GMC Vendors – see “GMC Vendor Ads” under “GMC Suppliers” in menu below

GMC Parts Suppliers


ADOHEN SUPPLY - 440-937-5694, Scott Nehoda, 1270 Lear-Nagle Rd, Avon, OH 44011 Select accessories for GMC Motorhomes including the Fantastic Vent, KYB shocks, e-brake pulleys, JRV tank monitors, VAIR compressors.

ALEX SIRUM GMC - 941-763-1121,1800 Highway 70 East - Okeechobee, FL 34972 - Fax: 941-763-1124 Motorhome Service & Parts.

ALUMINUM RADIATOR - NEW. Jim Buchanan, NC, 828-464-5105. or  Modern radiator designed specifically for your GMC Motorhome. Easy installation, dependable cooling. $799. Ships for less than $40.

APPLIED GMC - 800-752-7502 or 510-742-1101, Jim Kanomata or Nick Gutierrez, 38424 Cedar Blvd., Newark, CA 94560, or  3.55/3.70 Final Drive, True Track, 3" SS Exhaust, Thorley Headers, Alcoa Wheels, Bearings & Seal, four air bag rear suspension, RAMCO mirrors and much more. See website for full list of parts and accessories.

ARDEMCO - 949-722-7672 or 800-253-0115, Fax 949-642-9582.  Southern California. See or   Tanks for GMCs.

BECKER, HORST - 847-776-6708, Front Bearing Temp Monitor. Protect your front wheel bearings from overheating, Monitor your wheel bearing temperature with LED display.

BENNETT, PAUL – 808-700-4323  Jack pads, air bag lifters, centerline bumper hitch

BIWERSI, JOHN - 651-779-6498,2938 N Mary St, Maplewood, MN 55109-1671 Engine Cooling Fan - Direct Replacement. Direct replacement for original steel blade fan. Same OD & pitch as GMCMH but has 10 blades instead of 7. The hub is steel & blades are molded nylon, this is not a "flexfan." Fan is 100% made in the USA and is 100% precision balanced to minimize vibration to the fan clutch and water pump. Rebuild 3.21 final drives.

BOVEE, GARY - 530-527-3015,12495 Muller Ave, Red Bluff, CA 96080 Headlight and turn signal alarms, Alternator and A/C belt tensioners, GMC valve stem caps, Onan electronic ignition kit.

BRANSCOMBE, ALBERT - 519-368-7129 Ontario, Canada - or Parking brakes that actually work. All SS/Alum/Teflon kit, includes all cables, pulleys, brackets - $525. Also, Air Powered Actuator Kit, $575. Disk brake parking caliper kit ­$475. Complete instructions incl. 10-yr warranty.

BURKHART, PAUL - 719-542-0555  Pueblo, CO  Plexiglas shelving for the GMC side bath.

BURKITT, BOB - 513-530-5021, 11382 Marlette Drive, Cincinnati, OH 45249-2210, Fax 513-530-5023,  New screen door and Birch door replacement parts. New screen sliders to replace your aluminum panels.

CHALFANT, JOHN - 415-246-1850 GMC Skirt Lifter Kit. Universal kit for all OEM T-skirts. SS hinges & magnetic latch for easy access to all suspension components. Lift your skirts to service air bags. Specify single or 4 bag suspension. Easy DIY installation. $149.95.

CINNABAR ENGINEERING INC. - 810-648-2444 (service) 116 Orval St., Sandusky, MI 48471, 213-946-8847 (technical support) Orders: 800- 720-2227- email: The official parts supplier for GMC motorhomes. Total restoration, repair, maintenance and storage.

CLASSIC COACHES & ACCESSORIES LLC. KY. JR Slaten, 502-363-3011. or  Lighted entry handle, engine oil cooler lines, engine oil cooler stainless steel rigid tube set. Power Level II leveling valve set (1973 thru early 1977)

CLASSIC TUBE - 800-882-3711, Tim Slattery. 80 Rotech Dr., Lancaster, NY 14086, SS brake lines cut and shaped with fittings for a 26 ft. GMC (about $300).

CLEMENT, JOHN - 909-737-0969. Corona, CA - Snail mail him at 1186 Cambridge Square, Corona, CA 92882. John has a complete stock of air suspension compressor parts, do-it-yourself rebuild kits or completely rebuilt units available.

COACH GLASS - 800-714-7171, Coburg, OR; Lakeland, FL; Phoenix, AZ; and Elkhart, IN - Windshields for all GMC models. Gaskets, moldings, sealants and tools.

COOPERATIVE MOTOR WORKS - Jim Bounds 407-857-5777, 877-275-4462. 5971 Anno Ave, Orlando, FL 32809, or or . Information, parts and service for the GMC Motorhome. Repair and maintenance to full renovations available. Read more on our website. Most GMC parts available. A Cinnabar certified GMC repair shop with parts available.

CURTIS UNLIMITED -707-443-8523, Fay Curtis, 5990 Greenwood Heights, Kneeland, CA 95549, or Fiberglass products, steering column boot set, jack pad bracket, oil coolers, body pad set, SS Electrolevel air tank and manifold. “Hard to find” GMC goodies.

CUSTOM INSTRUMENT PANELS -704-985-0171, Albemarle, NC. Mac McNeal.  Office, orders only: 800-462-7635 - Custom replacement dash panels with instruments. Pick a pre-configured style or design your own. Installation available.

DIGI_PANEL - 559-665-1546, Art Woodell. PO Box 178, Madera, CA 93639 mailto: or System monitor with emergency alarms.

DeMAERE, JIM - 403-329-3091, 2812 - 48th Ave. South, Lethbridge, Alberta TA, Canada, T1 K 7B3. SS replacement air and water heater tanks.

DJ ENTERPRISES – D J Eberhart 503-706-6402, 233 NW Olive, Sheridan, OR 97378. Cinnabar certified service and repair.

FISHER, GENE - 925-784-3098  e-mail: Alternator failure will destroy your dash wiring. Install the APC cable to protect your GMC motor home. For ordering information:  Alternator Protection Cable

GATEWAY MOTORHOME CO. - Robert Hendershot. 636-931-8282. High Ridge, MO 63049. Orders: (800) 654-0374, After market parts and accessories. Windshields delivered for $595 each. Rear pin and bushing kits, air bags, rotors, American Eagle aluminum wheels, many other items.

GMC PINEWOOD DERBY KIT - 574-457-3564, Ray Swartzendruber Official wood blank, axles, wheels and instructions.

GMC “KISS” WORK SHELF - 256-679-4488, Kerry Pinkerton - or  A simple aluminum tray that hooks over the lip of the front hood to hold parts and tools.

GMC SHADES - 810-650-5111 Gary & Terry Coaster (formerly Guske Sales) - Pleated shades for all GMC floorplans, windshield wraps with new tracks and closures, exterior windshield covers in a number of colors.  See for details.

GOLBY MOTOR CORP. 407-859-9000.  485 E. Donegan Avenue, Kissimee, FL 34744, email: Order parts online @  Complete service, restoration facility and body shop.

GUSKE SALES - Margaret Guske has sold her business to Gary & Terry Coaster and it is now called GMC SHADES (see listing above)

HAMPTON, TOM - 937-644-4238, Complete set of stainless steel brake lines bent to GMC spec.

HARDEMAN, BOB - 925-584-4659, Bogie greasers.

HENDERSON, ALAN - 478-320-5974, 4339 Hartley Bridge Rd. #117, Macon, GA 31216, or   Super-sized GMC wiring diagrams. You’ll not strain your eyes with these beautiful reproductions.

HENDERSON, KEN - 229-938-2797,110 O'Hara Rd., Americus, GA 31719 or Electric windshield wiper conversion. All mechanical and electrical parts to install your locally purchased electric motor with intermittent sweep. Free shipping for GMC Club members.

HIGHLAND MACHINE TOOL - 812-923-8884, 3461 E. Luther Rd, Floyds Knobs, IN 47119. Fax: 812-923-8886. Front wheel spacers to correct rut wander.

HOT WHEELS GMC MOTORHOMES, Vernon Smith, 970-330-0334. All three series Palm Beach Orange or Green. Used, various conditions. Nascar series all 4 models. New, never opened packs. The last series blue (Team Racing).

HOWELL ENGINE DEVELOPMENT - 810-765-5100.  6201 Industrial Way, Marine City, MI 48039, Fax: 810-765-1503, Throttle body fuel injection kit.

HUPY, JIM - 503-362-1583, 1754 82nd Ave SE, Salem, OR 97317 or Pressure bleeder kits for brake M/C, GM hub extenders for '90s steel wheels, air compressors and remote control for airbags systems.

J and L RV SUNSCREENS - 813-779-2148, Jim and Linda Ball, Zephyrhills, FL. Winter Cell: 904-508-8253. Sunscreens for all windows.

JENKINS, FRANK - 352-485-1397, 18214 N.E. 21st St., Gainesville, FL 32609, GMC fiberglass and aluminum fabrication. Instrument panels, bumper covers, toolboxes, grills, skirts, flares, radiator fan shrouds.

KARP'S POWER BRAKE SERVICE - 909-985-0800, Upland, CA. Contact Jeff Sensitized brake boosters and flex brake hoses (formerly Lamey supplier).

KOSIER, GARY. OH. 740-366-1833, or  Bogie greaser kit, awning protector.

LAMBKE, PAUL - 519-443-7543, 1241 Regional Rd. 19, RR #1, Wilsonville, Ontario, Canada NOE 1Z0, or Dan Stuckey .3.69:1 tranny chain drive sprocket kit.

LENZI, DAVE - 810-653-3902, 2285 Montague Rd., Davison, MI 48423-9103 or Remanufactured GMC parts. Steering components, leveler linkage, leveler valve rebuilding, embossed copper exhaust gasket.

LINS, TOM – 732-246-2867 New Jersey. GMC training films on digital media.

MAC THE FIRE GUY - 503-559-7623, Powell, WY -  Seminar presentations on RV fires and extinguishers.

MANNY'S TRANSMISSIONS - 408-937-1583, Manny Trovao (CA),  Newly rebuilt transmissions for GMC. Regular or switch pitch. Swap your usable core or we can rebuild yours. Contact for price and availability. 3.50:1 power drive chain and sprockets.

MERRELL, BLAINE - 756-522-3241, 101 Way West Airpark, Bainbridge, IN 46105-9449, Front window screens, wind wings, torsion bar unloader, lower radiator guard.

MONDELLO PERFORMANCE PRODUCTS - 805-237-8808, Paso Robles, CA, High performance Oldsmobile engine parts.

MOTORHOME ENHANCEMENTS INC - 828-464-5105 Jim Buchanan, P.O. Box 893, 1021 Second Ave NW, Conover, NC 28613, Replacement aluminum radiator for the GMC.

NOVAK, LEN -760-731-0751 and ERIC GIBBONS 530-447-5302 New dash lights and labels for your instrument panel.

RAGUSA PATTERN SHOP, INC. - 949-261-5898, 1920 D East Warner Ave., Santa Ana, CA 92705, Fax: 949-475-1420,  Many cast aluminum accessories and enhancements: screen door, transmission cooler and final drive pans, battery trays, entry step, bumper step, ladder, Onan starter bracket.

RANCE, BAXTER - 814-228-3800, 230 Mountain View RD, Genesee, PA 16923 Port fuel injection.

RANSOM, GENE - 541-471-9042, 343 NE Scenic Dr., Grants Pass, OR 97526 Correctrack front wheel spacers.

RICHARDSON, JOHN – 850-830-6100. PO Box 5191, Niceville, FL 32578 AMSoil synthetic motor oil. CamShield ZDDP additive.

SIMMONS, DAVE - 705-327-0417, in Michigan. Rear overhead cabinet, several finishes, provide that little extra storage the GMC desperately needs.

SLATEN, JR - 502-363-3011, 7702 Old Third St. Rd., Louisville, KY 40214, Beautifully rebuilt PowerLevel air valves, new SS oil cooler lines, and GMC Net name tags.

SONGER, BYRON - 502-558-8219, 9821 Meadow Vale Drive, Louisville, KY 40242, or Graphic illustrations owners can use for creating their paint schemes. Computer/iPhone/iPad apps for tracking fuel economy, repair and maintenance events and members of the Black List.

SOUTHLAND MOTORHOME CENTER - 770-271-7502, 4244 Sudderth Rd., Buford, GA 30518. (N.E. of Atlanta off 1-85) Zeb Frady, FAX 770-945-2572 Parts and Service.

SPRINGFIELD IGNITION - Dick Paterson, 705-325-4554, 3956 Line 11 North, RR #3, Coldwater, Ontario, Canada LOK1 EO, Fax: 705-325-3569, Custom curved distributors for performance and mpg, both HEI and electronic upgrades from points, rebuild carburetors. , custom 8mm plug wire sets, durable silicone oil elbows, engines, transmissions.

STREET ROD MANUFACTURING CO - 303-688-6882, Colorado. Rear disk brake conversion kits.

STUCKEY, DAN - 519-844-2083, 148 Park Dr., Wingham, ONT NOG 2WO, New Main Frame Components and Installation, Ramco Mirrors, FanTastic vents, Macerator kits, Stainless steel Onan mufflers. Side rails (Class H .188" wall 2 7/8" flange), H-­frames, cross members, drilled, and galvanized. Call for current pricing on components and installation.

SULLIVAN, TODD “SULLY” – 206-323-3333 or 206-948-5210 1752 Rainier Ave S, Seattle, WA 98144-4554 SullyBilt replacement air spring system.

TAYLOR, TERRY - 510-290-9911, CA. GMC knick-knacks, GMC Club name tags, drink coasters, replacement decals for most models, club license plate frames, etc.

TZE Zone Restorations. John R. Wright, 989-859-0715, Front air dam, bolt kits for bumpers, axles, exhaust manifolds, header.

For more information on service and suppliers, visit