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All GD brand motorcycle roller chains are made of select alloy steel, and have been undergone strict heat treatment and pre-lubed with special formulated chain oil. GD brand motorcycle chain has met or surpassed the traditional major brands of motorcycle chains on the worldwide market in such major chain performance data as chain precision, wear and shock resistance, tensile strength and elongation ratio. The average life expectance of GD motorcycle roller chains is from 8,000 to 10,000 kilometers, or even longer if properly maintained.The main specification includes 420,420H,428,428H,520,520H,530,530H,630,630H.
| CHAIN NO. | Pitch | Width | Roller | Plate | Pin | Average Ultimate Strength kgf |
Approx Weight kg/m |
||||||
| P | W | Dia | Height | Thickness | Dia | Lengths | |||||||
| inch | mm | mm | R | H1 | H2 | T1 | T2 | D | F | G | |||
| 25 | 1/4" | 6.35 | 3.15 | 3.30 | 5.20 | 6.02 | 0.75 | 0.75 | 2.30 | 3.95 | 4.65 | 450 | 0.14 |
| 25-2 | 1/4" | 6.35 | 3.15 | 3.30 | 5.20 | 6.02 | 0.75 | 0.75 | 2.30 | 7.28 | 7.95 | 900 | 0.26 |
| 25H | 1/4" | 6.35 | 3.15 | 3.30 | 5.20 | 6.02 | 1.00 | 1.00 | 2.30 | 4.35 | 5.15 | 540 | 0.16 |
| 420 | 1/2" | 12.70 | 6.35 | 7.77 | 10.40 | 12.00 | 1.50 | 1.50 | 3.96 | 7.35 | 8.75 | 1680 | 0.60 |
| 420H | 1/2" | 12.70 | 6.35 | 7.77 | 10.40 | 12.00 | 1.80 | 1.80 | 3.96 | 8.00 | 9.40 | 1800 | 0.68 |
| 428 | 1/2" | 12.70 | 7.75 | 8.51 | 10.60 | 12.00 | 1.60 | 1.60 | 4.45 | 8.40 | 9.75 | 1885 | 0.74 |
| 428H | 1/2" | 12.70 | 7.94 | 8.51 | 11.30 | 12.30 | 1.80 | 1.80 | 4.45 | 9.00 | 10.30 | 2200 | 0.90 |
| 520 | 5/8" | 15.875 | 6.35 | 10.16 | 13.00 | 15.10 | 2.00 | 2.00 | 5.08 | 8.85 | 10.25 | 3100 | 0.95 |
| 520H | 5/8" | 15.875 | 6.35 | 10.16 | 13.00 | 15.00 | 2.40 | 2.40 | 5.24 | 9.58 | 10.95 | 3200 | 1.08 |
| 525 | 5/8" | 15.875 | 7.94 | 10.16 | 13.00 | 15.10 | 2.00 | 2.00 | 5.08 | 9.70 | 11.20 | 3010 | 1.02 |
| 525H | 5/8" | 15.875 | 7.94 | 10.16 | 13.00 | 15.10 | 2.40 | 2.40 | 5.24 | 10.50 | 11.70 | 3160 | 1.15 |
| 530 | 5/8" | 15.875 | 9.40 | 10.16 | 13.00 | 15.10 | 2.00 | 2.00 | 5.08 | 10.45 | 11.90 | 3010 | 1.08 |
| 530H | 5/8" | 15.875 | 9.40 | 10.16 | 13.00 | 15.10 | 2.40 | 2.40 | 5.08 | 11.25 | 12.75 | 3010 | 1.21 |
| 630 | 3/4" | 19.05 | 9.40 | 11.91 | 15.60 | 18.00 | 2.40 | 2.40 | 5.96 | 11.35 | 12.85 | 3770 | 1.44 |
| 630H | 3/4" | 19.05 | 9.40 | 11.91 | 15.60 | 18.00 | 3.20 | 3.20 | 5.96 | 13.10 | 14.60 | 3770 | 1.80 |
Note:
1) The color available for all the above motorcycle chains is gold, silver, black, blue, yellow or self-color. While inquiring, please specify the chain color and links per length.
2) If all chain parts are required to be gold (or silver), please indicate such in your inquiry.
3) If the chain is to be endless without connecting link (or master link), please specify.
4) All the chain in individually packed with color box suitable for retailing.
