x 1.25
Ford GTâ„¢ - manual 2005: 12mm x 1.75
Ford Grand Torino Sportâ„¢ - manual 1973 with factory Hurst shifter: 7/16-20
Ford Model Aâ„¢ - 1929 to 1931: 5/16 - 24
Ford Mustangâ„¢ - manual 1964 to 1969: 1/2 - 20
Ford Mustangâ„¢ - manual 1979 to 1983: 10mm x 1.50
Ford Mustangâ„¢ - manual 1983 to 2004: 12mm x 1.75
Ford Mustangâ„¢ - manual 2005 to 2014: 12mm x 1.25
Ford Mustangâ„¢ - manual 2015 and newer: 12mm x 1.25 Recessed for Reverse Lockout
Ford Mustang IIâ„¢ - 1977 manual: 3/8-16
Ford Mustang GT350â„¢ - manual 2015 and newer: 10mm x 1.25 Recessed for Reverse Lockout
Ford Mustang Shelbyâ„¢ - manual 2007 to 2009 (factory installed): 12mm x 1.25
(Note: For Shelby American shifters see the Performance Aftermarket Shifters section listed above)
Ford Mustang Shelbyâ„¢ - manual 2010 to 2014 (factory installed): 10mm x 1.25
Ford Mustang Shelby KRâ„¢ - manual 2008: 12mm x 1.75
Ford Mustang Shelby Super Snakeâ„¢ - manual 2007: 12mm x 1.75
Ford Panteraâ„¢ - manual: 8mm x 1.25
Ford Rangerâ„¢: Non-threaded, requires a non-threaded adapter kit, call for options
Ford Pintoâ„¢ - 1977 4 Speed manual: 3/8-16
Ford Probeâ„¢ - manual: 10mm x 1.25
Ford SVT Contourâ„¢: 1/2 - 20
Ford Thunderbirdâ„¢ - 1957: 3/8 - 24
Ford Thunderbirdâ„¢ - 1997: Requires our Universal Automatic Shifter Adapter
Ford Torinoâ„¢ - manual 1972: 7/16 - 20

GMC Sonomaâ„¢ - 1992: 10mm x 1.50
GMCâ„¢ Truck - 1936 to 1946: 3/8 - 24

International Harvester Scout™ - 1967 800 4 Speed: 3/8 - 24
International Harvester Scoutâ„¢ - 1970 800A 4 Speed: 1/2 - 20
International Harvester Scoutâ„¢ - 1970 800A Transfer Case: 5/16-24
International Harvester Scoutâ„¢ - 1972: 1/2 - 13
International Harvester Scoutâ„¢ - 1975: 1/2 - 13

Jeepâ„¢ CJ3B Willys 1954: 5/16 - 24
Jeepâ„¢ CJ5, CJ6, CJ7, CJ8 varies depending on transmission: 5/16-24, 3/8-16, 3/8-24, 1/2-20
Jeepâ„¢ CJ5 1976-1979 Tremec T-150 3 speed with Dana 20: 5/16-24
Jeep Cherokeeâ„¢: 10mm x 1.50
Jeep Comanche™ (MJ) '91: Non-threaded, requires a non-threaded adapter kit or a non-threaded insert
Jeep Commando™ 1973 3 Speed Manual: 5/16 - 18
Jeep Commandoâ„¢ 1973 Transfer Case: 3/8 - 16
Jeep Compass™ - Manual: Requires a Speed Dawg Jeep Renegade Shift Knob Adapter
Jeep Gladiator™ (JT)- Manual 2019 and newer: Non-threaded, requires a Speed Dawg Jeep JL 2018 & Newer Shift Knob Adapter for Manual Transmission
Jeep Grand Cherokee SRT8 - automatic 2010: Requires our Lou's Short Stick Dodge Charger 2006-14 Automatic Shift Knob Adapter
Jeep Laredoâ„¢ 1992: 10mm x 1.50
Jeep Patriot™ - 2009: Non-threaded, requires a non-threaded adapter kit or a non-threaded insert
Jeep Renegade™: Requires a Speed Dawg Jeep Renegade Shift Knob Adapter
Jeep Wranglerâ„¢ (YJ) 1986 - 1995: 3/8 - 16
Jeep Wranglerâ„¢ (TJ) 1997 - 2006: 10mm x 1.50
Jeep Wranglerâ„¢ (JK)- Manual 2007 - 2018: Non-threaded, requires our Jeep JK Manual Non-Threaded Shifter Adapter Kits along with a shift knob that has 16mm x 1.50 threads OR order the shift knob with our built-in Non-Threaded Insert with Set Screws
Jeep Wranglerâ„¢ (JK) - Automatic 2007 - 2010: requires our Jeep Automatic Adapter 2007 - 2010
Jeep Wranglerâ„¢ (JK) - Automatic 2011 - 2018: requires our Jeep Automatic Adapter 2011 - 2018
Jeep Wranglerâ„¢ (JK) - Automatic Transfer Case Shifter 2011 - 2018: requires our Jeep Transfer Case Adapter 2011 - 2018
Jeep Wrangler™ (JL)- Manual 2018 and newer: Non-threaded, requires a Speed Dawg Jeep JL 2018 & Newer Shift Knob Adapter for Manual Transmission
Jeep Wrangler™ (JL)- Transfer Case for manual 2018 and newer: Non-threaded, requires a Speed Dawg Jeep JL 2018 & Newer Transfer Case Shift Knob Adapter
Jeep Wrangler™ (JL)- Automatic 2018 and newer: Non-threaded, requires a Speed Dawg Jeep JL 2018 & Newer Automatic Transmission Shift Knob Adapter

Mercury Cougarâ„¢ through 1967: 1/2 - 20
Mercury Cougarâ„¢ 1972 with Hurst factory shifter: 7/16-20

Oldsmobile 442â„¢ Automatic 1968: 5/16-18
Oldsmobile 442â„¢ Manual 1967-69: 3/8-24
Oldsmobile 442â„¢ Manual 1970-72: 3/8-16
Oldsmobile 442â„¢ Automatic 1976: 9/16-12

Plymouthâ„¢ through 1965: 3/8 - 24
Plymouth™ 1966 to 1968 Inland Shifter: 9/16-18 Recessed for Reverse Lockout
Plymouth Barracudaâ„¢: 9/16 - 18
Plymouth Dusterâ„¢: 3/8-16
Plymouth PT Cruiserâ„¢: 3/8 - 16
Plymouth Prowler™ - automatic: Requires our Universal Automatic Shifter Adapter
Plymouth Valiantâ„¢: 3/8 - 24
Polaris Slingshotâ„¢: Requires our Polaris Slingshot Adapter
Pontiac Fieroâ„¢ - manual: 16mm x 1.50
Pontiac Firebird™ - manual 1967 to 1968: 5/16 - 18
Pontiac Firebird™ - manual 1970 to 1981: 3/8 - 16
Pontiac Firebird™ - manual 1982 to 2002: 16mm x 1.50
Pontiac GTOâ„¢ - automatic floor shifter 1967: 3/8-16
Pontiac GTOâ„¢ - manual '04-'06: Non-threaded, requires a non-threaded adapter insert w/ set screws
Pontiac Tempestâ„¢ 4 speed: 3/8 - 16

Ramâ„¢ Truck - manual 2010 and newer: 10mm x 1.50

Saturnâ„¢ - manual: Non-threaded, requires a non-threaded adapter kit, call for options

Import Vehicles

Acuraâ„¢ - manual: 10mm x 1.50
Alfa Romeo™ - manual: Non-threaded, requires a non-threaded adapter kit, call for options
Audiâ„¢: 12mm x 1.50
Austin Healyâ„¢ - 6 cylinder: 3/8 - 16
BMWâ„¢ Model 2002 - 1971 manual: 15mm x 1.50
BMWâ„¢: Non-threaded, requires a non-threaded adapter kit, call for options
Datsunâ„¢ 240Z, 260Z, 280Z - manual: 8mm x 1.25
Datsunâ„¢ 300ZX - manual: 10mm x 1.25
Fiat 500™ - 2012 manual:  Non-threaded, requires a non-threaded adapter kit, call for options
Fiat Spider™ - 2017 manual: 10mm x 1.25
Ferrariâ„¢ - manual: 10mm x 1.25
Ferrari Testarossaâ„¢ 1985 - 1996 manual: 16mm x 1.50
Geo Stormâ„¢ - manual: 10mm x 1.25
Geo Tracker­­­­™ - manual: 12mm x 1.25
Hondaâ„¢ - manual: 10mm x 1.50
Honda Pilotâ„¢ - automatic (column): 12mm x 1.25
Hyundaiâ„¢ - manual to 2013: 10mm x 1.25
Hyundaiâ„¢ - manual 2014 and newer: Non-Threaded
Isuzu Impulseâ„¢ - manual: 10mm x 1.25
Jaguarâ„¢ - manual through 1964: 5/16 - 18
Jaguarâ„¢ - manual: 8mm x 1.25
Jaguar X-Type™ - 2002 5 speed manual: 12mm x 1.25
Kia Forteâ„¢ - manual: 10mm x 1.25
Kia Soulâ„¢ - manual: 10mm x 1.25
Lamborghini Gallardoâ„¢ - 2005: 10mm x 1.50
Land Roverâ„¢ Defender 90 North American Spec. - 1994 to 1997 manual: 13mm x 1.25
Lexusâ„¢ - automatic: 8mm x 1.25
Lexusâ„¢ - manual: 12mm x 1.25
Lotus Eliseâ„¢ - 2005 to Jan. 2009: 10mm x 1.50
Lotus Eliseâ„¢ - after Jan. 2009: 12mm x 1.50
Lotus Exigeâ„¢ - 2005 to Jan. 2009: 10mm x 1.50
Lotus Exigeâ„¢ - after Jan. 2009: 12mm x 1.50
Mazdaâ„¢ - most models - automatic: 8mm x 1.25
Mazdaâ„¢ - most models - manual: 10mm x 1.25
Mazda Miataâ„¢ - manual: 10mm x 1.25
Mazda RX7â„¢ - 1988 to 1992 manual: 12mm x 1.50
MG Midgetâ„¢ & 1100 Sedan: 5/16 - 18
MGBâ„¢: 3/8 - 16
Mitsubishiâ„¢ - manual: 10mm x 1.25
Mini Cooperâ„¢ - 1959 - 2000 manual: 5/16-18
Mini Cooperâ„¢ - 2001 and Newer manual: Non-threaded, requires a non-threaded adapter kit, call for options
Nissanâ„¢ - most models - manual: 10mm x 1.25
Subaruâ„¢ - automatic: 10mm x 1.25
Subaruâ„¢ - manual: 12mm x 1.25
Suzuki Samariâ„¢ - manual: 12mm x 1.25
Toyotaâ„¢ - most models - automatic: 8mm x 1.25
Toyotaâ„¢ - most models - manual: 12mm x 1.25
Toyota 4 Runnerâ„¢ - automatic: 8mm x 1.25
Toyota Avalonâ„¢ - automatic: 8mm x 1.25
Toyota Camryâ„¢ - manual: 12mm x 1.25
Toyota Celicaâ„¢ - manual: 12mm x 1.25
Toyota Corollaâ„¢ - automatic: 8mm x 1.25
Toyota Corollaâ„¢ - manual: 12mm x 1.25
Toyota Scionâ„¢ - manual: 12mm x 1.25
Toyota Supraâ„¢ - manual: 12mm x 1.25
Toyota Tacomaâ„¢ - manual: 12mm x 1.25
Toyota Tundraâ„¢ - manual: 12mm x 1.25
Toyota Yarisâ„¢ - manual: 12mm x 1.25
Truimph Spitfireâ„¢ - manual 1976: 5/16-18
Truimph TR4â„¢ - manual 1964: 7/16-32
Truimph TR6â„¢ - manual 1976: 5/16-18
Volkswagon Beetleâ„¢ - 1964 to 1968: 7mm x 1.00
Volkswagon Beetleâ„¢ - after 1968: 12mm x 1.50
Volkswagon Ghiaâ„¢ - after 1968: 12mm x 1.50
Volkswagon Golfâ„¢: 12mm x 1.50
Volkswagon Jettaâ„¢: 12mm x 1.50
Volkswagon Rabbitâ„¢: 12mm x 1.50
Volkswagon Vanagonâ„¢ - 1985 and older: 12mm x 1.50
Volkswagon Vanagonâ„¢ - 1986 to 1991: 14mm x 1.50
Volkswagon Westfalia Camper Busâ„¢ - 1970: 12mm x 1.50
Volvoâ„¢ 140 Series: 3/8 - 16

Shift Knob Adapter Installation Instructions:

WARNING: DO NOT ALLOW SHIFT KNOB TO "BOTTOM OUT" ON SHIFTER SHAFT. THIS COULD CAUSE INTERNAL DAMAGE WHICH COULD CAUSE THE SHIFT KNOB TO RATTLE OR BREAK.
ALWAYS SECURE SHIFT KNOB USING A JAM NUT OR BOOT RETAINER.

Shift Knob Installation Instructions with Brass Adapter and Jam Nut

  1. Determine correct Adapter and Jam Nut size.
    2. Clean all threads prior to installation
    CAUTION - DO NOT PUT ADAPTER DIRECTLY INTO SHIFT KNOB

    3. Thread (silver) Jam Nut onto shifter until no more than 3/4" of threads are visible above Jam Nut.
    4. Place flat washer on shifter above Jam Nut (for smaller shifter diameters only)
    5. Thread (brass) Adapter onto shifter until it touches the Jam Nut (or flat washer)
    6. Install Shift Knob onto Adapter until it becomes snug.
    CAUTION - DO NOT OVER-TIGHTEN

    7. Turn knob counter-clockwise until graphics are in desired position
    8. Turn Jam Nut counter-clockwise until it is tight against bottom of Adapter.
    WARNING: DO NOT ALLOW SHIFT KNOB TO "BOTTOM OUT" ON SHIFTER SHAFT.
    DAMAGE COULD RESULT WHICH IS NOT COVERED BY WARRANTY.

    Contact Speed Dawg LLC with any technical questions toll free 1-866-906-7801 or 1-717-741-2665.