The Lightning P-38 with belt drive

Gates has been making their Carbon Drive system for a number of years, but in the past limited belt selection prevented their use on recumbent bicycles.

But now Gates is making a large number of belt sizes, and the committed engineers at Lightning Cycle Dynamics went back to the drawing boards and designed a new P-38 type frame with ability to accept the belts as the world’s first commercial belt drive recumbent!

Coupling belts with a smooth shifting, precision-machined, internally-geared Rohloff 14-speed hub results in a super quiet, maintenance-free recumbent ride.

intermediate-sprocket

Read the Recumbent & Tandem Rider Magazine test drive!

Belt Drive model specifications
Sizes S, M, L, XL
Rider height range 4′9″ to 6′8″
Rider weight limit 160 lbs. (S), 200 lbs. (M), 220 lbs. (L), 250 lbs. (XL)
Colors Azure Blue, Metallic Blue, Metallic Green, Crimson Red, Starlight Red, Traffic Purple, Starlight Silver, Polished Aluminum, Titanium, Pearl Yellow, Pearl White, Jet Black,. See the full color chart.
Weight 28–31 lbs.
Wheelbase 41 to 47 inches
Overall length 60 to 76 inches
BB height 24 to 26 inches
Seat height 18 to 20 inches Ergomesh; 17 to 19 inches Midracer Ergospeed carbon
Seat angle 50 to 65 degrees Ergomesh; 35 to 40 degrees Midracer Ergospeed carbon
Ergomesh seat Patent-pending Ergofit bend, 7005 Aluminum frame. Nylon mesh back with fitted foam cushion.
Rigid fork Full carbon fiber
Braze-ons Water bottle (2), pump peg (for Zefal HP pump), drop-out eyelets, cable guides
Frame Nickel Silver brazed Multigauge CrMo, 7005 Aluminum B-B Extension
Stem LCD Customlite Aluminum
Handlebars Aluminum, Customlite LCD V type Bars
Gear range 16 to 83″ or 19 to 100”
Brakes Shimano XT hydraulic disc
Brake levers Shimano hydraulic
Bottom bracket Shimano XT
Crankset Shimano XT, tube spindle, 42 or 50 front sprocket
Headset Origin 8 threadless
Hubs Shimano XT front, Rohloff 14 speed internal rear
Shifters Rohloff Twist Shift
Front rim 16" Sun CR18, 349 mm (16×1⅜), 28 stainless spokes, Small
Front tire 16" Schwalbe Marathon 37-349 (16×1⅜), 100 psi
Front rim 20″ Sun Alloy CR18 406mm, 36 stainless spokes, M, L and XL
Front tire 20″ Schwalbe Marathon 38-406 (20×1.5) 100 psi
Rear rim 700c Sun Alloy CR18 700C, 36 stainless spokes, M, L, and XL
Rear tire 700c Schwalbe Marathon 700×28, 105 psi
Rear rim 26″ Sun CR18 26×1.5, 36 stainless spokes, Small
Rear tire 26″ Schwalbe Marathon 38-559, 100psi
Belt Length Chart
Nominal X-Seam Seat bolt to crank center Front belt (teeth) Rear belt (teeth)
Medium Frame
39.7 to 38.5 29.4 to 30.0 151 132
38.5 to 39.1 30.0 to 30.6 158 128
38.9 to 39.5 30.4 to 31.0 158 130
39.4 to 40.0 30.9 to 31.5 158 132
40.2 to 40.8 31.7 to 32.3 166 128
40.6 to 41.2 32.7 to 32.7 168 128
Large Frame
41.1 to 41.7 32.6 to 33.2 168 130
41.5 to 42.1 33.0 to 33.6 168 132
41.9 to 42.5 33.4 to 34.0 174 128
42.3 to 42.9 33.8 to 34.4 174 130
42.8 to 43.4 34.3 to 34.9 174 132
43.4 to 44.04 34.9 to 35.5 174 132
XL Frame
44.2 to 44.84 35.7 to 36.3 158 158
45.0 to 45.6 36.5 to 37.1 158 158
45.6 to 46.1 37.1 to 37.7 168 151
46.1 to 46.74 37.6 to 38.2 166 158
46.7 to 47.3 38.2 to 38.8 166 158
47.1 to 47.7 38.6 to 39.2 168 158

Attention

  1. Because the X-seam dimension can change based on seat angle, crankarm length, and shoe thickness, nominal X-seam means average or median of these factors.
  2. Seat bolt to crank center distance is a much more accurate method of determining the belts needed. This can be obtained by sitting on and correctly adjusting an existing P-38 frame.
  3. Nominal gearing is 20 rear, 24 middle, and 42 or 50 front. If using a 50 front the number of belt teeth in the above chart needs to be increased by a total of 4 teeth.
  4. To achieve these dimensions, the gearing needs to be 22 middle and 39 or 46 front.

Accessory prices and ordering information

See also our Accessories page.

Handlebar bag Buy now!
Slip on seat bag Buy now!
Hydration bladder Buy now!
Chainring disc only Call
Chainring disc and chain guard tube Call
Cycle computer Buy now!
Fenders Buy now!
Kickstand, for Phantom and P-38 Buy now!
Mirror Buy now!
Rear rack Buy now!
Panniers Buy now!
Pedal extenders Buy now!
Quick Adjust Kit/Chain Tensioner Buy now!
Shorts Buy now!
T-Shirts Buy now!
Zzipper Fairing Buy now!
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California residents add sales tax of 8.25%

Notes

  • PRICES AND SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT PRIOR NOTICE
  • Cancelled orders and returns for unique/custom products may be subject to a 10% restocking charge. Also, a full refund will not be given if returned merchandise is not in new condition.