{"id":7512475074619,"title":"Speedo Gear 20 Teeth (Blue) TH200 TH200C TH250 TH250C TH350 TH350C TH180","handle":"speedo-gear-20-teeth-blue-th200-th200c-th250-th250c-th350-th350c-th180","description":"

Speedo Gear 20 Teeth (Blue) TH200 TH200C TH250 TH250C TH350 TH350C TH180

Description & Benefits

Restore accurate speedometer readings with our premium 20-Tooth (Blue) Speedometer Gear. Engineered from high-strength materials to resist wear and stripping, this gear is designed as a direct-fit replacement for factory GM parts. Whether you are rebuilding a vintage TH350 or servicing a TH200, this gear offers the precision required for a professional-grade repair.

OEM Number: 3987920

Transmissions Fitment & Compatibility

This gear is compatible with the following GM automatic transmissions:

TH180 & TH180C: 1969-UP (Codes: MD3, MD2, 3L30)
TH200 & TH200C: 1976-1987 (Codes: MV9, M29)
TH250: 1969-1979 (Code: M31)
TH250C: 1969-1986
TH350: 1969-1979 (Codes: MV4, M38)
TH350C: 1980-1986 (Code: MX2)

Vehicle

BUICK
Park Avenue 1980-1983 3 SP
LeSabre 1976-1983 3 SP
Opel 1976-1979 3 SP
Riviera 1977-1978 3 SP
Century 1978-1981 3 SP
Electra 1976-1985 3 SP
Regal 1982-1987 3 SP
Apollo 1973-1980 3 SP
Regal 1969-1981 3 SP
Riviera 1977 3 SP
Skyhawk 1974-1980 3 SP
Skylark 1969-1979 3 SP
Special 1969-1972 3 SP
CADILLAC
Fleetwood 1980-1982 3 SP
CHEVROLET
Monte Carlo 1980-1987 3 SP
Monza 1975-1980 3 SP
Vega 1972-1977 3 SP
Chevelle 1968-1981 3 SP
Caprice 1974-1987 3 SP
Corvette, Luv Truck 1976-1981 3 SP
Malibu 1982-1987 3 SP
Truck (C/K series), Van (full size) 1969-1986 3 SP
TRACKER 1998 3 SP R/4WD L4 1.6L
Camaro 1968-1983 3 SP
Chevette 1976-1984 3 SP
El Camino 1982-1987 3 SP
S10 Truck 1982 3 SP
CK Blazer 1969-1982 3 SP
Impala 1974-1981 3 SP
Nova 1968-1979 3 SP
GMC
Caballero 1978-1987 3 SP
Jimmy 1970-1982 3 SP
Truck (C/K series) 1969-1986 3 SP
Van 1970-1986 3 SP
S15/Sonoma 1982 3 SP
HOLDEN
Some 1975-1986 3 SP V8
OLDSMOBILE
98 1977-1983 3 SP
Starfire 1975-1986 3 SP
Cutlass 1973-1987 3 SP
Omega 1973-1979 3 SP
PONTIAC
Sunbird, Ventura 1976-1977 3 SP
Bonneville 1974-1986 3 SP
Catalina 1974-1981 3 SP
Grand Prix 1976-1987 3 SP
Parisienne 1983-1986 3 SP
Phoenix 1977-1979 3 SP
Firebird 1969-1983 3 SP
LeMans 1972-1981 3 SP
Tempest 1969-1971 3 SP
Ventura 1971-1977 3 SP

Alternate Words: 3987920, Speedo Housing, Driven Gears, Speedo Gears, Automatic Transmission

","published_at":"2025-12-15T11:04:05-05:00","created_at":"2025-12-15T11:04:02-05:00","vendor":"TSS","type":"SPEEDO GEARS","tags":["Brand_TSS","Make_BUICK","Make_CADILLAC","Make_CHEVROLET","Make_GMC","Make_HOLDEN","Make_OLDSMOBILE","Make_PONTIAC","Transmission_3L30","Transmission_M29","Transmission_M31","Transmission_M38","Transmission_MD2","Transmission_MD3","Transmission_MV4","Transmission_MV9","Transmission_MX2","Transmission_TH180","Transmission_TH180C","Transmission_TH200","Transmission_TH200C","Transmission_TH250","Transmission_TH250C","Transmission_TH350","Transmission_TH350C"],"price":321,"price_min":321,"price_max":321,"available":false,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":43077227741243,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"31407","requires_shipping":true,"taxable":false,"featured_image":null,"available":false,"name":"Speedo Gear 20 Teeth (Blue) TH200 TH200C TH250 TH250C TH350 TH350C TH180","public_title":null,"options":["Default Title"],"price":321,"weight":45,"compare_at_price":null,"inventory_management":"shopify","barcode":"","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["//es-ve.suntransmissions.com/cdn/shop/files/W1_9dbf3c32-8743-44ac-b79e-fef07eee120a.jpg?v=1765814645","//es-ve.suntransmissions.com/cdn/shop/files/W2_a0ba944c-3a41-46f4-b7e0-2e09687aa8c5.jpg?v=1765814645","//es-ve.suntransmissions.com/cdn/shop/files/W3_d4a9cf39-61d2-4d3d-bb8b-05dba99f502c.jpg?v=1765814644"],"featured_image":"//es-ve.suntransmissions.com/cdn/shop/files/W1_9dbf3c32-8743-44ac-b79e-fef07eee120a.jpg?v=1765814645","options":["Title"],"media":[{"alt":null,"id":26201154682939,"position":1,"preview_image":{"aspect_ratio":1.333,"height":1200,"width":1600,"src":"//es-ve.suntransmissions.com/cdn/shop/files/W1_9dbf3c32-8743-44ac-b79e-fef07eee120a.jpg?v=1765814645"},"aspect_ratio":1.333,"height":1200,"media_type":"image","src":"//es-ve.suntransmissions.com/cdn/shop/files/W1_9dbf3c32-8743-44ac-b79e-fef07eee120a.jpg?v=1765814645","width":1600},{"alt":null,"id":26201154715707,"position":2,"preview_image":{"aspect_ratio":1.333,"height":1200,"width":1600,"src":"//es-ve.suntransmissions.com/cdn/shop/files/W2_a0ba944c-3a41-46f4-b7e0-2e09687aa8c5.jpg?v=1765814645"},"aspect_ratio":1.333,"height":1200,"media_type":"image","src":"//es-ve.suntransmissions.com/cdn/shop/files/W2_a0ba944c-3a41-46f4-b7e0-2e09687aa8c5.jpg?v=1765814645","width":1600},{"alt":null,"id":26201154748475,"position":3,"preview_image":{"aspect_ratio":1.333,"height":1200,"width":1600,"src":"//es-ve.suntransmissions.com/cdn/shop/files/W3_d4a9cf39-61d2-4d3d-bb8b-05dba99f502c.jpg?v=1765814644"},"aspect_ratio":1.333,"height":1200,"media_type":"image","src":"//es-ve.suntransmissions.com/cdn/shop/files/W3_d4a9cf39-61d2-4d3d-bb8b-05dba99f502c.jpg?v=1765814644","width":1600}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"

País

País

Piezas originales TSS

Filtros

País

País

Comparar productos