This OEM cam chain tensioner is a perfect fit for the 1981 Suzuki GS850G GS850. It is manufactured by Suzuki and has the part numbers 12830-45002 and 12830-45003. The tensioner is designed for use in the valvetrain components of motorcycle and scooter engines. The item is in excellent working condition and has been carefully inspected. The cover, with part number 12830-45003, is included. It is a genuine Suzuki part and will ensure optimal performance for your motorcycle. Came off a 1981 suzuki gs850g Good condition Working condition Comes as pictured! Fits other years! Buyer assumes responsibility to verify part fits your vehicle?s VIN, part may not fit certain models, sub-models and/or years. Part is from a used vehicle; some parts may have been replaced without our knowledge. Sold in ?as is? condition. Shipping Ships within 1 business day of receiving payment, Monday-Friday excluding Holidays. We aren?t responsible for USPS, UPS or other shipping delays. Free shipping limited to lower 48 States. Buyer responsible for taxes and duties due. *** International shipping through Global Shipping program, does not qualify for free shipping. Returns Buyer assumes responsibility for condition and fitment. Returns not accepted for international and parts/fix purchases. Items must be returned within 30 days of receipt.